Acetyl sulfide

Also known as: Diacetyl sulfide, 1,1'-Thiobis(ethanone), Acetic thioanhydride, S-acetyl ethanethioate, S-ethanoyl ethanethioate, Ethanethioic acid, 1,1'-anhydrosulfide, Thioacetic anhydride, (CH3CO)2S

Acetyl sulfide (CAS 3232-39-1) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C4H6O2S and a molecular weight of 118.15400 g/mol. Key properties include a boiling point of 119.5ºC at 760mmHg, a density of 1.149g/cm3 and a flash point of 26.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3232-39-1
Jingsj CID: J-24556-2
Molecular Formula: C₄H₆O₂S
Molecular Weight: 118.15400 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	119.5ºC at 760mmHg
Density	1.149g/cm3
Flash Point	26.7ºC
Exact Mass	118.00900
PSA	59.44000
LogP	0.81260
Refractive Index	1.469

Customs & Trade Information

HS Code	2930909090
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Acetyl sulfide?

The CAS number of Acetyl sulfide is 3232-39-1.

What are the molecular formula and molecular weight of Acetyl sulfide?

Acetyl sulfide has molecular formula C4H6O2S and molecular weight 118.15400 g/mol.

What are the upstream and downstream products of Acetyl sulfide?

For Acetyl sulfide, Upstream Products: Acetyl chloride, Thioacetic acid, ketene; Downstream Products: ketene, Methanethiol, Carbonyl sulfide.

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. "Acetyl sulfide (CAS 3232-39-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24556-2 (accessed 2026-11-07).

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