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N-Acetyl-L-thioproline

Also known as: (R)-3-Acetylthiazolidine-4-carboxylic acid, (4R)-3-Acetyl-1,3-thiazolidine-4-carboxylic acid, N-Acetyl-L-thiazolidine-4-carboxylic acid, 3-Acetylthiazolidine-4-carboxylic acid

N-Acetyl-L-thioproline (CAS 54323-50-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9NO3S and a molecular weight of 175.206 g/mol. Key properties include a melting point of 143-145℃, a boiling point of 439.0±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 219.3±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
54323-50-1
Jingsj CID
J-1419883-5
Molecular Formula
C6H9NO3S
Molecular Weight
175.206 g/mol
Category
Organic Acids
Last updated
11/2/2026

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Physicochemical Properties

Melting Point143-145℃
Boiling Point439.0±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point219.3±28.7 °C
Exact Mass175.030319
PSA89.70000
LogP-0.59
Vapor Pressure0.0±2.3 mmHg at 25°C
Refractive Index1.580
Storage Conditions2-8℃

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. 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 N-Acetyl-L-thioproline?

The CAS number of N-Acetyl-L-thioproline is 54323-50-1.

What are the molecular formula and molecular weight of N-Acetyl-L-thioproline?

N-Acetyl-L-thioproline has molecular formula C6H9NO3S and molecular weight 175.206 g/mol.

What are the upstream and downstream products of N-Acetyl-L-thioproline?

For N-Acetyl-L-thioproline, Upstream Products: L(-)-Thiazolidine-4-carboxylic 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. "N-Acetyl-L-thioproline (CAS 54323-50-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1419883-5 (accessed 2026-11-09).

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