[ CAS No. 2033-29-6 ]

Name: 2033-29-6|5,6-Dichloro-1H-benzo[d]imidazol-2(3H)-one|98%
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SKU: A620269
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Quality Control of [ 2033-29-6 ]

COA NMR CNMR HPLC LC-MS

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SDS

Alternatived Products of [ 2033-29-6 ]

Product Details of [ 2033-29-6 ]

CAS No. :	2033-29-6	MDL No. :	MFCD12963764
Formula :	C₇H₄Cl₂N₂O	Boiling Point :	-
Linear Structure Formula :	-	InChI Key :	N/A
M.W :	203.03 g/mol	Pubchem ID :	-
Synonyms :

Calculated chemistry of of [ 2033-29-6 ]

Physicochemical Properties

Num. heavy atoms :	12
Num. arom. heavy atoms :	9
Fraction Csp3 :	0.0
Num. rotatable bonds :	0
Num. H-bond acceptors :	1.0
Num. H-bond donors :	2.0
Molar Refractivity :	48.94
TPSA :	48.65 Å²

Pharmacokinetics

GI absorption :	High
BBB permeant :	Yes
P-gp substrate :	No
CYP1A2 inhibitor :	Yes
CYP2C19 inhibitor :	No
CYP2C9 inhibitor :	No
CYP2D6 inhibitor :	No
CYP3A4 inhibitor :	No
Log Kp (skin permeation) :	-6.25 cm/s

Lipophilicity

Log Po/w (iLOGP) :	1.44
Log Po/w (XLOGP3) :	1.82
Log Po/w (WLOGP) :	2.16
Log Po/w (MLOGP) :	2.02
Log Po/w (SILICOS-IT) :	3.43
Consensus Log Po/w :	2.17

Druglikeness

Lipinski :	0.0
Ghose :	None
Veber :	0.0
Egan :	0.0
Muegge :	0.0
Bioavailability Score :	0.55

Water Solubility

Log S (ESOL) :	-2.8
Solubility :	0.322 mg/ml ; 0.00158 mol/l
Class :	Soluble
Log S (Ali) :	-2.46
Solubility :	0.702 mg/ml ; 0.00346 mol/l
Class :	Soluble
Log S (SILICOS-IT) :	-4.06
Solubility :	0.0178 mg/ml ; 0.0000879 mol/l
Class :	Moderately soluble

Medicinal Chemistry

PAINS :	0.0 alert
Brenk :	0.0 alert
Leadlikeness :	1.0
Synthetic accessibility :	1.42

Safety of [ 2033-29-6 ]

Signal Word:	Warning	Class:	N/A
Precautionary Statements:	P261-P280-P301+P312-P302+P352-P305+P351+P338	UN#:	N/A
Hazard Statements:	H302-H315-H320-H335	Packing Group:	N/A
GHS Pictogram:

Application In Synthesis of [ 2033-29-6 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

Upstream synthesis route of [ 2033-29-6 ]
Downstream synthetic route of [ 2033-29-6 ]

[ 2033-29-6 ] Synthesis Path-Upstream 1~1

1
[ 2033-29-6 ]
[ 16865-11-5 ]

