Direct red 72
- CAS NO.：8005-64-9
- Molecular Weight: 0
What is Direct red 72?
Preparation
6-Aminonaphthalene-2-sulfonic acid diazo, and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, O-Anisidine (0. 6 Moore) and O-Methylaniline (0.4 Moore) diazo, and coupled product matches.
Properties and Applications
red. Soluble in water for colourful red, soluble in ethanol is shallow orange red. The strong sulfuric acid to red light purple, diluted red brown to orange for brown. The dye solution to join strong hydrochloric acid for orange brown; With strong sodium hydroxide solution for red light brown to orange brown.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 4 | 5 | 3 | 1-2 | 1-2 | ||
Safety information for Direct red 72
Direct red 72 manufacturer
New Products
Tert-butyl bis(2-chloroethyl)carbamate (S)-3-Aminobutanenitrile hydrochloride N-Boc-D-alaninol N-BOC-D/L-ALANINOL N-octanoyl benzotriazole 4-Hydrazinobenzoic acid 3,4-Dibenzyloxybenzaldehyde 3-Nitrobenzaldehyde 1,1’-CARBONYLDIIMIDAZOLE R-2-BENZYLOXY PROPIONIC ACID 1,1’-CARBONYLDI (1,2-4 TRIAZOLE) 4-HYDROXY BENZYL ALCOHOL 3-NITRO-2-METHYL ANILINE (2-Hydroxyphenyl)acetonitrile 5-BROMO-2CYANO PYRIDINE 5,6-Dimethoxyindanone 5-broMo-2-chloro-N-cyclopentylpyriMidin-4-aMine 2-(Cyanocyclohexyl)acetic acid 4-methoxy-3,5-dinitropyridine 2-aminopropyl benzoate hydrochloride 1-(4-(aminomethyl)benzyl)urea hydrochloride tert-butyl 4- (ureidomethyl)benzylcarbamate diethyl 2-(2-((tertbutoxycarbonyl)amino) ethyl)malonate Ethyl-2-chloro((4-methoxyphenyl)hydrazono)acetateRelated products of tetrahydrofuran
![disodium 4-amino-3-[[4'-[(2-amino-6-sulphonatonaphthyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-1-sulphonate](https://img.chemicalbook.in/CAS/GIF/6598-56-7.gif)
![4-Amino-3-[[4'-[(2,4-dihydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt](https://img.chemicalbook.in/CAS/GIF/6405-98-7.gif)
![7-[[[[4-(Acetylamino)phenyl]amino]carbonyl]amino]-4-hydroxy-3-[(2-methylphenyl)azo]-2-naphthalenesulfonic acid sodium salt](https://img.chemicalbook.in/CAS/GIF/6369-37-5.gif)
![7-[[[[4-(Acetylamino)phenyl]amino]carbonyl]amino]-4-hydroxy-3-[(2-methoxyphenyl)azo]-2-naphthalenesulfonic acid sodium salt](https://img.chemicalbook.in/CAS/GIF/6417-30-7.gif)
![[2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-6-methyl-, disodium salt](https://img.chemicalbook.in/CAS/20200401/GIF/5858-98-0.gif)
You may like
-
873-83-6 6-Aminouracil (or) 4-Amino-2,6- dihydroxypyrimidine, (or) 6-Amino2,4-pyrimidinediol 99%View Details
873-83-6 -
55441-95-7 99%View Details
55441-95-7 -
N-Vinylformamide 99%View Details
13162-05-5 -
Chloro Uracil 1820-81-1 99%View Details
1820-81-1 -
207557-35-5 99%View Details
207557-35-5 -
2-ethyl-6-methyl-3-hydroxypyridine succinate 99%View Details
127464-43-1 -
2-ETHYLPYRIDINE 100-71-0 99%View Details
100-71-0 -
181228-33-1 (S)-Methyl 3-amino-2-((tert-butoxycarbonyl)amino)propanote Hydrochloride (DAP-OMe. HCl) 99%View Details
181228-33-1
Statement: All products displayed on this website are only used for non medical purposes such as industrial applications or scientific research, and cannot be used for clinical diagnosis or treatment of humans or animals. They are not medicinal or edible.