4-oxo-L-proline (CAS 4347-18-6) — formula C5H7NO3, molecular weight 129.11; category food additives.
4-oxo-L-proline (CAS 4347-18-6) is classified under Food Additives, with molecular formula C5H7NO3 and molecular weight 129.11, and serves as a key raw material in the food and beverage industry — commonly applied as a food additive, nutritional supplement, or processing aid where regulatory-grade purity is required. Jinan Shenghe Chemical Co., Ltd. supplies 4-oxo-L-proline at commercial scale with stable lot-to-lot quality, accompanied by COA and full specification documentation. Typical categorization: Food Additives.
| CAS Number | 4347-18-6 |
|---|---|
| Molecular Formula | C5H7NO3 |
| Molecular Weight | 129.11 |
| LogP | -3.3 |
| Category | Food Additives |
4-oxo-L-proline is a food-grade compound with CAS registry number 4347-18-6 and molecular formula C5H7NO3 (molecular weight 129.11), belonging to the food additives segment of chemical raw materials.
CAS number: 4347-18-6
Its molecular formula C5H7NO3 comprises 5 C, 7 H, 1 N, 3 O atoms.
Also known as: 4-oxo-L-proline · 4-氧代-L-脯氨酸
Category: food additives
The CAS registry number of 4-oxo-L-proline is 4347-18-6.
Molecular formula C5H7NO3, molecular weight 129.11.
It is also registered under: 4-oxo-L-proline, 4-氧代-L-脯氨酸.
Category: Food Additives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 4-oxo-L-proline (CAS 4347-18-6), compiled from public chemistry databases.
| CAS Number | 4347-18-6 |
|---|---|
| PubChem CID | 107541 |
| Molecular Formula | C5H7NO3 |
| IUPAC Name | (2S)-4-oxopyrrolidine-2-carboxylic acid |
| UNII (FDA) | NS00082013 |
| Molecular Weight | 129.11 |
|---|---|
| XLogP3 | -3.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 129.042593085 |
| Monoisotopic Mass | 129.042593085 |
| Topological Polar Surface Area | 66.4 |
| Heavy Atom Count | 9 |
4-Oxo-L-proline; 4347-18-6; (2S)-4-oxopyrrolidine-2-carboxylic acid; CHEBI:16821; (2S)-4-oxopyrrolidin-1-ium-2-carboxylate; RefChem:1071360; (2S)-4-oxopyrrolidine-2-carboxylic acid;4-oxo-L-proline; 224-409-0; (S)-4-Oxopyrrolidine-2-carboxylic acid; 4-Ketoproline; L-Proline, 4-oxo-; 4-Oxoproline; 4-KETO-L-PROLINE; MFCD07367800; EINECS 224-409-0; (S)-4-ozopyrrolidine-2-carboxylic acid
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 4-氧代-L-脯氨酸