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4-oxo-L-proline

4-oxo-L-proline Structure
4-oxo-L-proline structure
CAS No.
4347-18-6
Chemical Name:
4-oxo-L-proline
Synonyms
4-oxo-L-proline;Einecs 224-409-0;4-Keto-L-proline;L-Proline, 4-oxo-;(S)-4-ozopyrrolidine-2-carboxylic acid;(S)-4-Oxo-pyrrolidine-2-carboxylic acid;(S)-4-Oxopyrrolidine-2-carboxylic acid - [X92021]
CBNumber:
CB0900995
Molecular Formula:
C5H7NO3
Molecular Weight:
129.11
MDL Number:
MOL File:
4347-18-6.mol
MSDS File:
SDS
Last updated:2026-05-27 22:57:54
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4-oxo-L-proline Properties

Boiling point 341.8±42.0 °C(Predicted)
Density 1.380±0.06 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2–8 °C
pka 2.26±0.20(Predicted)
Appearance Light brown to brown Solid

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H312-H332
Precautionary statements  P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P330-P362-P403+P233-P501

4-oxo-L-proline price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Synthonix X92021 (S)-4-Oxopyrrolidine-2-carboxylic acid 95% 4347-18-6 100mg $80 2026-05-06 Buy
Synthonix X92021 (S)-4-Oxopyrrolidine-2-carboxylic acid 95% 4347-18-6 250mg $100 2026-05-06 Buy
Synthonix X92021 (S)-4-Oxopyrrolidine-2-carboxylic acid 95% 4347-18-6 1g $250 2026-05-06 Buy
Synthonix X92021 (S)-4-Oxopyrrolidine-2-carboxylic acid 95% 4347-18-6 5g $870 2026-05-06 Buy
Synthonix X92021 (S)-4-Oxopyrrolidine-2-carboxylic acid 95% 4347-18-6 10g $1490 2026-05-06 Buy
Product number Packaging Price Buy
X92021 100mg $80 Buy
X92021 250mg $100 Buy
X92021 1g $250 Buy
X92021 5g $870 Buy
X92021 10g $1490 Buy

4-oxo-L-proline Chemical Properties, Uses, Production

Definition

ChEBI: 4-oxo-L-proline is the L-enantiomer of 4-oxoproline. It is a 4-oxoproline, a L-proline derivative and a non-proteinogenic L-alpha-amino acid. It is a tautomer of a 4-oxo-L-proline zwitterion.

4-oxo-L-proline Preparation Products And Raw materials

Raw materials

Preparation Products

4-oxo-L-proline Suppliers

Global Suppliers ( 24)
Supplier Tel Email Country ProdList Advantage
SynAsst Chemical. 021-60343070 China 12731 55
Shanghai Balmxy Pharmaceutical Co., Ltd 021-24206007 13764915196 sales@balmxy.com China 6959 55
Struchem Co., Ltd. 0512-63009836 18994340901 helen@struchem.com China 3970 60
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Amadis Chemical Company Limited 571-89925085 sales@amadischem.com China 131885 58
Aikon International Limited 025-58851090 13913916777 sales01@aikonchem.com China 15947 58
Career Henan Chemica Co +86-0371-86658258 +86-13203830695 laboratory@coreychem.com China 30203 58
Nanjing Feihao Technology Co., Ltd. 025-58855213 hongjiling@feihongtec.com China 782 58
Shaanxi Dideu Medichem Co. Ltd +86-29-87569266 +86-17392581500 1015@dideu.com China 3861 58
Shaanxi Dideu Medichem Co. Ltd 029-81154043 17391733319 1086@dideu.com China 9970 58
Supplier Advantage
SynAsst Chemical. 55
Shanghai Balmxy Pharmaceutical Co., Ltd 55
Struchem Co., Ltd. 60
Shanghai YuanYe Biotechnology Co., Ltd. 60
Amadis Chemical Company Limited 58
Aikon International Limited 58
Career Henan Chemica Co 58
Nanjing Feihao Technology Co., Ltd. 58
Shaanxi Dideu Medichem Co. Ltd 58
Shaanxi Dideu Medichem Co. Ltd 58

4-oxo-L-proline Spectrum

4-oxo-L-proline(4347-18-6)1HNMR

4347-18-6 (4-oxo-L-proline) Related Search:

(S)-4-Oxopyrrolidine-2-carboxylic acid hydrochloride N-Carbobenzoxy-4-oxo-L-proline N-Boc-4-oxo-L-proline (R)-4-Oxo-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 1-(tert-Butoxycarbonyl)-4-oxopyrrolidine-2-carboxylic acid
Fmoc-L-Pro(4-oxo)

1of2

4-oxo-L-proline (S)-4-Oxo-pyrrolidine-2-carboxylic acid Einecs 224-409-0 (S)-4-ozopyrrolidine-2-carboxylic acid 4-Keto-L-proline L-Proline, 4-oxo- (S)-4-Oxopyrrolidine-2-carboxylic acid - [X92021] 4347-18-6