L(-)-Proline (CAS 147-85-3) — formula C5H9NO2, molecular weight 115.06 g/mol; category food additives.
L(-)-Proline (CAS 147-85-3) is a chemical raw material in the food additives category. Its molecular formula C5H9NO2 comprises 5 C, 9 H, 1 N, 2 O atoms. Its molecular weight is about 115.06 g/mol. Reported physicochemical data: melting point around 221, LogP about -2.54. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 147-85-3 |
|---|---|
| Molecular Formula | C5H9NO2 |
| Molecular Weight | 115.06 g/mol |
| Melting Point | 221 |
| LogP | -2.54 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥 |
| Category | Nutrition Enhancers |
Documented applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
L(-)-Proline is a food-grade compound with CAS registry number 147-85-3 and molecular formula C5H9NO2 (molecular weight 115.06 g/mol), belonging to the food additives segment of chemical raw materials.
CAS number: 147-85-3
Its molecular formula C5H9NO2 comprises 5 C, 9 H, 1 N, 2 O atoms.
Also known as: L(-)-Proline · L-脯氨酸
Category: food additives
The CAS registry number of L(-)-Proline is 147-85-3.
Molecular formula C5H9NO2, molecular weight 115.06 g/mol.
It is also registered under: L(-)-Proline, L-脯氨酸.
Recorded applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
Category: Nutrition Enhancers.
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 L(-)-Proline (CAS 147-85-3), compiled from public chemistry databases.
| CAS Number | 147-85-3 |
|---|---|
| PubChem CID | 145742 |
| Molecular Formula | C5H9NO2 |
| Molecular Weight | 115.06 g/mol |
| IUPAC Name | (2S)-pyrrolidine-2-carboxylic acid |
| InChIKey | ONIBWKKTOPOVIA-BYPYZUCNSA-N |
| UNII (FDA) | 9DLQ4CIU6V |
| Molecular Weight | 115.13 |
|---|---|
| XLogP3 | -2.5 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 115.063328530 |
| Monoisotopic Mass | 115.063328530 |
| Topological Polar Surface Area | 49.3 |
| Heavy Atom Count | 8 |
| Melting Point | 221 |
|---|---|
| Melting Point | 220-222 °C, decomposes |
| Melting Point | 221 °C |
| Solubility | 162000 |
| Solubility | 162.0 mg/mL |
| Density | 1.064 at 24 °C |
| LogP | -2.54 |
| LogP | log Kow = -2.54 |
| Ionization Efficiency | 2.63 |
| Ionization Efficiency | 2.7 |
L-proline; 147-85-3; proline; L-(-)-Proline; (2S)-pyrrolidine-2-carboxylic acid; (S)-Pyrrolidine-2-carboxylic acid; (-)-Proline; 2-pyrrolidinecarboxylic acid; (-)-(S)-Proline; (S)-2-Pyrrolidinecarboxylic acid; prolina; Prolinum; (S)-Proline; (-)-2-Pyrrolidinecarboxylic acid; L-Prolin; L-alpha-Pyrrolidinecarboxylic acid
| Regulatory & food contact | EU Flavoring substances FDA Substance added to food: FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, NUTRIENT SUPPLEMENT Flavoring Agents FLAVOURING_AGENT: Flavouring Agent Mouthfeel No safety concern at current levels of intake when used as a flavouring agent |
|---|---|
| GHS notifications | 99.1% (419 / 423) |
| GHS notifications | 99.1% (419 / 423) |
|---|
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: L-脯氨酸