5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one

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5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Suppliers list
Company Name: Shaanxi Dideu Medichem Co. Ltd  
Tel: 81148925 17391631969
Email: 1023@dideu.com
Company Name: DAYANG CHEM (HANGZHOU) CO.,LTD  
Tel: +86-88938639 +86-17705817739
Email: info@dycnchem.com
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Basic information
Product Name:5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one
Synonyms:5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one;Vat Black 1;(2E)-5-bromo-2-(9-chloro-3-oxobenzo[g][1]benzothiol-2-ylidene)-1H-indol-3-one;5-bromo-2-(9-chloro-3-oxonaphtho(1,2-b)thien-2(3h)-ylidene)-3-indolinon;C.I. Vat black 1;2-(5-Bromo-3-oxo-2,3-dihydro-1H-indol-2-ylidene)-9-chloro-2,3-dihydronaphtho[1,2-b]thiophen-3-one;C.I.73670;Helanthrene Black BL
CAS:3687-67-0
MF:C20H9BrClNO2S
MW:442.71
EINECS:222-983-7
Product Categories:Organics
Mol File:3687-67-0.mol
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Structure
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Chemical Properties
Boiling point 559.8±50.0 °C(Predicted)
density 1.6215 (estimate)
pka-5.99±0.20(Predicted)
EPA Substance Registry System3H-Indol-3-one, 5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro- (3687-67-0)
Safety Information
TSCA TSCA listed
MSDS Information
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Usage And Synthesis
Preparation9-Chloronaphtho[1,2-b]thiophen-3(2H)-one with 5-Bromo-2-chloro-3H-indol-3-onecondensation.
Properties and Applicationsblue light grey to blue black. Black powder. Not soluble in organic solvent. In concentrated sulfuric acid for olive, dilution after black precipitation; In concentrated nitric acid for black. Alkaline reduction leuco for gold; Acid reduction leuco for pale yellow. Mainly used for cotton fabric printing, also can be used for silk and wool dyeing. When dyed cotton commonly used in dyeing light color; When printing is suitable for direct printing, dyeing of wool when good affinity.
Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4-5 5 6-7 4-5 4 4-5 5
AATCC 4 5 6 4
5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one Preparation Products And Raw materials
Raw materials5-bromo-2-chloro-3H-indol-3-one-->9-chloronaphtho[1,2-b]thiophen-3(2H)-one
Preparation Productsdisodium 5-bromo-2-[9-chloro-3-(sulphonatooxy)naphtho[1,2-b]thien-2-yl]-1H-indol-3-yl sulphate
Tag:5-bromo-2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-3H-indol-3-one(3687-67-0) Related Product Information
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