2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one
2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one Basic information
- Product Name:
- 2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one
- Synonyms:
-
- 2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one
- C.I.73660
- C.I.Vat Black 35
- Indanthren Printing Black BGL
- Solanthrene Grey 3BL
- 3H-Indol-3-one, 2-(9-chloro-3-oxonaphtho[1,2-b]thien-2(3H)-ylidene)-1,2-dihydro-
- C.I.Vat Black 35:C.I.73660
- Vat Black 35
- CAS:
- 6424-66-4
- MF:
- C20H10ClNO2S
- MW:
- 363.82
- Mol File:
- 6424-66-4.mol
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2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one Usage And Synthesis
Preparation
9-Chloronaphtho[1,2-b]thiophen-3(2H)-one with 2-Chloro-3H-indol-3-one?condensation.
Properties and Applications
green gray to black. In concentrated sulfuric acid for black; In the basic insurance powder solution for yellow green, In the acidic insurance powder solution is black.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 5 | 7-8 | 4-5 | 4-5 | 4-5 | ||