2-(3-Thienylthio)thiophene

Also known as: 2-(THIEN-3-YLTHIO)THIOPHENE, 2-(thiophen-3-ylthio)thiophene, 2-thiophen-3-ylsulfanylthiophene, 2,3'-Dithienylsulfide, 2,3'-Dithienyl-sulfid, 2-Thienyl-3-thienylsulfide, thiophen-2-yl-thiophen-3-yl-sulfane, BUTTPARK 94\04-76, Thiophene,2-(3-thienylthio)-

2-(3-Thienylthio)thiophene (CAS 3807-37-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H6S3 and a molecular weight of 198.32800 g/mol. Key properties include a boiling point of 315ºC at 760mmHg, a density of 1.37g/cm3 and a flash point of 144.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3807-37-2
Jingsj CID: J-1524150-6
Molecular Formula: C₈H₆S₃
Molecular Weight: 198.32800 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	315ºC at 760mmHg
Density	1.37g/cm3
Flash Point	144.3ºC
Exact Mass	197.96300
PSA	81.78000
LogP	3.96080
Refractive Index	1.697

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 2-(3-Thienylthio)thiophene?

The CAS number of 2-(3-Thienylthio)thiophene is 3807-37-2.

What are the molecular formula and molecular weight of 2-(3-Thienylthio)thiophene?

2-(3-Thienylthio)thiophene has molecular formula C8H6S3 and molecular weight 198.32800 g/mol.

What are the upstream and downstream products of 2-(3-Thienylthio)thiophene?

For 2-(3-Thienylthio)thiophene, Upstream Products: 2-Chlorothiophene, 2-(thiophen-2-ylsulfanyl)thiophene, 2-Thienyl disulfide.

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. "2-(3-Thienylthio)thiophene (CAS 3807-37-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524150-6 (accessed 2026-11-09).

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