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[ CAS No. 122111-11-9 ] {[proInfo.proName]}

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Chemical Structure| 122111-11-9
Chemical Structure| 122111-11-9
Structure of 122111-11-9 * Storage: {[proInfo.prStorage]}
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Product Details of [ 122111-11-9 ]

CAS No. :122111-11-9 MDL No. :MFCD08460089
Formula : C20H18F2O8S Boiling Point : -
Linear Structure Formula :- InChI Key :-
M.W : 456.41 Pubchem ID :-
Synonyms :

Calculated chemistry of [ 122111-11-9 ]

Physicochemical Properties

Num. heavy atoms : 31
Num. arom. heavy atoms : 12
Fraction Csp3 : 0.3
Num. rotatable bonds : 9
Num. H-bond acceptors : 10.0
Num. H-bond donors : 0.0
Molar Refractivity : 101.72
TPSA : 113.58 Ų

Pharmacokinetics

GI absorption : High
BBB permeant : No
P-gp substrate : No
CYP1A2 inhibitor : No
CYP2C19 inhibitor : Yes
CYP2C9 inhibitor : Yes
CYP2D6 inhibitor : No
CYP3A4 inhibitor : Yes
Log Kp (skin permeation) : -6.71 cm/s

Lipophilicity

Log Po/w (iLOGP) : 3.63
Log Po/w (XLOGP3) : 3.34
Log Po/w (WLOGP) : 4.33
Log Po/w (MLOGP) : 2.61
Log Po/w (SILICOS-IT) : 2.08
Consensus Log Po/w : 3.2

Druglikeness

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

Water Solubility

Log S (ESOL) : -4.47
Solubility : 0.0156 mg/ml ; 0.0000342 mol/l
Class : Moderately soluble
Log S (Ali) : -5.4
Solubility : 0.00181 mg/ml ; 0.00000396 mol/l
Class : Moderately soluble
Log S (SILICOS-IT) : -5.32
Solubility : 0.00216 mg/ml ; 0.00000474 mol/l
Class : Moderately soluble

Medicinal Chemistry

PAINS : 0.0 alert
Brenk : 2.0 alert
Leadlikeness : 2.0
Synthetic accessibility : 4.6

Safety of [ 122111-11-9 ]

Signal Word:Warning Class:N/A
Precautionary Statements:P261-P305+P351+P338 UN#:N/A
Hazard Statements:H302-H315-H319-H335 Packing Group:N/A
GHS Pictogram:

Application In Synthesis of [ 122111-11-9 ]

* 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 [ 122111-11-9 ]

