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[ CAS No. 1823-14-9 ] {[proInfo.proName]}

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Chemical Structure| 1823-14-9
Chemical Structure| 1823-14-9
Structure of 1823-14-9 * Storage: {[proInfo.prStorage]}
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Product Details of [ 1823-14-9 ]

CAS No. :1823-14-9 MDL No. :MFCD00039813
Formula : C11H12 Boiling Point : -
Linear Structure Formula :- InChI Key :KOSORCNALVBYBP-UHFFFAOYSA-N
M.W : 144.21 Pubchem ID :74573
Synonyms :

Safety of [ 1823-14-9 ]

Signal Word:Danger Class:9
Precautionary Statements:P501-P273-P260-P270-P264-P280-P391-P314-P337+P313-P305+P351+P338-P301+P312+P330 UN#:3082
Hazard Statements:H302-H319-H372-H410 Packing Group:
GHS Pictogram:

Application In Synthesis of [ 1823-14-9 ]

* 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.

  • Downstream synthetic route of [ 1823-14-9 ]

[ 1823-14-9 ] Synthesis Path-Downstream   1~23

  • 1
  • [ 1823-14-9 ]
  • [ 135643-82-2 ]
  • 7-phenyl-1-(tetrahydro-pyran-2-yloxy)-hept-3-yn-2-one [ No CAS ]
  • 2
  • [ 1823-14-9 ]
  • [ 630-19-3 ]
  • 2,2-dimethyl-8-phenyl-4-octyn-3-ol [ No CAS ]
YieldReaction ConditionsOperation in experiment
100% Stage #1: 5-phenyl-1-pentyne With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.166667h; Inert atmosphere; Stage #2: pivalaldehyde In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; 2,2-Dimethyl-8-phenyloct-4-yn-3-ol (rac-51) To a solution of 1-(Pent-4-ynyl)benzene (50, 5.0 g, 34.672 mmol) in anhydrous THF (115 mL) was dropwise added n-BuLi (2.76 M in n-hexane, 13.8 mL, 38.139 mmol) at -78 °C under an argon atmosphere. The reaction mixture was stirred at -78 °C for 10 min. To the reaction mixture was dropwise added pivalaldehyde (4.14 mL, 38.139 mmol) at -78 °C, and the reaction mixture was stirred at rt for 1 h, quenched with saturated NH4Cl, and extracted with AcOEt (x 2). The combined organic layers were washed with brine, dried over MgSO4, and filtered. The filtrate was concentrated under reduced pressure. The residue was purified by flash column chromatography onsilica gel (n-hexane/AcOEt = 100/1 ~ 10/1) to give rac-51 (7.99 g, quant) as a colorless oil.
Stage #1: 5-phenyl-1-pentyne With lithium diisopropyl amide In tetrahydrofuran at -30℃; for 0.666667h; Stage #2: pivalaldehyde In tetrahydrofuran at -30 - 20℃; for 2h;
  • 3
  • [ 1823-14-9 ]
  • [ 162363-46-4 ]
  • C23H26N2O2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
Stage #1: 5-phenyl-1-pentyne With Schwartz's reagent In tetrahydrofuran Stage #2: 4-Chloro-6,7-diethoxyquinazoline In tetrahydrofuran Further stages.;
  • 4
  • [ 1823-14-9 ]
  • [ 70557-99-2 ]
  • C18H25BO2 [ No CAS ]
  • 5
  • [ 21702-84-1 ]
  • [ 1823-14-9 ]
  • [ 1228274-21-2 ]
  • 6
  • [ 497-25-6 ]
  • [ 1823-14-9 ]
  • [ 1274906-19-2 ]
YieldReaction ConditionsOperation in experiment
68% Stage #1: dimethylenecyclourethane With pyridine; sodium carbonate; copper dichloride In toluene at 70℃; for 0.5h; Stage #2: 5-phenyl-1-pentyne In toluene at 70℃; General procedure of synthesis of ynamides General procedure: In a 250 cm3 two-neck round-bottom flask equipped with astir-bar, CuCl2(0.2 equiv.), nitrogen nucleophile (5 equiv.),and Na2CO3(2 equiv.) were combined. The reaction flask was purged with oxygen gas. A solution of pyridine(2 equiv.) in dry toluene (0.06 M) was added to the reactionflask and stirred at 70 °C. After 0.5 h, a solution ofthe respective alkyne (1.0 equiv.) in dry toluene (0.033 