1-(Phenylthio)propan-2-one

Also known as: 2-Propanone,1-(phenylthio)-, (Phenylthio)propanone, (Phenylthio)acetone, (Phenylthio)propane, 1-(Phenylthio)-2-propanone, 1-(Phenylthio)propan-2-one, 1-Phenylthio-2-propanone, 1-phenylsulfanylpropan-2-one, 1-phenylsulfenyl-2-propanone, 1-phenylthioacetone, 3-phenylthiopropan-2-one, phenylsulfanyl-propan-2-one

1-(Phenylthio)propan-2-one (CAS 5042-53-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H10OS and a molecular weight of 166.24000 g/mol. Key properties include a melting point of 32-34ºC, a boiling point of 252.4ºC at 760mmHg, a density of 1.1g/cm3 and a flash point of 114.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 5042-53-5
Jingsj CID: J-1383114-6
Molecular Formula: C₉H₁₀OS
Molecular Weight: 166.24000 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	32-34ºC
Boiling Point	252.4ºC at 760mmHg
Density	1.1g/cm3
Flash Point	114.7ºC
Exact Mass	166.04500
PSA	42.37000
LogP	2.36770
Refractive Index	1.561

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 1-(Phenylthio)propan-2-one?

The CAS number of 1-(Phenylthio)propan-2-one is 5042-53-5.

What are the molecular formula and molecular weight of 1-(Phenylthio)propan-2-one?

1-(Phenylthio)propan-2-one has molecular formula C9H10OS and molecular weight 166.24000 g/mol.

What are the upstream and downstream products of 1-(Phenylthio)propan-2-one?

For 1-(Phenylthio)propan-2-one, Upstream Products: Chloroacetone, Bromoacetone, 3-Chloro-2-(methoxymethoxy)prop-1-ene; Downstream Products: Desfluoro bicalutamide, 1-(Phenylsulfonyl)propan-2-one, Diphenyl 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. "1-(Phenylthio)propan-2-one (CAS 5042-53-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1383114-6 (accessed 2026-11-09).

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