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1,3,2-Dioxathiane 2,2-dioxide

Also known as: 1,3-Propanediol cyclic sulfate, Trimethylene sulfate, 1,3-Propylene sulfate, 1,3-Propylenesulfate, 1,3,2-dioxathiane 2,2-dioxide

1,3,2-Dioxathiane 2,2-dioxide (CAS 1073-05-8) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C3H6O4S and a molecular weight of 138.14200 g/mol. Key properties include a melting point of 58-62ºC, a boiling point of 240.4ºC at 760 mmHg, a density of 1.452 g/cm3 and a flash point of 99.2ºC. It is classified under GHS with signal word Warning and hazard statements H351 — Suspected of causing cancer. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1073-05-8
Jingsj CID
J-18030-2
Molecular Formula
C3H6O4S
Molecular Weight
138.14200 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point58-62ºC
Boiling Point240.4ºC at 760 mmHg
Density1.452 g/cm3
Flash Point99.2ºC
Exact Mass137.99900
PSA60.98000
LogP0.74890
Vapor Pressure0.0589mmHg at 25°C
Refractive Index1.462

GHS Safety & Compliance

Health HazardSignal word: Warning
  • H351 — Suspected of causing cancer

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 1,3,2-Dioxathiane 2,2-dioxide?

The CAS number of 1,3,2-Dioxathiane 2,2-dioxide is 1073-05-8.

What are the molecular formula and molecular weight of 1,3,2-Dioxathiane 2,2-dioxide?

1,3,2-Dioxathiane 2,2-dioxide has molecular formula C3H6O4S and molecular weight 138.14200 g/mol.

Is 1,3,2-Dioxathiane 2,2-dioxide hazardous?

1,3,2-Dioxathiane 2,2-dioxide has GHS signal word Warning and hazard statements H351 — Suspected of causing cancer.

What are the upstream and downstream products of 1,3,2-Dioxathiane 2,2-dioxide?

For 1,3,2-Dioxathiane 2,2-dioxide, Upstream Products: 1,3-Propanediol, 1,3,2-Dioxathiane 2-oxide, 1,3-Dibromopropane; Downstream Products: N,N-Dimethyl-N-[3-(sulfooxy)propyl]-1-nonanaminium hydroxide inner salt.

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

Last updated:

How to cite: Jingsj. "1,3,2-Dioxathiane 2,2-dioxide (CAS 1073-05-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18030-2 (accessed 2026-11-06).

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