Yield	Reaction Conditions	Operation in experiment
90%	Stage #1: for 3 h; Reflux Stage #2: With sodium hydroxide In water at 20℃;	Thoroughly dried 5,6-dichloro- 1 ,3-dihydro-benzoimidazol-2-one (28.4 g, 0.14 mol) was suspended in POCI3 (75 ml_). The reaction solution was heated to reflux temperature for 3 hours and cooled to room temperature. The solution was poured into crushed ice/water (1.5 L) slowly with sufficient stirring. The solution was neutralized to pH = 7.0 with NaOH. The precipitated solid was collected by filtration, washed with water, and dried to afford the title compound (27.9 g, 90percent). The crude product was used in the following reaction without further purification.
71%	at 120℃; for 2 h; a screw-cap pressure tube	(b) Preparation of the intermediary compound 2,5,6-trichloro-l -benzo[d]imidazole:To 5,6-dichloro-lH-benzo[d]imidazol-2(3H)-one (1.0 g, 4.5 mmol) was added phosphoryl trichloride (4 mL) and the reaction mixture was heated in a screw-cap pressure tube at 12O⁰C for 2 hours. The reaction mixture was concentrated in vacuo, the residue was diluted with water (30 mL) and the resulting off-white solid was filtered off. The precipitate was washed with water (3x20 mL) and dried under high vacuum to afford 0.77 g (71 percent yield) of 2,5,6-trichloro-lH- benzo[d]imidazole.
71%	at 120℃; for 2 h;	To 5,6-dichloro-lH-benzo[d]imidazol-2(3H)-one (1.0 g, 4.5 mmol) was added phosphoryl trichloride (4 mL) and the reaction mixture was heated in a screw-cap pressure tube at 120°C for 2 hours. The reaction mixture was concentrated in vacuo, the residue was diluted with water (30 mL) and the resulting off-white solid was filtered off. The precipitate was washed with water (3 x20 mL) and dried under high vacuum to afford 0.77 g (71 percent yield) of 2,5,6-trichloro-lH- benzo[d]imidazole.

Reference： [1] Patent: WO2009/134750, 2009, A1, . Location in patent: Page/Page column 60
[2] Journal of Medicinal Chemistry, 2016, vol. 59, # 15, p. 7188 - 7211
[3] Patent: WO2011/23812, 2011, A1, . Location in patent: Page/Page column 69
[4] Patent: WO2012/117062, 2012, A1, . Location in patent: Page/Page column 29
[5] Journal of Medicinal Chemistry, 1997, vol. 40, # 4, p. 586 - 593
[6] Patent: EP1698635, 2006, A1, . Location in patent: Page/Page column 28
[7] Bioorganic and Medicinal Chemistry Letters, 2008, vol. 18, # 18, p. 5010 - 5014
[8] European Journal of Medicinal Chemistry, 2009, vol. 44, # 3, p. 1024 - 1033
[9] Patent: WO2013/63221, 2013, A1, . Location in patent: Page/Page column 29
[10] Patent: WO2008/129007, 2008, A1, . Location in patent: Page/Page column 35-36

[ 2033-29-6 ] Synthesis Path-Downstream 1~42

1
[ 2033-29-6 ]
[ 16865-11-5 ]

Yield	Reaction Conditions	Operation in experiment
90%		Thoroughly dried 5,6-dichloro- 1 ,3-dihydro-benzoimidazol-2-one (28.4 g, 0.14 mol) was suspended in POCI3 (75 ml_). The reaction solution was heated to reflux temperature for 3 hours and cooled to room temperature. The solution was poured into crushed ice/water (1.5 L) slowly with sufficient stirring. The solution was neutralized to pH = 7.0 with NaOH. The precipitated solid was collected by filtration, washed with water, and dried to afford the title compound (27.9 g, 90%). The crude product was used in the following reaction without further purification.
71%	With trichlorophosphate; at 120℃; for 2h;a screw-cap pressure tube;	(b) Preparation of the intermediary compound 2,5,6-trichloro-l -benzo[d]imidazole:To 5,6-dichloro-lH-benzo[d]imidazol-2(3H)-one (1.0 g, 4.5 mmol) was added phosphoryl trichloride (4 mL) and the reaction mixture was heated in a screw-cap pressure tube at 12O0C for 2 hours. The reaction mixture was concentrated in vacuo, the residue was diluted with water (30 mL) and the resulting off-white solid was filtered off. The precipitate was washed with water (3x20 mL) and dried under high vacuum to afford 0.77 g (71 % yield) of 2,5,6-trichloro-lH- benzo[d]imidazole.
71%	With trichlorophosphate; at 120℃; for 2h;	To 5,6-dichloro-lH-benzo[d]imidazol-2(3H)-one (1.0 g, 4.5 mmol) was added phosphoryl trichloride (4 mL) and the reaction mixture was heated in a screw-cap pressure tube at 120C for 2 hours. The reaction mixture was concentrated in vacuo, the residue was diluted with water (30 mL) and the resulting off-white solid was filtered off. The precipitate was washed with water (3 x20 mL) and dried under high vacuum to afford 0.77 g (71 % yield) of 2,5,6-trichloro-lH- benzo[d]imidazole.

