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Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate

CAS No.
196394-48-6
Chemical Name:
Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate
Synonyms
Nemonoxacin Impurity 42;Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate;1-(Tert-butyl) 2-methyl (2S,4S)-4-methyl-5-oxopyrrolidine-1,2-dicarboxylate;(2S-cis)-1,2-Pyrrolidinedicarboxylic Acid 4-Methyl-5-oxo-1-(1,1-diMethylethyl) 2-Methyl Ester;1,2-Pyrrolidinedicarboxylic acid, 4-methyl-5-oxo-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S,4S)-
CBNumber:
CB0507493
Molecular Formula:
C12H19NO5
Molecular Weight:
257.28
MDL Number:
MOL File:
Mol file
MSDS File:
SDS
Last updated:2026-09-12 18:48:21

Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate Properties

solubility Dichloromethane, Ethyl Acetate, Methanol
form Oil
color Light Yellow
CAS DataBase Reference 196394-48-6

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P280-P305+P351+P338

Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological M3394-37A Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate 5mg $403 2026-06-03 Buy
Usbiological 282283 Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate 196394-48-6 2mg $403 2026-06-03 Buy
Usbiological 282283 Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate 196394-48-6 5mg $602 2026-06-03 Buy
Usbiological 282283 Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate 196394-48-6 10mg $904 2026-06-03 Buy
Usbiological 282283 Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate 196394-48-6 25mg $1396 2026-06-03 Buy
Product number Packaging Price Buy
M3394-37A 5mg $403 Buy
282283 2mg $403 Buy
282283 5mg $602 Buy
282283 10mg $904 Buy
282283 25mg $1396 Buy

Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate Chemical Properties, Uses, Production

Chemical Properties

Light Yellow Oil

Uses

Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate (cas# 196394-48-6) is a compound useful in organic synthesis.

219844-08-3
196394-48-6
Synthesis of Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate from 1,2-Pyrrolidinedicarboxylic acid, 4-[(dimethylamino)methylene]-5-oxo-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S,4E)-

Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate Preparation Products And Raw materials

Raw materials

Preparation Products

Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate Suppliers

Global Suppliers ( 18)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Chemsky(shanghai)International Co.,Ltd. 021-50135380 shchemsky@sina.com China 32273 50
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
Suzhou Chenrui Biotechnology Co. LTD 17625585511 1580084073@qq.com China 992 58
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD 0755-83725350 13380397412 3001280422@qq.com China 10000 58
Energy Chemical 400-0056266 marketing1@energy-chemical.com China 44927 58
Suzhou Meishi Biotechnology Co., Ltd. 1173954148q meishipharma@126.com China 20027 58
Shanghai Easy CDMO Co.,Ltd Info@easycdmo.com 13564957716 Info@easycdmo.com China 9999 58
JiNan QiYuan Biotechnology Co., Ltd 18766124282; 18766124282 18766124282@163.COM China 1037 58
JIANGMEN SHIJIA TRADING CO.,LTD. 755-13923738421 13923738421 2597404130@qq.com China 491 58
(2S-cis)-1,2-Pyrrolidinedicarboxylic Acid 4-Methyl-5-oxo-1-(1,1-diMethylethyl) 2-Methyl Ester 1,2-Pyrrolidinedicarboxylic acid, 4-methyl-5-oxo-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S,4S)- 1-(Tert-butyl) 2-methyl (2S,4S)-4-methyl-5-oxopyrrolidine-1,2-dicarboxylate Nemonoxacin Impurity 42 Methyl (2S,4S)-1-(tert-butoxycarbonyl)-4-methylpyroglutamate 196394-48-6 Chiral Reagents