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4-Phenyl-1,3-thiazolidine-2-thione

Also known as: 4-Phenyl-2-thiazolidinethione, 2-Thiazolidinethione, 4-phenyl-, 2-Thiazolidinethione, 4-phenyl, 4-Phenyl-thiazolidin-2-thion, 4-Phenyl-thio-thiazolidon-(2), 4-phenyl-thiazolidine-2-thione, (rac)-4-phenyl-1,3-thiazolidine-2-thione

4-Phenyl-1,3-thiazolidine-2-thione (CAS 1908-90-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H9NS2 and a molecular weight of 195.30400 g/mol. Key properties include a melting point of 187-189ºC, a boiling point of 322.2ºC at 760 mmHg, a density of 1.31 and a flash point of 148.662ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1908-90-3
Jingsj CID
J-1182661-2
Molecular Formula
C9H9NS2
Molecular Weight
195.30400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point187-189ºC
Boiling Point322.2ºC at 760 mmHg
Density1.31
Flash Point148.662ºC
Exact Mass195.01800
PSA76.46000
LogP2.19590
Vapor Pressure0mmHg at 25°C
Refractive Index1.7

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 4-Phenyl-1,3-thiazolidine-2-thione?

The CAS number of 4-Phenyl-1,3-thiazolidine-2-thione is 1908-90-3.

What are the molecular formula and molecular weight of 4-Phenyl-1,3-thiazolidine-2-thione?

4-Phenyl-1,3-thiazolidine-2-thione has molecular formula C9H9NS2 and molecular weight 195.30400 g/mol.

What are the upstream and downstream products of 4-Phenyl-1,3-thiazolidine-2-thione?

For 4-Phenyl-1,3-thiazolidine-2-thione, Upstream Products: Carbon disulphide, (S)-(+)-2-Phenylglycinol, Potassium ethylxanthate; Downstream Products: (R)-4-Phenylthiazolidine-2-thione, (S)-4-Phenylthiazolidine-2-thione.

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

Last updated:

How to cite: Jingsj. "4-Phenyl-1,3-thiazolidine-2-thione (CAS 1908-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1182661-2 (accessed 2026-11-09).

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