2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one
- CAS NO.:6424-66-4
- Empirical Formula: C20H10ClNO2S
- Molecular Weight: 363.82
What is 2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one?
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 |
Safety information for 2-(9-Chloro-3-oxonaphtho[1,2-b]thiophen-2(3H)-ylidene)-1H-indol-3(2H)-one
New Products
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