Methyl (4R)-1,3-thiazolidine-4-carboxylate

Also known as: methyl (R)-thiazolidine-4-carboxylate, (R)-methyl thiazolidine-4-carboxylate, (4R)-thiazolidine-4-carboxylic acid methyl ester, 4-Thiazolidinecarboxylic acid, methyl ester, (4R)-, L-thioproline methyl ester, L(-)thiazolidine carboxylate-4 de methyle, (2R)-2-methoxycarbonylthiazolidine, N,S-methanediyl-L-cysteine methyl ester

Methyl (4R)-1,3-thiazolidine-4-carboxylate (CAS 42258-90-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H9NO2S and a molecular weight of 147.195 g/mol. Key properties include a boiling point of 238.9±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 98.3±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 42258-90-2
Jingsj CID: J-1327620-5
Molecular Formula: C₅H₉NO₂S
Molecular Weight: 147.195 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	238.9±35.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	98.3±25.9 °C
Exact Mass	147.035400
PSA	63.63000
LogP	0.07
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.508

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. 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 Methyl (4R)-1,3-thiazolidine-4-carboxylate?

The CAS number of Methyl (4R)-1,3-thiazolidine-4-carboxylate is 42258-90-2.

What are the molecular formula and molecular weight of Methyl (4R)-1,3-thiazolidine-4-carboxylate?

Methyl (4R)-1,3-thiazolidine-4-carboxylate has molecular formula C5H9NO2S and molecular weight 147.195 g/mol.

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. "Methyl (4R)-1,3-thiazolidine-4-carboxylate (CAS 42258-90-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1327620-5 (accessed 2026-11-09).

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