		Reference Example 2 2,5,6-Trichloro-1H-benzimidazole 5,6-Dichloro-1,3-dihydro-2H-benzimidazol-2-one (11.5g) was suspended in phosphorus oxychloride (40mL), and the mixture was stirred at 120C for 24 hours. After cooling the reaction mixture, water was added to the reaction mixture, and to the mixture was added 28% aqueous ammonia solution to alkalize. The solid was collected by filtration and dried to give the title compound (5.0g). 1H―NMR (DMSO-d6) delta ppm: 7.83 (2H, brs), 13.30-14.00 (1H, br)
	With trichlorophosphate; for 3h;Reflux;	2,5,6-Trichloro-1 H-benzoimidazole: Thoroughly dried 5,6-dichloro- 1 ,3-dihydro-benzoimidazol-2-one (28.4 g, 0.14 mol) was suspended in POCI3 (75 mL). The reaction solution was heated to reflux temperature for 3 hours and cooled to room temperature. The solution was poured into crushed ice/water (1 .5 L) slowly with sufficient stirring. The solution was neutralized to pH = 7.0 with NaOH. The precipitated solid was collected by filtration, washed with water, and dried to afford the title compound (27.9 g, 90%). The crude product was used in the following reaction without further purification.
		Intermediate 12: 2,5,6-Trichloro-1 H-benzimidazole; A mixture of 5,6-dichloro-1 ,3-dihydro-2H-benzimidazol-2-one (Intermediate 13, 0.75 g, 3.7 mmol) and phosphorus oxychloride (1.6 ml) was heated to 1 10 0C and stirred for 5 hour. The mixture was cooled to room temperature and quenched by addition of ice. The mixture was left to stand 30 minutes, then basified to pH 9 with aqueous ammonium <n="37"/>hydroxide solution. The resulting precipitate was filtered off, washed with water and dried under vacuum. The residue was dissolved in ethyl acetate, and filtered. The filtrate was concentrated under vacuum to give the title compound (0.25 g). 1 H-NMR (400 MHz, DMSO-d6): delta 7.82 (2H, s); UPLC-MS: 0.68 min, m/z 221 [M+H]+.

Reference： [1]Patent: WO2009/134750,2009,A1 .Location in patent: Page/Page column 60
[2]Journal of Medicinal Chemistry,2019
[3]Journal of Medicinal Chemistry,2016,vol. 59,p. 7188 - 7211
[4]Patent: WO2011/23812,2011,A1 .Location in patent: Page/Page column 69
[5]Patent: WO2012/117062,2012,A1 .Location in patent: Page/Page column 29
[6]Journal of Medicinal Chemistry,1997,vol. 40,p. 586 - 593
[7]Patent: EP1698635,2006,A1 .Location in patent: Page/Page column 28
[8]Bioorganic and Medicinal Chemistry Letters,2008,vol. 18,p. 5010 - 5014
[9]European Journal of Medicinal Chemistry,2009,vol. 44,p. 1024 - 1033
[10]Patent: WO2013/63221,2013,A1 .Location in patent: Page/Page column 29
[11]Patent: WO2008/129007,2008,A1 .Location in patent: Page/Page column 35-36

2
[ 2033-29-6 ]
[ 24424-99-5 ]
[ 1010445-47-2 ]

Yield	Reaction Conditions	Operation in experiment
85%	dmap; In tetrahydrofuran; at 20℃; for 2h;	di-tert-Butyl 5,6-dichloro-2-oxobenzimidazole-1 ,3-dicarboxylate (XVII); 3.70 g (17.0 mmol) of BoC2O were added at room temperature to a stirred suspension of 1.38 g (6.80 mmol) of 5,6-dichloro-1 ,3-dihydrobenzimidazole-2-one (XVI) and a catalytic amount of DMAP in dry THF. The reaction solution was stirred at room temperature for 2 h, and the solvent was then removed in vacuo. The residue was slurried in heptane, filtered, washed with heptane and dried in vacuo. Yield: 2.33 g (85%) of brown solid 1H-NMR (DMSOd6): 1.59 (s, 18H), 7.91 (s, 2H). MS (API-ES,pos) m/z = 425 [M+Na]+

