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Ethanethioic acid, S-(triphenylmethyl) ester

Also known as: TRIPHENYLMETHANETHIOL ACETATE, TRIPHENYLMETHYL THIOLACETATE, Trityl thioacetate, S-Trityl thioacetate, Thioacetic acid S-trityl ester, Acetylmercapto-triphenyl-methan, Triphenylmethyl-acetyl-sulfid, S-Triphenylmethyl-thioacetat, Thioessigsaeure-S-triphenylmethylester, Thioessigsaeure-S-tritylester, MFCD00053709, NSC 66470

Ethanethioic acid, S-(triphenylmethyl) ester (CAS 1727-15-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C21H18OS and a molecular weight of 318.43200 g/mol. Key properties include a melting point of 141-144ºC(lit.), a boiling point of 433.5ºC at 760mmHg, a density of 1.15g/cm3 and a flash point of 184.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1727-15-7
Jingsj CID
J-38807-8
Molecular Formula
C21H18OS
Molecular Weight
318.43200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point141-144ºC(lit.)
Boiling Point433.5ºC at 760mmHg
Density1.15g/cm3
Flash Point184.4ºC
Exact Mass318.10800
PSA42.37000
LogP5.25820
Vapor Pressure1.02E-07mmHg at 25°C
Refractive Index1.616

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 Ethanethioic acid, S-(triphenylmethyl) ester?

The CAS number of Ethanethioic acid, S-(triphenylmethyl) ester is 1727-15-7.

What are the molecular formula and molecular weight of Ethanethioic acid, S-(triphenylmethyl) ester?

Ethanethioic acid, S-(triphenylmethyl) ester has molecular formula C21H18OS and molecular weight 318.43200 g/mol.

What are the upstream and downstream products of Ethanethioic acid, S-(triphenylmethyl) ester?

For Ethanethioic acid, S-(triphenylmethyl) ester, Upstream Products: Bromotriphenylmethane, Potassium thioacetate, Triphenylmethanol; Downstream Products: Triphenylmethanethiol.

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

Last updated:

How to cite: Jingsj. "Ethanethioic acid, S-(triphenylmethyl) ester (CAS 1727-15-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38807-8 (accessed 2026-11-09).

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