2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one

2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one Structure
CAS No.
6505-58-4
Chemical Name:
2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one
Synonyms
C.I.70305;Vat Blue 7;C.I.Vat Blue 7;EINECS 229-392-3;Vat blue 7 (C.I. 70305);C.I.Vat Blue 7:C.I.70305;Δ2,2'(5H,5'H)-Bi[benzo[4,5]phenaleno[1,9-bc]thiophene]-5,5'-dione;2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one;Benzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one, 2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidene)-
CBNumber:
CB4884734
Molecular Formula:
C36H16O2S2
Molecular Weight:
544.64104
MOL File:
6505-58-4.mol

2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one Properties

Density 1.590±0.06 g/cm3(Predicted)

2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one Chemical Properties,Uses,Production

Preparation

Chloroacetic acid and 3-Mercapto-7H-benzo[de]anthracen-7-one?condensation, then use Potassium hydroxide melting, and oxidation.

Properties and Applications

deep green light blue. Insoluble in Etanol, Pyridine and Xylene. In concentrated sulfuric acid for red black, dilution after blue precipitation; In the basic insurance powder solution for blue purple; In the acidic insurance powder solution for blue light red.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4 4 6-7 4 3-4 4-5 5
AATCC 5 4 6-7 4 4

2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one Preparation Products And Raw materials

2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one Suppliers

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Sunflower Export Import Pvt. Ltd. +91-281-245 2661 New Delhi, India 56 30 Inquiry
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Sunflower Export Import Pvt. Ltd. 30
Δ2,2'(5H,5'H)-Bi[benzo[4,5]phenaleno[1,9-bc]thiophene]-5,5'-dione C.I.Vat Blue 7 C.I.70305 Vat Blue 7 2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidenebenzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one Vat blue 7 (C.I. 70305) EINECS 229-392-3 C.I.Vat Blue 7:C.I.70305 Benzo[4,5]phenaleno[1,9-bc]thiophen-5(2H)-one, 2-(5-oxobenzo[4,5]phenaleno[1,9-bc]thien-2(5H)-ylidene)- 6505-58-4