Thioindigo

Overview

IDCS-436e9ff41d1d

CAS RN522-75-8

Synonyms Thioindigo
Antinolo Red B
C.I. Vat Red 41
4,4'-Diisothioindigo
522-75-8
Benzo(b)thiophen-3(2H)-one, 2-(3-oxobenzo(b)thien-2(3H)-ylidene)-
(delta(sup 2,2'(3H,3'H))-Bibenzo(b)thiophene)-3,3'-dione
(delta-2,2'(3H,3'H)-bibenzo(b)thiophene)-3,3'-dione
Benzo[b]thiophen-3(2H)-one, 2-(3-oxobenzo[b]thien-2(3H)-ylidene)-
RefChem:897818 More…

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Identification

Molecular FormulaC16H8O2S2

Molecular Weight296.4 g/mol

CAS Number522-75-8

IUPAC Name

(2Z)-2-(3-oxo-1-benzothiophen-2-ylidene)-1-benzothiophen-3-one

C1=CC=C2C(=C1)C(=O)/C(=C/3\C(=O)C4=CC=CC=C4S3)/S2

InChI=1S/C16H8O2S2/c17-13-9-5-1-3-7-11(9)19-15(13)16-14(18)10-6-2-4-8-12(10)20-16/h1-8H/b16-15-

JOUDBUYBGJYFFP-NXVVXOECSA-N

Safety & Regulations

⚠ Warning Handle according to recommended safety guidelines.

Aggregated GHS information provided per 2064 reports by companies from 5 notifications to the ECHA C&L Inventory.
Reported as not meeting GHS hazard criteria per 2059 of 2064 reports by companies.
There are 3 notifications provided by 5 of 2064 reports by companies with hazard statement code(s).
Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.