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(Methylsulfinyl)(methylthio)methane

Also known as: Methyl((methylsulfinyl)methyl)sulfane, Methyl methylsulfinylmethyl sulfide, MMTS, FAMSO, Formaldehyde dimethyl dithioacetal S-oxide, Methyl (methylthio)methyl sulfoxide, Methylsulfinylmethyl methyl sulfide, Methanesulfinyl-methylsulfanyl-methane

(Methylsulfinyl)(methylthio)methane (CAS 33577-16-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C3H8OS2 and a molecular weight of 124.225 g/mol. Key properties include a melting point of 222-226°C, a boiling point of 257.8±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 121.4±22.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
33577-16-1
Jingsj CID
J-27155-6
Molecular Formula
C3H8OS2
Molecular Weight
124.225 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point222-226°C
Boiling Point257.8±0.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point121.4±22.6 °C
Exact Mass124.001656
PSA61.58000
LogP-0.61
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.560

Customs & Trade Information

HS Code2930909090
Summary2930909090. 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 (Methylsulfinyl)(methylthio)methane?

The CAS number of (Methylsulfinyl)(methylthio)methane is 33577-16-1.

What are the molecular formula and molecular weight of (Methylsulfinyl)(methylthio)methane?

(Methylsulfinyl)(methylthio)methane has molecular formula C3H8OS2 and molecular weight 124.225 g/mol.

What are the upstream and downstream products of (Methylsulfinyl)(methylthio)methane?

For (Methylsulfinyl)(methylthio)methane, Upstream Products: 2,4-Dithiapentane, Sodium thiomethoxide; Downstream Products: 3-(Benzyloxy)cyclobutanone, 7-Tridecanone, Salicylaldehyde.

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

Last updated:

How to cite: Jingsj. "(Methylsulfinyl)(methylthio)methane (CAS 33577-16-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27155-6 (accessed 2026-11-09).

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