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1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)-

Also known as: (2S,4S)-4-(acetylthio)-2-(hydroxymethyl)-1-pyrrolidinecarboxylic acid 1,1-dimethylethyl ester, tert-butyl (2S,4S)-4-(acetylthio)-2-(hydroxymethyl)pyrrolidine-1-carboxylate, (2S,4S)-4-acetylthio-1-t-butoxycarbonylpyrrolidine-2-methanol

1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)- (CAS 148017-42-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H21NO4S and a molecular weight of 275.36400 g/mol. Key properties include a boiling point of 388.527ºC at 760 mmHg, a density of 1.207g/cm3 and a flash point of 188.775ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
148017-42-9
Jingsj CID
J-1498649-3
Molecular Formula
C12H21NO4S
Molecular Weight
275.36400 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point388.527ºC at 760 mmHg
Density1.207g/cm3
Flash Point188.775ºC
Exact Mass275.11900
PSA92.14000
LogP1.57430
Vapor Pressure0mmHg at 25°C
Refractive Index1.534

Frequently Asked Questions

What is the CAS number of 1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)-?

The CAS number of 1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)- is 148017-42-9.

What are the molecular formula and molecular weight of 1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)-?

1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)- has molecular formula C12H21NO4S and molecular weight 275.36400 g/mol.

What are the upstream and downstream products of 1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)-?

For 1-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)-, Upstream Products: Potassium thioacetate, Di-tert-butyl dicarbonate, Boc-L-Hydroxyproline; Downstream Products: (2S,4S)-tert-butyl 2-((tert-butoxycarbonyl(sulfamoyl)amino)methyl)-4-mercaptopyrrolidine-1-carboxylate, Doripenem.

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-Pyrrolidinecarboxylic acid, 4-(acetylthio)-2-(hydroxymethyl)-, 1,1-dimethylethyl ester, (2S,4S)- (CAS 148017-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498649-3 (accessed 2026-11-09).

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