M)was added to the flask over 4 h using a syringe pump. Afteraddition of alkyne/toluene solution, the reaction mixture wasallowed to stir at 70 °C overnight. After cooling to r.t., thecrude mixture was concentrated under reduced pressure. Theresidue was purified by column chromatography on silicagel.3-(5-Phenylpent-1-yn-1-yl)oxazolidin-2-one (1a,C14H15NO2)According to the general procedure, the ynamide1a was isolated after purification by column chromatography(pentane/EE = 5:1-1:1) as a yellow oil (1555 mg,6.8 mmol, 68%). 1H NMR (400 MHz, CDCl3):δ = 7.30 (t,2H), 7.21 (dd, J = 9.9, 4.1 Hz, 3H), 4.43 (t, 2H), 3.89 (t, 1H),2.75 (m, 2H), 2.35 (t, J = 7.1 Hz, 2H), 1.88 (p, 2H) ppm; 13CNMR (100 MHz, CDCl3):δ = 141.6, 128.7, 128.5, 126.0,70.9, 62.9, 47.2, 34.9, 30.4, 18.0 ppm; IR: = 3060, 3026,2924, 2861, 2270, 1766, 1603, 1479, 1454, 1415, 1302,1207, 1113, 1035, 972, 748, 701 cm-1; HRMS (ESI): m/zcalculated for [M]+ 229.1103, found 229.1093.
67% Stage #1: dimethylenecyclourethane With pyridine; oxygen; sodium carbonate; copper dichloride In toluene at 70℃; for 0.25h; Inert atmosphere; Stage #2: 5-phenyl-1-pentyne In toluene at 70℃; for 16h; Inert atmosphere;
Stage #1: dimethylenecyclourethane With oxygen; sodium carbonate; copper dichloride for 0.25h; Stage #2: With pyridine In toluene at 70℃; for 0.25h; Stage #3: 5-phenyl-1-pentyne In toluene at 70℃; for 16h;
  • 7
  • fmoc-Leu-Alko Resin [ No CAS ]
  • [ 1823-14-9 ]
  • [ 29022-11-5 ]
  • [ 35661-40-6 ]
  • [ 71989-33-8 ]
  • [ 188970-92-5 ]
  • C34H47N9O6 [ No CAS ]
YieldReaction ConditionsOperation in experiment
General procedure: A solution of piperidine (1 mL) in anhydrous DMF (2 mL) and DCM (2 mL) was added to the peptide vessel containing the swelled resin (0.1 mmol). The mixture was allowed to rock for 30 minutes at room temperature. The solution was drained, and the resin was rinsed with DMF (3 mL x 2). A solution of 1:1 DCM/DMF (3 mL x 2) was added to the resin and the peptide vessel was allowed to rock for 3 minutes. The solution was drained, and DMF (3 mL) was added. The vessel was rocked for 3 minutes, and the solvent was drained. General procedure for peptide synthesis:1 Fmoc-amino acid (0.5 mmol), HOBT (0.068 g, 0.5 mmol), and HBTU (0.190 g, 0.5 mmol) were dissolved in anhydrous DMF (3 mL) and DCM (1 mL). DIEA (0.087 mL, 0.5 mmol) was added and the resulting solution was added to the peptide vessel containing the resin (0.1 mmol). The vessel was allowed to rock for 3 hours at room temperature, the solution was drained, and the resin was rinsed with DMF (3 mL x 2). A solution of 1:1 DCM/DMF (3 mL x 2) was added to the resin and the peptide vessel was allowed to rock for 3 minutes. The solution was drained, and DMF (3 mL) was added. The vessel was rocked for 3 minutes, and the solvent was drained. The resin 5 (0.05 mmol) was suspended in anhydrous DCM (3 mL) in a peptide vessel. Pd(PPh3)4 (0.046 g, 0.04 mmol) and phenylsilane (0.12 mL, 1.0 mmol) were added. The vessel was allowed to rock for 2 hours, and the solution was drained under vacuum. The resin was rinsed with DCM (3 mL x 2), followed by washing the resin with DCM (3 mL x 2) by rocking for 3 minutes. Generation of the side chain primary amine to generate resin-bound peptide 6 was confirmed by orange resin coloration upon testing with TNBS. Sodium azide (39 mg, 0.6 mmol) was dissolved in water (1 mL). Toluene (1 mL) was added and the solution was cooled to 0C. Trifluoromethanesulfonic anhydride (Tf2O, 0.05 mL, 0.3 mmol) was added