Reference： [1]Patent: WO2008/25736,2008,A1 .Location in patent: Page/Page column 62

3
[ 1010445-47-2 ]
[ 2033-29-6 ]
[ 1010445-48-3 ]

Yield	Reaction Conditions	Operation in experiment
100%	With potassium carbonate; In acetonitrile; for 2.5h;Heating / reflux;	tert-Butyl 5,6-dichloro-2-oxo-2,3-dihydrobenzimidazole-1 -carboxylate (XVIII); A mixture of 0.91 g (4.48 mmol) of 5,6-dichloro-1 ,3-dihydrobenzimidazol-2-one, 1.81 g (4.48 mmol) of di-tert-butyl 5,6-dichloro-2-oxobenzimidazole-1 ,3-dicarboxylate (XVIII) and 0.74 g (5.38 mmol) of potassium carbonate in acetonitrile (100 ml) was heated under reflux with vigorous stirring for 2.5 h. Most of the solvent was then removed in vacuo, and the residue was mixed with 80 ml of 1 N hydrochloric acid. The solid residue was filtered, washed with water, dried in vacuo and recrystallized from ethyl acetate. Yield: 1.38 g (100%) of black solid 1H-NMR (DMSO-d6): 1.58 (s, 9H), 7.19 (s, 1 H), 7.77 (s, 1 H), 11.5 (bs, 1 H). MS (API-ES,pos) m/z = 247, 249 [M+H-tBu]+

Reference： [1]Patent: WO2008/25736,2008,A1 .Location in patent: Page/Page column 62

4
[ 2033-29-6 ]
[ 142372-26-7 ]

Reference： [1]Journal of Medicinal Chemistry,1997,vol. 40,p. 586 - 593

5
[ 2033-29-6 ]
5,6-dichloro-1-phenylmethyl-2-piperazinyl-1H-benzimidazole [ No CAS ]

Reference： [1]Journal of Medicinal Chemistry,1997,vol. 40,p. 586 - 593

6
[ 2033-29-6 ]
5,6-dichloro-1-β-D-ribofuranosylbenzimidazol-2-one [ No CAS ]

Reference： [1]Journal of Medicinal Chemistry,1995,vol. 38,p. 4098 - 4105

7
[ 2033-29-6 ]
5,6-dichloro-4-nitro-1-β-D-ribofuranosylbenzimidazol-2-one [ No CAS ]

Reference： [1]Journal of Medicinal Chemistry,1995,vol. 38,p. 4098 - 4105

8
[ 2033-29-6 ]
[ 149622-95-7 ]

Reference： [1]Journal of Medicinal Chemistry,1995,vol. 38,p. 4098 - 4105

9
[ 2033-29-6 ]
[ 149622-97-9 ]

Reference： [1]Journal of Medicinal Chemistry,1995,vol. 38,p. 4098 - 4105

10
[ 2033-29-6 ]
5,6-Dichloro-1-cyclohexylmethyl-1,3-dihydro-benzoimidazol-2-one [ No CAS ]

Reference： [1]Journal of Organic Chemistry,1995,vol. 60,p. 1565 - 1582

11
[ 2033-29-6 ]
5,6-Dichloro-1,3-dihydro-1-(phenylmethyl)-2H-benzimidazol-2-one [ No CAS ]

Reference： [1]Journal of Organic Chemistry,1995,vol. 60,p. 1565 - 1582

12
[ 2033-29-6 ]
[ 1026027-09-7 ]

Reference： [1]Journal of Organic Chemistry,1995,vol. 60,p. 1565 - 1582

13
[ 2033-29-6 ]
[ 161468-75-3 ]

