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3687-67-0

3687-67-0 structure

3687-67-0 structure

Name: (2E)-5-bromo-2-(9-chloro-3-oxobenzo[g][1]benzothiol-2-ylidene)-1H-indol-3-one
Chemical Name: (2E)-5-bromo-2-(9-chloro-3-oxobenzo[g][1]benzothiol-2-ylidene)-1H-indol-3-one
CAS Number: 3687-67-0
Molecular Formula: C₂₀H₉BrClNO₂S
Molecular Weight: 442.71300
Create Date: 2018-10-13 14:58:19
Modify Date: 2025-08-25 13:47:25

Name	(2E)-5-bromo-2-(9-chloro-3-oxobenzo[g][1]benzothiol-2-ylidene)-1H-indol-3-one
Synonyms	Thioindigo Black Durindone Printing Black BL Nako Fast Grey BL Helanthrene Black BL C.I. Vat Black 1 Solanthrene Grey BL Tina printing Black BL Tina Grey BL Solanthrene Printing Black BL Vat Black 1

Density	1.765g/cm3
Boiling Point	559.8ºC at 760 mmHg
Molecular Formula	C₂₀H₉BrClNO₂S
Molecular Weight	442.71300
Flash Point	292.3ºC
Exact Mass	440.92300
PSA	71.47000
LogP	6.20210
Index of Refraction	1.802

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NM2084200

CHEMICAL NAME :: 3-Indolinone, 5-bromo-2-(9-chloro-3-oxonaphtho(1,2-b)thien-2(3H)-yl idene)-

CAS REGISTRY NUMBER :: 3687-67-0

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C20-H9-Br-Cl-N-O2-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4250 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 50(8),91,1985

HS Code	2934999090

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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