dropwise to the solution. The reaction mixture was stirred at 0C for 30 minutes, followed by warming to room temperature and was stirred for 4 hours at room temperature. A saturated sodium carbonate solution was added until the reaction mixture became basic, and the organic layer was separated. The aqueous layer was extracted with toluene (2 mL x 3) and organic layers were combined. To the combined organic layers were added triethyl amine (0.02 mL, 0.15 mmol) and methanol (2 mL). The solution was transferred to the fritted vessel containing resin charged with peptide 6 (0.1 mmol). Solid zinc chloride (2.7 mg, 0.02 mmol) was then added and the mixture was rocked for 12 hours. The peptide was rinsed with DCM/DMF (1:1, 5 mL x 3) and solvent was drained under vacuum. The conversion of amine 6 to azide 7 was confirmed by the negativeTNBS test result, with the resin exhibiting a pale gray color. CuI (0.248 g, 1.3 mmol), ascorbic acid (0.228 g, 1.3 mmol) and DIEA (0.3 mL, 1.7 mmol) were dissolved in DMF (2.5 mL) and pyridine (1.5 mL). The solution was poured into the peptide vessel containing resin charged with azide peptide 7 (0.1 mmol). The appropriate substituted alkyne (0.3 mmol) was dissolved in DMF (1 mL) and transferred to the peptide vessel. Thepeptide vessel was rocked for 12 hours at room temperature. The obtained resin-bound crude products were rinsed with DMF (5 mL x 2), DMF/DCM (5 mL x 2), and DMF (5 mL) for 3 minutes for each rinse, with solvent drained under vacuum after each rinse. The resin-bound peptide 8 (0.05 mmol) was deprotected and cleaved from the resin support per previously reported protocols.1 The Fmoc group was removed according to the general procedure for Fmoc-deprotection described above. Following Fmoc removal, a cleavage cocktail of TFA/H2O/TIPS/anisole (4.5 mL/0.25 mL/0.125 mL/0.125 mL) was added to the vessel, and the vessel was allowed to rock for 3 hours. The solution was collected, and the resin was rinsed with TFA (1 mL x 2) with the rinse added to the collected solution. Ice cold ether (10 mL) was added to a separatory funnel. The combined cleavage solution was poured into the funnel, followed by 5% acetic acid in water (5 mL). The resulting organic layer was extracted with 5% acetic acid in water (5 mL x 3). The aqueous layer and washes were combined and the remaining TFA and acetic acid were removed under reduced pressure. The triazole peptide product 8 was obtained by lyophilization, and for initial screening was dissolved in DMSO and used without further purification.
  • 8
  • [ 1823-14-9 ]
  • [ 77897-23-5 ]
  • (S)-3-benzyl-4-((S)-4-methyl-1,9-diphenylnon-5-yn-4-yl)morpholine [ No CAS ]
  • 9
  • [ 694-59-7 ]
  • [ 1823-14-9 ]
  • [ 82113-65-3 ]
  • 1-((5-phenylpent-1-en-2-yl)oxy)pyridin-1-ium bis((trifluoromethyl)sulfonyl)amide [ No CAS ]
YieldReaction ConditionsOperation in experiment
80% With silver(I) acetate; In 2,2,2-trifluoroethanol; at 60℃; for 12h; In a 25 ml reaction flask, silver acetate (10%, 66.8 mg)Pyridine nitrogen oxides (1.2 equiv. 4.056 g) were added,Tf2NH (1.1 equiv, 1.232 g),1a (4 mmol, 0.576 g),Trifluoroethanol 4ml, 60 under the conditions of heating and stirring 12 hours TLC monitoring is completed,Rapid column chromatography (eluent dichloromethane: methanol = 60: 1)A reddish brown oily liquid in 80% yield.
