3,3'-[(phenylmethylene)bis(thio)]bispropionic acid

Also known as: 3,3'-(Benzylidenedithio)dipropanoic acid, 3,3'-Benzylidendimercapto-di-propionsaeure, 3,3'-[(phenylmethylene)bis(thio)]bis-Propanoic acid, 3,3'-benzylidenedimercapto-di-propionic acid, <Bis-(2-carboxy-aethylmercapto)-methyl>-benzol, EINECS 213-845-7, Phenyl-di(carboxyethylthio)methane, Propanoic acid, 3,3'-((phenylmethylene)bis(thio))bis, Thiobenzaldehyd-bis-<2-carboxy-aethyl>-acetal, 3-[2-carboxyethylsulfanyl(phenyl)methyl]sulfanylpropanoic acid

3,3'-[(phenylmethylene)bis(thio)]bispropionic acid (CAS 1030-02-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H16O4S2 and a molecular weight of 300.39400 g/mol. Key properties include a boiling point of 519.7ºC at 760mmHg, a density of 1.348g/cm3 and a flash point of 268.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1030-02-0
Jingsj CID: J-990947-1
Molecular Formula: C₁₃H₁₆O₄S₂
Molecular Weight: 300.39400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	519.7ºC at 760mmHg
Density	1.348g/cm3
Flash Point	268.1ºC
Exact Mass	300.04900
PSA	125.20000
LogP	3.10100
Vapor Pressure	1.26E-11mmHg at 25°C
Refractive Index	1.618

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 3,3'-[(phenylmethylene)bis(thio)]bispropionic acid?

The CAS number of 3,3'-[(phenylmethylene)bis(thio)]bispropionic acid is 1030-02-0.

What are the molecular formula and molecular weight of 3,3'-[(phenylmethylene)bis(thio)]bispropionic acid?

3,3'-[(phenylmethylene)bis(thio)]bispropionic acid has molecular formula C13H16O4S2 and molecular weight 300.39400 g/mol.

What are the upstream and downstream products of 3,3'-[(phenylmethylene)bis(thio)]bispropionic acid?

For 3,3'-[(phenylmethylene)bis(thio)]bispropionic acid, Upstream Products: Benzaldehyde, 3-Mercaptopropionic acid.

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. "3,3'-[(phenylmethylene)bis(thio)]bispropionic acid (CAS 1030-02-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-990947-1 (accessed 2026-11-09).

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