DL-Proline
Also known as: DL-2-Pyrrolidinecarboxylic acid, (±)-Pyrrolidine-2-carboxylic acid, H-DL-Pro-OH, DL-Pro-OH, Pyrrolidine-2-carboxylic acid, 2-Pyrrolidinecarboxylic acid, Proline, DL-, DL-Prolin
DL-Proline (CAS 609-36-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H9NO2 and a molecular weight of 115.13 g/mol. Key properties include a melting point of 208-210ºC, a boiling point of 252.2±33.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 106.3±25.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 609-36-9
- Jingsj CID
- J-1032523-2
- Molecular Formula
- C5H9NO2
- Molecular Weight
- 115.13 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 208-210ºC |
|---|---|
| Boiling Point | 252.2±33.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 106.3±25.4 °C |
| Exact Mass | 115.063332 |
| PSA | 49.33000 |
| LogP | -0.57 |
| Vapor Pressure | 0.0±1.1 mmHg at 25°C |
| Refractive Index | 1.487 |
| Additional Property | SOLUBLE |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of DL-Proline?
The CAS number of DL-Proline is 609-36-9.
What are the molecular formula and molecular weight of DL-Proline?
DL-Proline has molecular formula C5H9NO2 and molecular weight 115.13 g/mol.
What are the upstream and downstream products of DL-Proline?
For DL-Proline, Upstream Products: Pyrrole-2-carboxylic acid, L-Proline, N-Benzyloxycarbonyl-L-proline; Downstream Products: (1-Methylpyrrolidin-2-yl)methanol, 2-Oxobutanoic acid, 2-Ketoglutaric acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "DL-Proline (CAS 609-36-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1032523-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.