Pre-prepared compound A (1.2 equiv., 90.2 mg) was added to a 4 ml reaction flask in turn, and the substrate alkyne 1k was added.(0.2 mmol, 28.8 mg), PPh3AuNTf2 (2.5%, 3.7 mg), HFIP (0.2 ml), stirred at room temperature for 2.5 hours, charged twice equivalents of hydrazine, heated to 60 C, stirred for 2.5 hours, TLC After the completion of the reaction, rapid column chromatography (eluent petroleum ether: ethyl acetate = 20:1) gave a colorless oily liquid with a yield of up to 80%.
  • 10
  • [ 1823-14-9 ]
  • [ 274-07-7 ]
  • [ 161282-94-6 ]
YieldReaction ConditionsOperation in experiment
64% [00132] 5-Phenyl-i-pentyne (6.23 mL, 41.05 mmol, 1.00 eq) and catecholborane (5.25 mL, 49.26 mmol, 1 .20 eq) were dissolved in THF (15.2 mL) and the mixture was refluxed for 18 h. The solvent was evaporated and then H20 (3 mL) was added. The suspension was vigorously stirred for 4 h at room temperature. The solid was filtered and recrystallized with water. (E)-5-phenylpent-i-en-i-ylboronic acid (5.0 g, 26.3 mmol, 64%) was then filtered and dried under vacuum.1H NMR (400 MHz, DMSO-d6) OH /ppm: 7.52 (br. s, 2H), 7.32 -7.23 (m, 2H), 7.23 -7.12 (m, 3H), 6.47 (dt, J= 17.9, 6.4 Hz, 1H), 5.34 (dt, J= 17.8, 1.6 Hz, 1H), 2.62 -2.53 (m, 2H), 2.16-2.03 (m, 2H), 1.66 (p, J= 7.5 Hz, 2H).13C NMR (101 MHz, DMSO) Oc /ppm: 149.6, 142.1, 128.4 (20), 128.3 (20), 125.7, 119.3,34.6, 34.5, 30.0.
  • 11
  • [ 426-65-3 ]
  • [ 1823-14-9 ]
  • C14H13F5O [ No CAS ]
YieldReaction ConditionsOperation in experiment
General procedure: To a solution of alkyne (1.0 eq) in THF (0.5 M) was added dropwise n-BuLi in solution in hexanes (1.1 eq) at -78 C. The mixture was stirred for 1 h at -78 C and ethyl trifluoroacetate (1.5 eq) was added. After the complete consumption of the alkyne (TLC), the mixture was diluted with MeOH (same volume than THF). The mixture was allowed to warm up to 0 C and NaBH4 (1.0 eq) was added. The mixture was stirred overnight while warming up to room temperature. The reaction was then quenched with a saturated solution of NH4Cl, extracted with Et2O (x3), washed with water and brine, dried over MgSO4 and concentrated under reduced pressure to give the alpha-trifluoromethyl secondary propargylic alcohol. The crude product was purified by flash column chromatography to afford the pure product.
  • 12
  • [ 13275-42-8 ]
  • [ 1823-14-9 ]
  • 1-(3-phenylpropyl)benzo[4,5]imidazo[1,2-c][1,2,3]triazolo[1,5-a]quinazoline [ No CAS ]
  • 13
  • [ 1823-14-9 ]
  • [ 16292-17-4 ]
  • 9-(4-phenylbutyl)acridine [ No CAS ]
YieldReaction ConditionsOperation in experiment
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; ethylenediamine; at 180℃; for 1.5h;Microwave irradiation; Inert atmosphere; General procedure: Microwave Heating:To a flame dried 35 mL microwave vial with a teflon coated cap, 25 mL of ethylene diaminewas added via syringe and degassed with nitrogen for 20 minutes. To this vessel was added504 mg (1.5 mmol) of bis(2-bromophenyl)amine (3), 66 mg (0.30 mmol) of copper iodide,and 219 mg (0.30 mmol) of bis(triphenylphosphine)palladium dichloride sequentially whilestirring under nitrogen. Next 3.0 mmol of aryl acetylene was added dropwise via syringe.The reaction flask was heated for 1.5 hours at 180 C in a microwave reactor. Uponcompletion, the reaction was then poured over ice, extracted into dichloromethane (3 x 35mL) and the combined organic layers were washed with water three times before purifyingon an amine treated KP-NH silica flash column using hexanes and ethyl acetate as eluent.Fractions include primarily bis(tolan)amines (4a-f), 9-substituted acridines (5a-f), andcarbazole (6) depending on conditions.
  • 14
  • [ 1823-14-9 ]