[ 122111-11-9 ] Synthesis Path-Downstream   1~2

  • 1
  • [ 124-63-0 ]
  • [ 1173824-58-2 ]
  • [ 134877-42-2 ]
YieldReaction ConditionsOperation in experiment
100% With triethylamine; In dichloromethane; at 0 - 20℃; for 18h;Inert atmosphere; A solution of 2 (4.14 g, 10.9 mmol) in anhydrous DCM (52 mL) and anhydrous TEA (2.4 mL) was cooled to 0 C and methane sulfonylchloride (1.23 mL, 15.8 mmol) was added dropwise. The reaction was stirred at rt for 18 h. The mixture was partitioned between DCM (140 mL) and a saturated solution of NaHCO3 (56 mL). The organic phase was dried over Na2SO4 and concentrated to give an oil as a mixture of anomers (5.03 g, quantitative). 19F NMR (CDCl3, 471 MHz): delta -107.70, -108.22, -120.65, -121.17, -122.21, -122.73, -123.76, -124.45. 1H NMR of major (60%) anomer (CDCl3, 500 MHz): delta 8.13-8.04 (m, 4H, Bz), 7.65-7.54 (m, 2H, Bz), 7.50-7.41 (m, 4H, Bz), 6.17 (d, J = 5.6 Hz, 1H, H-1), 5.62 (dd, J1 = 4.2 Hz, J2 = 16.4 Hz, 1H, H-3), 4.91 (q, J = 3.9 Hz, 1H, H-4), 4.81-4.61 (m, 2H, H-5), 3.17 (s, 3H, CH3). 1H NMR of minor (40%) anomer (CDCl3, 500 MHz): delta 8.13-8.04 (4H, m, Bz), 7.65-7.54 (m, 2H, Bz), 7.50-7.41 (m, 4H, Bz), 6.09 (d, J = 6.4 Hz, 1H, H-1), 5.98 (dt, J1 = 7.3 Hz, J2 = 15.0 Hz, 1H, H-3), 4.81-4.61 (m, 3H, H-4, H-5), 3.03 (s, 3H, CH3). 13C NMR (CDCl3, 126 MHz): delta 40.09, 40.20 (CH3), 62.52, 63.08 (C-5), 69.61 (dd, J1C-F = 15.7 Hz, J2C-F = 26.0 Hz, C-3), 71.04 (dd, J1C-F = 17.4 Hz, J2C-F = 36.4 Hz, C-3), 79.68, 79.75, 82.59 (C-4), 98.81 (dd, J1C-F = 25.0 Hz, J2C-F = 41.8 Hz, C-1), 99.52 (dd, J1C-F = 24.5 Hz, J2C-F = 46.3 Hz, C-1), 120.61 (dd, J1C-F = 253.5 Hz, J2C-F = 269.8 Hz, C-2), 120.91 (dd, J1C-F = 249.3 Hz, J2C-F = 276.3 Hz, C-2), 128.42, 128.58, 128.63, 128.70, 128.76, 128.79 (Ph), 129.18, 129.25 (?ipso? Ph), 129.76, 130.07, 130.14, 133.51, 133.63, 134.19, 134.26 (Ph), 164.89, 165.03, 165.81, 165.90 (CO).
95% With triethylamine; In dichloromethane; at 20℃; for 2h; Part B:Into a round-bottom flask was added lactol 605B (5.10 g, 13.5 mmol), anhydrous DCM (30 mL) and triethylamine (2.63 mL, 18.9 mmol) followed by <n="104"/>methanesutfonyl chloride (1.25 mL, 16.2 mmol) under argon atmosphere. After stirring at rt for 2 h, the reaction mixture was washed with 1 N HCI solution (20 mL), satd. NaHCO3 solution (20 mL) and brine (2x 30 mL). The solution was dried over Na2SO4, filtered and concentrated to afford 605C (5.84 g; 95%) as a yellow oil, which was used without further purification; HPLC-MS tR = 2.12 min (UV2M nm); mass calculated for formula C2OHi8F2O8S 456.07, observed LCMS m/z 479.0 (M+Na).
Preparation of 2-doxy-2, 2-difluoro-D-ribofuranose-3, 5-dibenzoate-1-methane sulfonate In a 2-lit four-necked round bottom flask fitted with a stirrer, condenser, addition funnel and a thermometer socket, was added the lactol, 100gm, prepared as given in example 4, and dichloromethane, 1 lit. The solution was cooled to 0 C under stirring and triethyl amine, 54ml, was added. The solution was stirred at 0 C for 30min and a solution of methane sulfonylchloride, 23. 3moi, in dichloromethane, 70moi, was added dropwise maintaining the mass temperature at 0 C. Later the reaction mass was allowed to warm upto 20 C to 25 C and stirred further for 12-14hours. The reaction mixture was analyzed by TLC (Mobile phase-Ethyl acetate: Pet. Ether: 2: 8). It was also analyzed by HPLC in Zarboax CN using hexane + isopropyl alcohol 92ml + 8ml indicated the product as two peaks. The reaction mixture was washed with 5% aqueous sodium bicarbonate solution, 325ml, saturated sodium chloride solution, 325ml and separated. The dichloromethane extract was dried over anhydrous sodium sulphate, filtered and then concentrated to give 110 gms of the title product. This was used for the Verbruggen protocol
With triethylamine; In dichloromethane; at 0 - 5℃; for 1.5h;Product distribution / selectivity; 101 g of 2-deoxy-D-erythro-2,2-difluoro-ribofuranose-3,5-dibenzoate in the form of an oil (0.227 moles calculated) was dissolved in a 2 L round-bottom flask in 600 ml of methylene chloride. This mixture was cooled at 0-+5 C. and kept under stirring, then added with 42.8 g of triethylamine (0.424 mole) and 37.4 g of methanesulfonyl chloride (0.327 mole) during 30 minutes. The reaction was stirred a 5 C. for 1 h, then a sample was taken and monitored by HPLC. After completion, the reaction was added with 250 ml of water and 7 ml of concentrated HCl to pH 2. The mixture was stirred for 10 minutes, then the phases were separated and the organic one was washed twice with 250 ml of brine (conc. 10%). The solution was concentrated to give an oil (115 g). HPLC analysis showed purity of 75%. The calculated yield was 80% on the lactone.