Reference： [1]Journal of Organic Chemistry,1995,vol. 60,p. 1565 - 1582

14
[ 5348-42-5 ]
[ 64269-79-0 ]
[ 2033-29-6 ]

Yield	Reaction Conditions	Operation in experiment
	In tetrahydrofuran;	EXAMPLE 1 5,6-Dichloro-1,3-dihydro-2H-benzimidazol-2-one Process A: Carbonyl di-imidazole (75 g, 463 mmol) was added, in portions over 10-15 minutes to a stirred solution of 4,5-dichlorophenylenediamine (72 g, 407 mmol) in tetrahydrofuran (330 mL). The reaction mixture was cooled and stirred at room temperature for 3 h, diluted with water (400 mL), cooled to ca 10 C. and the solid was collected by filtration, washed with water and dried, in vacuo, to give the title compound (84 g, 414 mmol, 980/% yield) as a white solid.

Reference： [1]Patent: US2003/191127,2003,A1

15
[ 2033-29-6 ]
[ 1268710-01-5 ]

Reference： [1]Patent: WO2011/23812,2011,A1

16
[ 2033-29-6 ]
[ 1268710-09-3 ]

Reference： [1]Patent: WO2011/23812,2011,A1

17
[ 2033-29-6 ]
[ 1268713-15-0 ]

Reference： [1]Patent: WO2011/23812,2011,A1

18
[ 2033-29-6 ]
[ 1268710-13-9 ]

Reference： [1]Patent: WO2011/23812,2011,A1

19
[ 2033-29-6 ]
[ 1268710-14-0 ]

Reference： [1]Patent: WO2011/23812,2011,A1

20
[ 2033-29-6 ]
[ 1268713-05-8 ]

Reference： [1]Patent: WO2011/23812,2011,A1
[2]Patent: WO2011/23812,2011,A1

21
[ 2033-29-6 ]
[ 1268710-22-0 ]

Reference： [1]Patent: WO2011/23812,2011,A1
[2]Patent: WO2011/23812,2011,A1

22
[ 2033-29-6 ]
[ 1268710-24-2 ]

Reference： [1]Patent: WO2011/23812,2011,A1
[2]Patent: WO2011/23812,2011,A1

23
[ 2033-29-6 ]
[ 1268710-29-7 ]

Reference： [1]Patent: WO2011/23812,2011,A1

24
[ 2033-29-6 ]
[ 1268710-30-0 ]

Reference： [1]Patent: WO2011/23812,2011,A1

25
[ 2033-29-6 ]
[ 1268710-38-8 ]

Reference： [1]Patent: WO2011/23812,2011,A1

26
[ 2033-29-6 ]
[ 1268713-29-6 ]

Reference： [1]Patent: WO2011/23812,2011,A1

27
[ 2033-29-6 ]
[ 1268710-67-3 ]

Reference： [1]Patent: WO2011/23812,2011,A1

28
[ 2033-29-6 ]
[ 1268709-58-5 ]

Reference： [1]Patent: WO2011/23812,2011,A1

29
[ 2033-29-6 ]
[ 1268713-31-0 ]

Reference： [1]Patent: WO2011/23812,2011,A1
[2]Patent: WO2012/117062,2012,A1

30
[ 2033-29-6 ]
[ 1268710-95-7 ]

Reference： [1]Patent: WO2011/23812,2011,A1

31
[ 2033-29-6 ]
[ 1268712-97-5 ]

Reference： [1]Patent: WO2011/23812,2011,A1

32
[ 2033-29-6 ]
[ 1268709-59-6 ]

Reference： [1]Patent: WO2011/23812,2011,A1

33
[ 2033-29-6 ]
[ 1268709-62-1 ]

Reference： [1]Patent: WO2011/23812,2011,A1

34
[ 2033-29-6 ]
[ 1268709-63-2 ]

Reference： [1]Patent: WO2011/23812,2011,A1

35
[ 2033-29-6 ]
[ 1268712-25-9 ]

Reference： [1]Patent: WO2011/23812,2011,A1

36
[ 2033-29-6 ]
C₂₀H₁₉Cl₂N₃O₂ [ No CAS ]

