1-(1,2-Dioxopropyl)-S-proline

Also known as: 1-Pyruvoyl-L-proline, 1-pyruvyl-L-proline, 2-ketopropionyl-L-proline, Dioxopropyl proline, L-Proline, 1-(1,2-dioxopropyl)-, N-pyruvyl-L-proline, PLIT-016, pyruvoyl-L-proline, (2S)-1-(2-oxopropanoyl)pyrrolidine-2-carboxylic acid, (S)-1-(2-Oxopropanoyl)pyrrolidine-2-carboxylic acid

1-(1,2-Dioxopropyl)-S-proline (CAS 76391-12-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H11NO4 and a molecular weight of 185.17700 g/mol. Key properties include a boiling point of 360.296ºC at 760 mmHg, a density of 1.353g/cm3 and a flash point of 171.701ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 76391-12-3
Jingsj CID: J-1127384-0
Molecular Formula: C₈H₁₁NO₄
Molecular Weight: 185.17700 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	360.296ºC at 760 mmHg
Density	1.353g/cm3
Flash Point	171.701ºC
Exact Mass	185.06900
PSA	74.68000
Refractive Index	1.525

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 1-(1,2-Dioxopropyl)-S-proline?

The CAS number of 1-(1,2-Dioxopropyl)-S-proline is 76391-12-3.

What are the molecular formula and molecular weight of 1-(1,2-Dioxopropyl)-S-proline?

1-(1,2-Dioxopropyl)-S-proline has molecular formula C8H11NO4 and molecular weight 185.17700 g/mol.

What are the upstream and downstream products of 1-(1,2-Dioxopropyl)-S-proline?

For 1-(1,2-Dioxopropyl)-S-proline, Upstream Products: 2,2-Dimethoxypropionic acid methyl ester, Water, L-Proline; Downstream Products: L-Alanyl-L-proline.

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. "1-(1,2-Dioxopropyl)-S-proline (CAS 76391-12-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1127384-0 (accessed 2026-11-09).

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