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tert-Butyl 2-chloropyrimidine-4-carboxylate

CAS No.
220041-42-9
Chemical Name:
tert-Butyl 2-chloropyrimidine-4-carboxylate
Synonyms
4-Boc-2-chloropyrimidine;tert-Butyl 2-chloropyrimidine-4-carboxylate;4-Pyrimidinecarboxylic acid, 2-chloro-, 1,1-dimethylethyl ester
CBNumber:
CB23161735
Molecular Formula:
C9H11ClN2O2
Molecular Weight:
214.65
MDL Number:
MFCD29760807
MOL File:
220041-42-9.mol
MSDS File:
SDS
Last updated:2026-05-28 00:17:38

tert-Butyl 2-chloropyrimidine-4-carboxylate Properties

Boiling point 323.3±15.0 °C(Predicted)
Density 1.224±0.06 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
pka -3.71±0.20(Predicted)
Appearance White to off-white Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338

tert-Butyl 2-chloropyrimidine-4-carboxylate price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Biosynth VIA04142 tert-Butyl 2-chloropyrimidine-4-carboxylate 220041-42-9 2.5g $531 2026-06-05 Buy
Matrix Scientific 298433 tert-Butyl 2-chloropyrimidine-4-carboxylate 220041-42-9 250.00mg $69 2026-05-19 Buy
Matrix Scientific 298433 tert-Butyl 2-chloropyrimidine-4-carboxylate 220041-42-9 1.00g $115 2026-05-19 Buy
Matrix Scientific 298433 tert-Butyl 2-chloropyrimidine-4-carboxylate 220041-42-9 5.00g $383 2026-05-19 Buy
Synthonix B49985 tert-Butyl 2-chloropyrimidine-4-carboxylate 97% 220041-42-9 100mg $52 2026-05-06 Buy
Product number Packaging Price Buy
VIA04142 2.5g $531 Buy
298433 250.00mg $69 Buy
298433 1.00g $115 Buy
298433 5.00g $383 Buy
B49985 100mg $52 Buy

tert-Butyl 2-chloropyrimidine-4-carboxylate Chemical Properties, Uses, Production

Synthesis

2-Chloropyrimidine-4-carboxylic acid

149849-92-3

tert-Butanol

75-65-0

tert-Butyl 2-chloropyrimidine-4-carboxylate

220041-42-9

A suspension of 2-chloropyrimidine-4-carboxylic acid (0.501 g) was added to a 100 mL round bottom flask under nitrogen protection, followed by pyridine (3 mL, 37.1 mmol) and p-toluenesulfonyl chloride (1.196 g, 6.27 mmol). Tert-butanol (20 mL, 209 mmol) was added to the mixture and the reaction mixture was stirred at room temperature for 16 hours. Upon completion of the reaction, the reaction solution was neutralized by slow addition of saturated aqueous sodium bicarbonate and the mixture was subsequently concentrated under reduced pressure. Water was added to the concentrate to induce precipitate formation, the precipitate was collected by filtration and the filter cake was washed with water. The resulting wet solid was processed by freeze drying to afford tert-butyl 2-chloropyrimidine-4-carboxylate (0.526 g, 78% yield) as a light beige solid. HPLC (Analytical Method A) retention time: 1.735 min. 1H NMR (400 MHz, CDCl3) δ 8.83 (d, J = 5.1 Hz, 1H), 7.85 (d, J = 4.7 Hz, 1H), 1.64 (s, 9H).

References

[1] Patent: US9598419, 2017, B1. Location in patent: Page/Page column 56
[2] Patent: WO2011/139107, 2011, A2. Location in patent: Page/Page column 93-94
[3] Journal of Medicinal Chemistry, 2016, vol. 59, # 22, p. 10176 - 10189

149849-92-3
75-65-0
220041-42-9
Synthesis of tert-Butyl 2-chloropyrimidine-4-carboxylate from 2-Chloropyrimidine-4-carboxylic acid and tert-Butanol

tert-Butyl 2-chloropyrimidine-4-carboxylate Preparation Products And Raw materials

Raw materials

Preparation Products

tert-Butyl 2-chloropyrimidine-4-carboxylate Suppliers

Global Suppliers ( 25)
Supplier Tel Email Country ProdList Advantage
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Aikon International Limited 025-58859352 13913916777 dt3@aikonchem.com China 15490 58
Henan Alpha Chemical Co., Ltd. 0371-55055611 18137792234 3957071458@qq.com China 9967 58
Suzhou Chenrui Biotechnology Co. LTD 17625585511 1580084073@qq.com China 997 58
Energy Chemical 400-0056266 marketing1@energy-chemical.com China 44927 58
Shanghai Naiys Biological Technology Co., Ltd 18321139117 316441092@qq.con China 3201 58
Hubei Co-prosperity Medicine Technonlogy Co., Ltd 2383948258 19172820304 2383948258@qq.com China 12983 58
Shanghai Haohong Pharmaceutical Co., Ltd. 400-8210725 4008210725 malulu@leyan.com China 39796 58
Bide Pharmatech Ltd. 400-6005915 sales@picasso-e.com China 39662 58
Shanghai Zhixia Chemical Technology Co., LTD 15216847143 18321145570 1458509898@qq.com China 499 58

tert-Butyl 2-chloropyrimidine-4-carboxylate Spectrum

tert-Butyl 2-chloropyrimidine-4-carboxylate 4-Pyrimidinecarboxylic acid, 2-chloro-, 1,1-dimethylethyl ester 4-Boc-2-chloropyrimidine 220041-42-9