  • [ 84539-22-0 ]
  • [ 25015-63-8 ]
  • 4-{5-[5-phenyl-1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pentyl]pyrimidin-2-yl}morpholine [ No CAS ]
  • 15
  • [ 1823-14-9 ]
  • [ 253176-94-2 ]
  • (E)-tert-butyl 3-(6-phenylhex-2-en-1-yl)azetidine-1-carboxylate [ No CAS ]
  • 16
  • [ 1823-14-9 ]
  • [ 145508-94-7 ]
  • (E)-tert-butyl 4-(6-phenylhex-2-en-1-yl)piperidine-1-carboxylate [ No CAS ]
  • 17
  • [ 1823-14-9 ]
  • [ 112823-30-0 ]
  • (E)-3-methyl-3-(6-phenylhex-2-en-1-yl)oxetane [ No CAS ]
YieldReaction ConditionsOperation in experiment
72% With (tpy')NiI; (1,3-bis(2,6-di-iso-propylphenyl)-4,5-dihydroimidazol-2-ylidene) copper chloride; lithium isopropoxide; HSiPh3 In 1,2-dimethoxyethane; 2,2,4-trimethylpentane at 25℃; for 2h; Inert atmosphere; diastereoselective reaction;
  • 18
  • [ 1823-14-9 ]
  • [ 1256788-71-2 ]
  • [ 2307449-04-1 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: triethylamine; tetrakis(triphenylphosphine) palladium(0); copper(l) iodide / tetrahydrofuran / 16 h / 20 °C 2: hydroxylamine hydrochloride; sodium carbonate / ethanol / 16 h / Reflux
  • 19
  • [ 1823-14-9 ]
  • [ 1256788-71-2 ]
  • [ 2308562-17-4 ]
YieldReaction ConditionsOperation in experiment
93% With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triethylamine In tetrahydrofuran at 20℃; for 16h;
  • 20
  • [ 1823-14-9 ]
  • [ 60169-72-4 ]
  • C22H25N [ No CAS ]
YieldReaction ConditionsOperation in experiment
67% With di-tert-butyl peroxide In toluene at 110℃; for 12h; Inert atmosphere; 2.3 General Procedure fortheHeterogeneousCopper(I)-Catalyzed Decarboxylative Couplingof-Amino Acids withVarious CarbonNucleophiles. General procedure: To a 10mL reaction tube were added N,N-SBA-15-CuBr(122mg, 0.09mmol), -amino acid 1 (0.6mmol), nucleophile2 or 4 (0.9mmol), di-tert-butyl peroxide (0.84mmol),and toluene (3mL) under Ar. The reaction temperature wasraised to 110°C as soon as possible. The resulting mixturewas stirred at that temperature for 12h, and then was cooledto room temperature. The reaction mixture was diluted withEtOAc (10mL) and filtered. The N,N-SBA-15-CuBr catalystwas washed with toluene (2 × 5mL) and acetone (2 × 5mL),dried at 80°C in vacuo for 2h and reused in the next run.The filtrate was concentrated under reduced pressure, andthe residue was purified by flash silica gel column chromatography(light petroleum ether/diethyl ether) to aford thetarget product 3 or 5.
  • 21
  • [ 33574-02-6 ]
  • [ 1823-14-9 ]
  • [ 73183-34-3 ]
  • C21H31BO2 [ No CAS ]
  • C21H31BO2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
71% With (1-(2,6-diisopropylphenyl)-3,3-diethyl-5,5-dimethylpyrrolidin-2-ylidene)copper(I) chloride; lithium tert-butylate In N,N-dimethyl acetamide at 20℃; for 16h; regioselective reaction;
  • 22
  • [ 3066-75-9 ]
  • [ 1823-14-9 ]
  • [ 73183-34-3 ]
  • C20H29BO2 [ No CAS ]
  • C20H29BO2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
67% With (1-(2,6-diisopropylphenyl)-3,3-diethyl-5,5-dimethylpyrrolidin-2-ylidene)copper(I) chloride; lithium tert-butylate In N,N-dimethyl acetamide at 20℃; for 16h; regioselective reaction;
  • 23
  • [ 7766-48-5 ]
  • [ 1823-14-9 ]
  • [ 73183-34-3 ]
  • C22H33BO2 [ No CAS ]
  • C22H33BO2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
66% With (1-(2,6-diisopropylphenyl)-3,3-diethyl-5,5-dimethylpyrrolidin-2-ylidene)copper(I) chloride; lithium tert-butylate In N,N-dimethyl acetamide at 20℃; for 16h; regioselective reaction;
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