CROCEIN ORANGE G
- CAS NO.：1934-20-9
- Empirical Formula: C16H11N2NaO4S
- Molecular Weight: 350.32
- MDL number: MFCD00003912
- EINECS: 217-697-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-31 14:38:37
What is CROCEIN ORANGE G?
Chemical properties
orange-red powder
The Uses of CROCEIN ORANGE G
A labeled form of Crocein Orange G (C794955), also known as Acid Orange 12, which is a water-soluble synthetic dye.
What are the applications of Application
Crocein Orange G is a phenylsulfonephthalein dye
Preparation
aniline diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applications
bright orange. Soluble in water for gold orange, slightly soluble in ethanol for gold orange, slightly soluble in acetone and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for gold in orange, diluted colour and lustre is unchanged; In nitric acid by brown in a red. Its water solution to join strong hydrochloric acid for gold orange; Add 10% of sodium carbonate solution color unchanged; Add thick sodium hydroxide solution for palm orange. Used for wool, silk, cotton, vinegar fiber etc of fiber dyeing and printing directly. Also used for paper, leather and biological dyeing, also used as indicator.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4 | 1 | 2 | 2-3 | 1 | 2 | 2-3 | 1 |
| AATCC | 4 | 2-3 | 2-3 | 2 | 1 | 4 | ||
Properties of CROCEIN ORANGE G
| storage temp. | Amber Vial, -20°C Freezer, Under inert atmosphere |
| solubility | DMSO (Slightly), Water (Slightly) |
| Colour Index | 15970 |
| form | Powder |
| color | Bright orange to red |
| EPA Substance Registry System | 2-Naphthalenesulfonic acid, 6-hydroxy-5-(phenylazo)-, monosodium salt (1934-20-9) |
Safety information for CROCEIN ORANGE G
Computed Descriptors for CROCEIN ORANGE G
New Products
Cyclopentane-1,2-dione 2,6-Dibromoaniline (RS)-beta-Amino-beta-(4-bromophenyl)propionic acid 1-AMino-cyclobutaneMethanol HCl TETRABUTYLAMMONIUM CYANIDE 3-Amino-3-(3-fluorophenyl)propanoic acid 3-Amino-3-(4-methylphenyl)propionic acid 3-AMINO-3-(3-CHLORO-PHENYL)-PROPIONIC ACID Cefuroxime EP Impurity-A N-Nitroso hydroxy Cetrizine EP Impurity-A Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity Lantanoprost rc B Clidinium Bromide Impurity 4 - fluoro- 2 - methoxy- 5 - nitroaniline 1-(2-amino-5-hydroxy phenyl)propan-1-one tert-butyl 4-(6-((7-cyclo pentyl -6-(dimethyl carbamoyl) -7H-pyrrolo [2,3-d]pyrimidin-2-yl) amino)pyridin-3-yl) piperazine-1-carboxylate 2-amino-5-nitrobenzonitrile (4-Fluoro-2-methoxy-5-nitro- phenyl)-[4- (1-methyl-1H- indol-3- yl)-pyrimidin-2-yl]- amine (3R,4R)-1-benzyl-N,4-dimethylpiperidin-3- amine 2-Chloro Benzylcyanide 3,4 Diethoxy Benzylcyanide 3,4 Dimethoxy Benzylcyanide 3-chlorobenzyl cyanideRelated products of tetrahydrofuran
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