2-(3-Oxo-1-benzothiophen-2-ylidene)-1-benzothiophen-3-one

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

Also Known As: Thioindigo|Isothioindigo|Durindone Red B|Antinolo Red B|Helindon Red BB|Thioindigo Red B|Thioindigo Red S|Tetra Pink B|Durindone Red BP|Ciba Pink B|Tina Pink B|Heliane Red 5B|Tyrian Red A-5B|Vat Red 5B|4,4'-Diisothioindigo|Vat Red 41|Durindone Printing Red B|C.I. Vat Red 41|C.I. Solvent Red 242|Vat Red 41; Fluorescent Red Dye|KS-000010LU|EINECS 208-336-1|Benzo[b]thiophen-3(2H)-one, 2-(3-oxobenzo[b]thien-2(3H)-ylidene)-|Thioindigo, inverted exclamation markO98%|C.I. 73300|2-(3-oxo-1-benzothiophen-2-ylidene)-1-benzothiophen-3-one|5-19-05-00281 (Beilstein Handbook Reference)|2-(3-oxobenzothiophen-2-ylidene)benzothiophen-3-one|3H,3'H-[2,2'-Bibenzo[b]thiophenylidene]-3,3'-dione|2-(3-oxo-1-benzothiophen-2(3h)-ylidene)-1-benzothiophen-3(2h)-one|(E)-3H,3'H-[2,2'-Bibenzo[b]thiophenylidene]-3,3'-dione|2-(3-Oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophen-3(2H)-one|2-(3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one|Benzo(b)thiophen-3(2H)-one, 2-(3-oxobenzo(b)thien-2(3H)-ylidene)-

Molecular Formula	C16H8O2S2
Molecular Weight	295.99658 g/mol
LogP	4.18
Topological Polar Surface Area	34.14 Ų
Hydrogen Bond Donors	0
Hydrogen Bond Acceptors	4
Rotatable Bonds	0
Exact Mass	295.99658
Heavy Atoms	20
Complexity	738.1

Chemical Identifiers

CAS Number	522-75-8
SMILES	C1=CC=C2C(=C1)C(=O)C(=C3C(=O)C4=CC=CC=C4S3)S2