Reference： [1]Patent: WO2011/23812,2011,A1

37
[ 2033-29-6 ]
C₂₂H₂₃Cl₂N₃O₂ [ No CAS ]

Reference： [1]Patent: WO2011/23812,2011,A1

38
[ 2033-29-6 ]
[ 1268709-64-3 ]

Reference： [1]Patent: WO2011/23812,2011,A1

39
[ 2033-29-6 ]
[ 1268709-65-4 ]

Reference： [1]Patent: WO2011/23812,2011,A1

40
[ 2033-29-6 ]
[ 1268709-66-5 ]

Reference： [1]Patent: WO2011/23812,2011,A1

41
[ 2033-29-6 ]
[ 1268709-74-5 ]

Reference： [1]Patent: WO2011/23812,2011,A1

42
[ 2033-29-6 ]
[ 1268712-98-6 ]

Reference： [1]Patent: WO2011/23812,2011,A1
[2]Patent: WO2012/117062,2012,A1

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P391	Collect spillage. Hazardous to the aquatic environment
P301 + P310	IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
P301 + P312	IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P301 + P330 + P331	IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P302 + P334	IF ON SKIN: Immerse in cool water/wrap in wet bandages.
P302 + P350	IF ON SKIN: Gently wash with plenty of soap and water.
P303 + P361 + P353	IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P304 + P312	IF INHALED: Call a POISON CENTER or doctor/physician if you feel unwell.
P304 + P340	IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P304 + P341	IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P306 + P360	IF ON CLOTHING: Rinse Immediately contaminated CLOTHING and SKIN with plenty of water before removing clothes.
P307 + P311	IF exposed: call a POISON CENTER or doctor/physician.
P308 + P313	IF exposed or concerned: Get medical advice/attention.
P309 + P311	IF exposed or if you feel unwell: call a POISON CENTER or doctor/physician.
P332 + P313	IF SKIN irritation occurs: Get medical advice/attention.
P333 + P313	IF SKIN irritation or rash occurs: Get medical advice/attention.
P335 + P334	Brush off loose particles from skin. Immerse in cool water/wrap in wet bandages.
P337 + P313	IF eye irritation persists: Get medical advice/attention.
P342 + P311	IF experiencing respiratory symptoms: call a POISON CENTER or doctor/physician.
P370 + P376	In case of fire: Stop leak if safe to Do so.
P370 + P378	In case of fire:
P370 + P380	In case of fire: Evacuate area.
P370 + P380 + P375	In case of fire: Evacuate area. Fight fire remotely due to the risk of explosion.
P371 + P380 + P375	In case of major fire and large quantities: Evacuate area. Fight fire remotely due to the risk of explosion.
Storage
Code	Phrase
P401
P402	Store in a dry place.
P403	Store in a well-ventilated place.
P404	Store in a closed container.
P405	Store locked up.
P406	Store in corrosive resistant/ container with a resistant inner liner.
P407	Maintain air gap between stacks/pallets.
P410	Protect from sunlight.
P411
P412	Do not expose to temperatures exceeding 50 oC/ 122 oF.
P413
P420	Store away from other materials.
P422
P402 + P404	Store in a dry place. Store in a closed container.
P403 + P233	Store in a well-ventilated place. Keep container tightly closed.
P403 + P235	Store in a well-ventilated place. Keep cool.
P410 + P403	Protect from sunlight. Store in a well-ventilated place.
P410 + P412	Protect from sunlight. Do not expose to temperatures exceeding 50 oC/122oF.
P411 + P235	Keep cool.
Disposal
Code	Phrase
P501	Dispose of contents/container to ...
P502	Refer to manufacturer/supplier for information on recovery/recycling

