(2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate

Also known as: Methyl N-benzoyl-4-hydroxyprolinate, Methyl (4R)-1-benzoyl-4-hydroxy-L-prolinate, trans-N-benzoyl-4-hydroxy-L-proline methyl ester, L-Proline, 1-benzoyl-4-hydroxy-, methyl ester, (4R)-, N-Benzoylhydroxy-L-prolinmethylester

(2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate (CAS 31560-20-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H15NO4 and a molecular weight of 249.26200 g/mol. Key properties include a boiling point of 414.3ºC at 760 mmHg, a density of 1.302g/cm3 and a flash point of 204.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 31560-20-0
Jingsj CID: J-1020331-3
Molecular Formula: C₁₃H₁₅NO₄
Molecular Weight: 249.26200 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	414.3ºC at 760 mmHg
Density	1.302g/cm3
Flash Point	204.4ºC
Exact Mass	249.10000
PSA	66.84000
LogP	0.37290
Refractive Index	1.585

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 (2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate?

The CAS number of (2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate is 31560-20-0.

What are the molecular formula and molecular weight of (2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate?

(2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate has molecular formula C13H15NO4 and molecular weight 249.26200 g/mol.

What are the upstream and downstream products of (2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate?

For (2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate, Upstream Products: L-4-Hydroxyproline methyl ester hydrochloride, Benzoyl chloride, methyl (2S,4R)-4-hydroxypyrrolidine-2-carboxylate; Downstream Products: (2S,4R)-Methyl 1-benzoyl-4-(tosyloxy)pyrrolidine-2-carboxylate, trans-1-Benzoyl-4-phenyl-L-proline, (2S,4S)-4-Amino-1-benzoylpyrrolidine-2-carboxylic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(2S,4R)-Methyl 1-benzoyl-4-hydroxypyrrolidine-2-carboxylate (CAS 31560-20-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1020331-3 (accessed 2026-11-09).

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