Proline, 3-hydroxy-5-methyl-4-oxo- (9CI) (CAS 51500-05-1) — formula C6H9NO4, molecular weight 159.14; category food additives.
Proline, 3-hydroxy-5-methyl-4-oxo- (9CI) (CAS 51500-05-1) is classified under Food Additives, with molecular formula C6H9NO4 and molecular weight 159.14, 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 Proline, 3-hydroxy-5-methyl-4-oxo- (9CI) at commercial scale with stable lot-to-lot quality, accompanied by COA and full specification documentation. Typical categorization: Food Additives.
| CAS Number | 51500-05-1 |
|---|---|
| Molecular Formula | C6H9NO4 |
| Molecular Weight | 159.14 |
| LogP | -2.9 |
| Category | Food Additives |
Proline, 3-hydroxy-5-methyl-4-oxo- (9CI) is a food-grade compound with CAS registry number 51500-05-1 and molecular formula C6H9NO4 (molecular weight 159.14), belonging to the food additives segment of chemical raw materials.
CAS number: 51500-05-1
Its molecular formula C6H9NO4 comprises 6 C, 9 H, 1 N, 4 O atoms.
Also known as: Proline, 3-hydroxy-5-methyl-4-oxo- (9CI) · 脯氨酸，3-羟基-5-甲基-4-氧代- (9CI)
Category: food additives
The CAS registry number of Proline, 3-hydroxy-5-methyl-4-oxo- (9CI) is 51500-05-1.
Molecular formula C6H9NO4, molecular weight 159.14.
It is also registered under: Proline, 3-hydroxy-5-methyl-4-oxo- (9CI), 脯氨酸，3-羟基-5-甲基-4-氧代- (9CI).
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 Proline, 3-hydroxy-5-methyl-4-oxo- (9CI) (CAS 51500-05-1), compiled from public chemistry databases.
| CAS Number | 51500-05-1 |
|---|---|
| PubChem CID | 45115939 |
| Molecular Formula | C6H9NO4 |
| IUPAC Name | (2S)-3-hydroxy-5-methyl-4-oxopyrrolidine-2-carboxylic acid |
| Molecular Weight | 159.14 |
|---|---|
| XLogP3 | -2.9 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 159.05315777 |
| Monoisotopic Mass | 159.05315777 |
| Topological Polar Surface Area | 86.6 |
| Heavy Atom Count | 11 |
51500-05-1; (2S)-3-Hydroxy-5-methyl-4-oxopyrrolidine-2-carboxylic acid; 3-Hydroxy-5-methyl-4-oxo-l-proline; DB-228650
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.