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1-Benzyl-L-proline

Also known as: N-Benzyl-L-proline, (S)-1-Benzylpyrrolidine-2-carboxylic acid, (2S)-1-Benzylpyrrolidine-2-carboxylic acid, (S)-Benzylproline, 1-(Phenylmethyl)-L-proline, MFCD00235894

1-Benzyl-L-proline (CAS 31795-93-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H15NO2 and a molecular weight of 205.253 g/mol. Key properties include a melting point of 168-171ºC, a boiling point of 343.1±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 161.3±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
31795-93-4
Jingsj CID
J-1454254-2
Molecular Formula
C12H15NO2
Molecular Weight
205.253 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point168-171ºC
Boiling Point343.1±35.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point161.3±25.9 °C
Exact Mass205.110275
PSA40.54000
LogP1.35
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.588
Storage ConditionsStore at 0-5°C

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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 1-Benzyl-L-proline?

The CAS number of 1-Benzyl-L-proline is 31795-93-4.

What are the molecular formula and molecular weight of 1-Benzyl-L-proline?

1-Benzyl-L-proline has molecular formula C12H15NO2 and molecular weight 205.253 g/mol.

What are the upstream and downstream products of 1-Benzyl-L-proline?

For 1-Benzyl-L-proline, Upstream Products: Benzyl chloride, L-Proline, Benzaldehyde; Downstream Products: (2R)-1-benzylpyrrolidine-2-carbonyl chloride, 1-Benzyl-pyrrolidine-2-carboxylic acid hydrochloride, N-Benzyl-L-proline ethyl ester.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1-Benzyl-L-proline (CAS 31795-93-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1454254-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.