Purity	Size	Price	VIP Price	USA Stock *0-1 Day	Global Stock *5-7 Days	Quantity
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Physical hazards
Code	Phrase
H200	Unstable explosive
H201	Explosive; mass explosion hazard
H202	Explosive; severe projection hazard
H203	Explosive; fire, blast or projection hazard
H204	Fire or projection hazard
H205	May mass explode in fire
H220	Extremely flammable gas
H221	Flammable gas
H222	Extremely flammable aerosol
H223	Flammable aerosol
H224	Extremely flammable liquid and vapour
H225	Highly flammable liquid and vapour
H226	Flammable liquid and vapour
H227	Combustible liquid
H228	Flammable solid
H229	Pressurized container: may burst if heated
H230	May react explosively even in the absence of air
H231	May react explosively even in the absence of air at elevated pressure and/or temperature
H240	Heating may cause an explosion
H241	Heating may cause a fire or explosion
H242	Heating may cause a fire
H250	Catches fire spontaneously if exposed to air
H251	Self-heating; may catch fire
H252	Self-heating in large quantities; may catch fire
H260	In contact with water releases flammable gases which may ignite spontaneously
H261	In contact with water releases flammable gas
H270	May cause or intensify fire; oxidizer
H271	May cause fire or explosion; strong oxidizer
H272	May intensify fire; oxidizer
H280	Contains gas under pressure; may explode if heated
H281	Contains refrigerated gas; may cause cryogenic burns or injury
H290	May be corrosive to metals
Health hazards
Code	Phrase
H300	Fatal if swallowed
H301	Toxic if swallowed
H302	Harmful if swallowed
H303	May be harmful if swallowed
H304	May be fatal if swallowed and enters airways
H305	May be harmful if swallowed and enters airways
H310	Fatal in contact with skin
H311	Toxic in contact with skin
H312	Harmful in contact with skin
H313	May be harmful in contact with skin
H314	Causes severe skin burns and eye damage
H315	Causes skin irritation
H316	Causes mild skin irritation
H317	May cause an allergic skin reaction
H318	Causes serious eye damage
H319	Causes serious eye irritation
H320	Causes eye irritation
H330	Fatal if inhaled
H331	Toxic if inhaled
H332	Harmful if inhaled
H333	May be harmful if inhaled
H334	May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335	May cause respiratory irritation
H336	May cause drowsiness or dizziness
H340	May cause genetic defects
H341	Suspected of causing genetic defects
H350	May cause cancer
H351	Suspected of causing cancer
H360	May damage fertility or the unborn child
H361	Suspected of damaging fertility or the unborn child
H361d	Suspected of damaging the unborn child
H362	May cause harm to breast-fed children
H370	Causes damage to organs
H371	May cause damage to organs
H372	Causes damage to organs through prolonged or repeated exposure
H373	May cause damage to organs through prolonged or repeated exposure
Environmental hazards
Code	Phrase
H400	Very toxic to aquatic life
H401	Toxic to aquatic life
H402	Harmful to aquatic life
H410	Very toxic to aquatic life with long-lasting effects
H411	Toxic to aquatic life with long-lasting effects
H412	Harmful to aquatic life with long-lasting effects
H413	May cause long-lasting harmful effects to aquatic life
H420	Harms public health and the environment by destroying ozone in the upper atmosphere

[ CAS No. 2033-29-6 ]

Quality Control of [ 2033-29-6 ]

Related Doc. of [ 2033-29-6 ]

Product Details of [ 2033-29-6 ]

Calculated chemistry of of [ 2033-29-6 ]

Physicochemical Properties

Pharmacokinetics

Lipophilicity

Druglikeness

Water Solubility

Medicinal Chemistry

Safety of [ 2033-29-6 ]

Application In Synthesis of [ 2033-29-6 ]

[ 2033-29-6 ] Synthesis Path-Upstream 1~1

[ 2033-29-6 ] Synthesis Path-Downstream 1~42

Related Functional Groups of [ 2033-29-6 ]

Chlorides

Amides

Related Parent Nucleus of [ 2033-29-6 ]

Benzimidazoles

Precautionary Statements-General

Prevention

Response

Storage

Disposal

Physical hazards

Health hazards

Environmental hazards

Inquiry

Related Functional Groups of
[ 2033-29-6 ]

Related Parent Nucleus of
[ 2033-29-6 ]