5-Chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methylbenzo[b]thiophen-3(2H)-one

颜料紫36

Also known as: C.I. Pigment Violet 36, C.I. Vat Violet 2, C.I. 73385, 5,5'-Dichloro-7,7'-dimethylthioindigo, Amanthrene Red Violet RH, Anthragen Red Violet RH, Ciba Red 3B, Ciba Red F3BN, Durindone Red 3B, Durindone Red 3BP, Hostavat Violet 6R, PV-Violet R, Sandothrene Red 3B, Vat Printing Red Violet RH, Vat Violet 6RN, ANTHRA RED B, Thioindigo Red Violet

5-Chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methylbenzo[b]thiophen-3(2H)-one (CAS 5462-29-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C18H10Cl2O2S2 and a molecular weight of 393.30700 g/mol. It is also known as C.I. Pigment Violet 36, C.I. Vat Violet 2 and C.I. 73385. Key properties include a boiling point of 514.3ºC at 760mmHg, a density of 1.583g/cm3 and a flash point of 264.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5462-29-3
Jingsj CID
J-1083392-6
Molecular Formula
C18H10Cl2O2S2
Chinese Name
颜料紫36
Molecular Weight
393.30700 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point514.3ºC at 760mmHg
Density1.583g/cm3
Flash Point264.8ºC

Frequently Asked Questions

What is the CAS number of 5-Chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methylbenzo[b]thiophen-3(2H)-one?

The CAS number of 5-Chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methylbenzo[b]thiophen-3(2H)-one is 5462-29-3.

What are the molecular formula and molecular weight of 5-Chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methylbenzo[b]thiophen-3(2H)-one?

5-Chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methylbenzo[b]thiophen-3(2H)-one has molecular formula C18H10Cl2O2S2 and molecular weight 393.30700 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Chloro-2-(5-chloro-7-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-7-methylbenzo[b]thiophen-3(2H)-one (CAS 5462-29-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1083392-6 (accessed 2026-10-25).

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