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ethyl 2-chloro-4-ethoxy-nicotinate

CAS No.
127423-61-4
Chemical Name:
ethyl 2-chloro-4-ethoxy-nicotinate
Synonyms
Bexagliflozin Impurity 17;ethyl 2-chloro-4-ethoxy-nicotinate;(R)-1-Boc-3-[(methylsulfonyl)oxy]pyrrolidine;(3R)-N-(tert-Butoxycarbonyl)-3-(methylsulfonyloxy)pyrrolidine;tert-Butyl (R)-3-(methylsulfonyloxy)pyrrolidine-1-carboxylate;tert-Butyl (R)-3-[(methylsulfonyl)oxy]pyrrolidine-1-carboxylate;tert-Butyl (3R)-3-[(methylsulfonyl)oxy]pyrrolidine-1-carboxylate;1,1-Dimethylethyl (3R)-3-[(methylsulfonyl)oxy]-1-pyrrolidinecarboxylate;(R)-3-[(Methylsulfonyl)oxy]pyrrolidine-1-carboxylic acid tert-butyl ester;1-Pyrrolidinecarboxylic acid, 3-[(methylsulfonyl)oxy]-, 1,1-dimethylethylester, (3R)-
CBNumber:
CB22598587
Molecular Formula:
C10H19NO5S
Molecular Weight:
265.33
MDL Number:
MFCD06809586
MOL File:
127423-61-4.mol
MSDS File:
SDS
Last updated:2026-05-28 00:03:46

ethyl 2-chloro-4-ethoxy-nicotinate Properties

Boiling point 392.9±31.0 °C(Predicted)
Density 1.25±0.1 g/cm3(Predicted)
storage temp. 2-8°C
pka -3.65±0.40(Predicted)
Appearance light brown solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Signal word  Danger
Hazard statements  H301
Precautionary statements  P301+P310

ethyl 2-chloro-4-ethoxy-nicotinate price More Price(34)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
aablocks AA009BGX (R)-tert-Butyl 3-((methylsulfonyl)oxy)pyrrolidine-1-carboxylate 95% 127423-61-4 100mg $14 2026-05-28 Buy
aablocks AA009BGX (R)-tert-Butyl 3-((methylsulfonyl)oxy)pyrrolidine-1-carboxylate 95% 127423-61-4 250mg $22 2026-05-28 Buy
aablocks AA009BGX (R)-tert-Butyl 3-((methylsulfonyl)oxy)pyrrolidine-1-carboxylate 98% 127423-61-4 1g $35 2026-05-28 Buy
aablocks AA009BGX (R)-tert-Butyl 3-((methylsulfonyl)oxy)pyrrolidine-1-carboxylate 95% 127423-61-4 5g $54 2026-05-28 Buy
aablocks AA009BGX (R)-tert-Butyl 3-((methylsulfonyl)oxy)pyrrolidine-1-carboxylate 95% 127423-61-4 10g $85 2026-05-28 Buy
Product number Packaging Price Buy
AA009BGX 100mg $14 Buy
AA009BGX 250mg $22 Buy
AA009BGX 1g $35 Buy
AA009BGX 5g $54 Buy
AA009BGX 10g $85 Buy

ethyl 2-chloro-4-ethoxy-nicotinate Chemical Properties, Uses, Production

Synthesis

1-Boc-(R)-(-)-3-Hydroxypyrrolidine

83220-73-9

Methanesulfonyl chloride

124-63-0

ethyl 2-chloro-4-ethoxy-nicotinate

127423-61-4

General Steps: Step 1: Synthesis of (R)-1-(tert-butoxycarbonyl)pyrrolidin-3-yl methanesulfonate. A solution of tert-butyl (R)-3-hydroxypyrrolidine-1-carboxylate (1.0 g, 5.3 mmol) and triethylamine (2.77 mL, 20 mmol) was cooled in an ice water bath in dichloromethane (20 mL). To this solution was added methosulfonyl chloride (1.15 mL, 15 mmol) diluted in dichloromethane (10 mL) dropwise. The reaction mixture was stirred at room temperature for 12 hours. Upon completion of the reaction, water was added and the organic phase was extracted with dichloromethane (3 x 50 mL). The combined organic phases were dried and purified by silica gel chromatography (50% ethyl acetate:hexane to 100% ethyl acetate gradient) to afford (R)-1-(tert-butoxycarbonyl)pyrrolidin-3-yl methanesulfonate (1.53 g, brown oil, 100% yield).