With triethylamine; In dichloromethane; at 0 - 5℃; for 1.5h;Product distribution / selectivity; 101 g of 2-deoxy-D-erythro-2,2-difluoro-ribofuranose-3,5-dibenzoate in the form of an oil (0.227 moles calculated) was dissolved in a 2 L round-bottom flask in 600 ml of methylene chloride. This mixture was cooled at 0 - +5C and kept under stirring, then added with 42.8 g of triethylamine (0.424 mole) and 37.4 g of methanesulfonyl chloride (0.327 mole) during 30 minutes. The reaction was stirred a 5C for 1h, then a sample was taken and monitored by HPLC. After completion, the reaction was added with 250 ml of water and 7 ml of concentrated HCl to pH 2. The mixture was stirred for 10 minutes, then the phases were separated and the organic one was washed twice with 250 ml of brine (conc. 10%). The solution was concentrated to give an oil (115 g). HPLC analysis showed purity of 75%. The calculated yield was 80% on the lactone
113.4 g With triethylamine; In dichloromethane; at 0 - 20℃; for 2h; To a stirred solution of 84-1 (100.0 g, 265.9 mmol) in dry THF (1000 mL) was added Li(O-t-Bu)3AlH (318.9 mL, 318.9 mmol) at -78 C. under N2. The mixture was stirred at -78 C. for 1 h and then at R.T for 1 h. The reaction mixture was cooled to -50 C. and quenched with ice and a saturated NH4Cl solution. The mixture was extracted with EtOAc. The organic layer was dried over Na2SO4 and concentrated to afford the l?- OH derivative (100.5 g) as a white solid. To a stirred solution of the 1?-OH derivative (100.5 g, 265.9 mmol) in dry DCM (600 mL), NEt3 (110 mL) and MsCl (45.5 g, 298.0 mmol) were added dropwise at 0 C. The mixture was stirred at R.T. for 2 h. The mixture was quenched with ice water at 0 C. and extracted with DCM. The organic layer was dried over Na2SO4, concentrated and purified on a silica gel column (PE:EA=50:1 to 5:1) to afford 84-2 (113.4 g, yield: 93.9%) as a white solid.
With triethylamine; In tetrahydrofuran; dichloromethane; at 0 - 20℃; for 2h; To a stirred solution of compound 16-1 (100.0 g, 265.9 mmol) in dry THF (1000 mL) was added Li(O-t-Bu)3AlH (318.9 mL, 318.9 mmol) at -78 C. under N2. The mixture was stirred at -78 C. for 1 hour and then at R.T. for an additional 1 hour. The reaction mixture was cooled to -50 C. and quenched with ice and a saturated NH4Cl solution. The resulting mixture was extracted with EtOAc. The organic layer was dried over Na2SO4 and concentrated to afford the crude product (100.5 g) as a white solid, which was dissolved in dry DCM (600 mL). To the mixture was added dropwise NEt3 (110 mL) and MsCl (45.5 g, 298.0 mmol) at 0 C., and the reaction mixture was stirred at R.T. for 2 hour, quenched with ice water at 0 C., and extracted with DCM. The organic layer was dried over Na2SO4, concentrated and purified on silica gel column to afford compound 16-2 (113.4 g, yield 93.9%) as a white solid.

  • 2
  • [ 153012-08-9 ]
  • [ 124-63-0 ]
  • [ 122111-11-9 ]
YieldReaction ConditionsOperation in experiment
97.8% With triethylamine In dichloromethane at 0℃; for 2h; 1 Add 150 mL of dichloromethane to 37.8 g (0.1 mol) of compound 3 obtainedAnd 12.1g (0.12mol) of triethylamine,Then 12.6 g (0.11 mol) of methanesulfonyl chloride was added dropwise to the resulting mixture at 0°C,Carry out sulfonylation reaction for about 2h, HPLC tracking until the reaction is complete,Wash the resulting product twice with 100g of water,Then evaporate the dichloromethane under normal pressure,The product obtained is crystallized with dichloromethane-isopropyl ether (volume ratio 1:3),Obtain compound 5 (α+β, α/β=2.1/1),White crystalline powder: 44.6g, HPLC purity: 99.52%;Yield in this step: 97.8% (calculated as Schiff base). Based on the external standard content of compound 3,The yield of compound 5 was 96.3%;Based on compound 2, the yield of compound 5 was 86.4%.
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