CAS No 3687-67-0 , 3H-Indol-3-one,5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-

Name: 3H-Indol-3-one,5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-
Synonyms: Nako Fast Grey BL;3-Indolinone,5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)- (7CI,8CI); Paradone Printing Black TLSF;Naphtho[1,2-b]thiophene, 3H-indol-3-one deriv.;Durindone Printing Black BL; Solanthrene Printing BlackBLN; Tina Grey BL; Tina Printing Black BL; ThioindigoBlack; Solanthrene Printing Black TLN; Indanthren Printing BlackBL; Solanthrene Printing Black TL; Helanthrene Black BL; Vat Black 1;3H-Indol-3-one,5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-; Solanthrene Printing Black BL; C.I. Vat Black 1; C.I. 73670; Paradone Printing Black BLSF;Solanthrene Grey BL;
CAS Registry Number:3687-67-0
Flash Point: 292.3°C
Boiling Point: 559.8°C at 760 mmHg
Density: 1.765g/cm³
Refractive index: 1.802
Safety Statements: Low toxicity by intraperitoneal route. When heated to decomposition it emits toxic vapors of NO_x, SO_x, Br⁻, and Cl⁻.
Flash Point: 292.3°C
EINECS: 222-983-7
Molecular Weight: 442.72
InChI: InChI=1/C20H9BrClNO2S/c21-10-5-7-14-12(8-10)17(24)16(23-14)20-18(25)11-6-4-9-2-1-3-13(22)15(9)19(11)26-20/h1-8,23H/b20-16+
Molecular Formula: C20H9 Br Cl N O2 S
Molecular Structure:

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Vat Black 1
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