References

[1] Patent: WO2010/45542, 2010, A2. Location in patent: Page/Page column 73
[2] Patent: WO2012/62783, 2012, A1. Location in patent: Page/Page column 75
[3] Patent: WO2017/12576, 2017, A1. Location in patent: Page/Page column 187
[4] Patent: WO2018/71454, 2018, A1. Location in patent: Paragraph 001372; 001373; 001374
[5] Journal of Enzyme Inhibition and Medicinal Chemistry, 2018, vol. 33, # 1, p. 1460 - 1471

109431-87-0
124-63-0
127423-61-4
Synthesis of ethyl 2-chloro-4-ethoxy-nicotinate from (R)-1-Boc-3-hydroxypyrrolidine and Methanesulfonyl chloride

ethyl 2-chloro-4-ethoxy-nicotinate Suppliers

Global Suppliers ( 64)
Supplier Tel Email Country ProdList Advantage
Chengdu Firster Pharmaceutical Co., Ltd. 19138996873 670603485@qq.com China 196 58
BTC Pharmaceutical CO. Ltd +86-15716293042 15716293042 info@btcpharm.com China 822 55
Nantong Xiaochang Pharmaceutical Trading Co., Ltd. 0513-82104991 18862997351 sales11@btcpharm.com China 859 58
Shanghai Hobor Chemical Co., Ltd 13918007836 sales@hoborchem.com China 434 60
Nanjing Chemlin Chemical Co., Ltd 025-83697070 13770331960 info@chemlin.com.cn China 16306 64
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 18201 56
Amatek Scientific Co. Ltd. 0512-56316828 4008675858 sales@amateksci.com China 9848 55
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60
Chengdu Firster Pharmaceutical Co., Ltd. 028-87078428 028-87074958 chengzhenyong@cdfirster.com China 2580 60
Shanghai AQBioPharma Co., Ltd. 13661411401 yinglv.que@aqbiopharma.com.cn China 2976 58

View Latest Price from ethyl 2-chloro-4-ethoxy-nicotinate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
 ethyl 2-chloro-4-ethoxy-nicotinate pictures 2020-01-13 ethyl 2-chloro-4-ethoxy-nicotinate
127423-61-4
$1.00 1g 99.0% 100kg Career Henan Chemical Co

ethyl 2-chloro-4-ethoxy-nicotinate Spectrum

ethyl 2-chloro-4-ethoxy-nicotinate tert-Butyl (3R)-3-[(methylsulfonyl)oxy]pyrrolidine-1-carboxylate tert-Butyl (R)-3-(methylsulfonyloxy)pyrrolidine-1-carboxylate tert-Butyl (R)-3-[(methylsulfonyl)oxy]pyrrolidine-1-carboxylate (R)-3-[(Methylsulfonyl)oxy]pyrrolidine-1-carboxylic acid tert-butyl ester (R)-1-Boc-3-[(methylsulfonyl)oxy]pyrrolidine (3R)-N-(tert-Butoxycarbonyl)-3-(methylsulfonyloxy)pyrrolidine 1-Pyrrolidinecarboxylic acid, 3-[(methylsulfonyl)oxy]-, 1,1-dimethylethylester, (3R)- 1,1-Dimethylethyl (3R)-3-[(methylsulfonyl)oxy]-1-pyrrolidinecarboxylate Bexagliflozin Impurity 17 127423-61-4