S-tert-Butyl chlorothioformate

S-叔丁基硫代氯甲酸酯

Also known as: tert-Butyl chlorothioformate, Carbonochloridothioic acid, S-(1,1-dimethylethyl) ester, S-tert-butyl chloromethanethioate, S-t-butyl chlorothioformate, t-butyl chlorothioformate, t-butyl chlorothiolformate, 1,1-dimethylethylthiocarbonyl chloride, S-tert-butyl carbonochloridothioate, S-tert-butylchloromethanethioate

S-tert-Butyl chlorothioformate (CAS 13889-95-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H9ClOS and a molecular weight of 152.64200 g/mol. It is also known as tert-Butyl chlorothioformate, Carbonochloridothioic acid, S-(1,1-dimethylethyl) ester and S-tert-butyl chloromethanethioate. Key properties include a boiling point of 32ºC/5 mmHg, a density of 0.967 g/mL at 25ºC and a flash point of 34ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13889-95-7
Jingsj CID
J-1526338-8
Molecular Formula
C5H9ClOS
Chinese Name
S-叔丁基硫代氯甲酸酯
Molecular Weight
152.64200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point32ºC/5 mmHg
Density0.967 g/mL at 25ºC
Flash Point34ºC

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger

Frequently Asked Questions

What is the CAS number of S-tert-Butyl chlorothioformate?

The CAS number of S-tert-Butyl chlorothioformate is 13889-95-7.

What are the molecular formula and molecular weight of S-tert-Butyl chlorothioformate?

S-tert-Butyl chlorothioformate has molecular formula C5H9ClOS and molecular weight 152.64200 g/mol.

Is S-tert-Butyl chlorothioformate hazardous?

S-tert-Butyl chlorothioformate has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "S-tert-Butyl chlorothioformate (CAS 13889-95-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526338-8 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.