benzo[a]naphth[2,3-h]acridine-5,8,13(14H)-trione
benzo[a]naphth[2,3-h]acridine-5,8,13(14H)-trione Basic information
- Product Name:
- benzo[a]naphth[2,3-h]acridine-5,8,13(14H)-trione
- Synonyms:
-
- benzo[a]naphth[2,3-h]acridine-5,8,13(14H)-trione
- C.I.VATRED35
- Vat red 35 (C.I. 68000)
- Vat Red 35
- C.I.68000
- Indanthren Red RK
- C.I.Vat Red 35:C.I.68000
- CAS:
- 3737-76-6
- MF:
- C25H13NO3
- MW:
- 375.37562
- EINECS:
- 223-116-5
- Mol File:
- 3737-76-6.mol
benzo[a]naphth[2,3-h]acridine-5,8,13(14H)-trione Chemical Properties
- EPA Substance Registry System
- Benzo[a]naphth[2,3-h]acridine-5,8,13(14H)-trione (3737-76-6)
benzo[a]naphth[2,3-h]acridine-5,8,13(14H)-trione Usage And Synthesis
Preparation
(a) 1-Chloro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid in the presence of copper with Naphthalen-2-amine?condensation, cyclization, (b) 1-(2-naphthyl amino)-anthraquinone-2-carbonyl chloride?in 1,2,4 – Trichlorobenzene in heating; (C) 1-Nitro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid and Naphthalen-2-amine?and arsenic trichloride in 1, 2 – Dichlorobenzene in heating; (d) 2-Aminonaphthalene-1-sulfonic acid and 1-Chloro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid?condensation, heating (200 ~ 210 ℃) cyclization, and at the same time, remove sulfonic group.
Properties and Applications
dark red. Slightly soluble in Pyridine , 1, 2, 3, 4 – Tetrahydronaphthalene and Xylene. In concentrated sulfuric acid to red light yellow, dilution after red precipitation; In the basic insurance powder solution for blue light red; In the acidic insurance powder solution for dark orange.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 4-5 | 5 | 8 | 5 | 4 | 3 | 4-5 |
| AATCC | 4-5 | 5 | 7-8 | 4 | 4 | ||