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Acid orange 74

Acid orange 74 Structure
Acid orange 74 structure
CAS No.
10127-27-2
Chemical Name:
Acid orange 74
Synonyms
CI 18745;Acid orange 74;CHROMOLAN ORANGE;C.I. Acid Orange 74;C.I.Acid Orange 125;ACID ORANGE 74, PURE;Chrome Intra Orange G;Acid Orange 74 (18745);acid orange 74 (C.I. 18745);C.I.Acid Orange 74:C.I.18745
CBNumber:
CB1148352
Molecular Formula:
C16H10CrN5NaO8S
Molecular Weight:
507.33
MDL Number:
MFCD08461055
MOL File:
10127-27-2.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-09-12 18:48:42
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Acid orange 74 Properties

Density 1.69g/cm3 at 19.96℃
vapor pressure 0.001Pa at 20℃
form Powder
LogP -1.56 at 23℃ and pH8.9
CAS DataBase Reference 10127-27-2
EPA Substance Registry System Chromate(1-), [3-[[4,5-dihydro-3-methyl-5-(oxo-.kappa.O)-1-phenyl-1H-pyrazol-4-yl]azo-.kappa.N1]-2-(hydroxy-.kappa.O)-5-nitrobenzenesulfonato(3-)]hydroxy-, sodium, (T-4)- (10127-27-2)

SAFETY

Risk and Safety Statements

Hazard statements  H412
Precautionary statements  P273-P501
Safety Statements  24/25
TSCA  TSCA listed
REACH Registrations Active

Acid orange 74 price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 260348 Acid Orange 74 10127-27-2 10g $326 2026-06-03 Buy
Usbiological 260348 Acid Orange 74 10127-27-2 25g $440 2026-06-03 Buy
Usbiological 260348 Acid Orange 74 10127-27-2 50g $559 2026-06-03 Buy
Usbiological 260348 Acid Orange 74 10127-27-2 100g $779 2026-06-03 Buy
Usbiological 260348 Acid Orange 74 10127-27-2 250g $1221 2026-06-03 Buy
Product number Packaging Price Buy
260348 10g $326 Buy
260348 25g $440 Buy
260348 50g $559 Buy
260348 100g $779 Buy
260348 250g $1221 Buy

Acid orange 74 Chemical Properties,Uses,Production

Chemical Properties

red-brown to brown powder

Uses

Acid Orange 74 is an azo dye used in the textile industry, and a ground water pollutant.

Preparation

3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one matches, will result in aqueous solution with formic acid chromium heating, in 130 ℃ keep 3 hours, make it into a chrome complex.

Properties and Applications

orange. Dark brown powder. Soluble in water for orange, soluble in ethanol, slightly soluble in soluble fiber element. The strong sulfuric acid to dark yellow, diluted into orange; In 10% of sodium hydroxide solution for orange. Used for wool, polyamide fiber and silk dyeing and printing directly, also used in leather and electrochemical aluminum color. Especially for the influential product and the wool carpet dyeing.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6-7 4 4 4 4 4
AATCC 5 3-4 3-4 5 4 4

Acid orange 74 Preparation Products And Raw materials

Raw materials

2-Amino-4-nitrophenol-6-sulfonic acid 5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one 1,2-Dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one Chromium formate

Preparation Products

Acid orange 74 Suppliers

Global( 134)Suppliers
Supplier Tel Email Country ProdList Advantage
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Chengdu Ai Keda Chemical Technology Co., Ltd. 4008-755-333 18080918076 800078821@qq.com China 9706 55
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 22497 55
The future of Shanghai Industrial Co., Ltd. 021-61552785 sales@shshiji.com China 9531 55
Shanghai JONLN Reagent Co., Ltd. 400-0066400 13621662912 422131432@qq.com China 9970 55
Chengdu HuaXia Chemical Reagent Co. Ltd 400-1166-196 13458535857 cdhxsj@163.com China 13323 58
Chizhou Kailong Import and Export Trade Co., Ltd. xg01_gj@163.com China 9413 50
Watson Biotechnology Co.,Ltd 027-59207879 1972026995 18140587686 sales@3600chem.com China 4197 55
Shanghai Xilong Biochemical Technology Co., Ltd. 021-52907766-8042 China 9928 58
Shanghai YuanYe Biotechnology Co., Ltd. 15026964105 2881489226@qq.com China 89667 60
Supplier Advantage
3B Pharmachem (Wuhan) International Co.,Ltd. 69
Chengdu Ai Keda Chemical Technology Co., Ltd. 55
9ding chemical ( Shanghai) Limited 55
The future of Shanghai Industrial Co., Ltd. 55
Shanghai JONLN Reagent Co., Ltd. 55
Chengdu HuaXia Chemical Reagent Co. Ltd 58
Chizhou Kailong Import and Export Trade Co., Ltd. 50
Watson Biotechnology Co.,Ltd 55
Shanghai Xilong Biochemical Technology Co., Ltd. 58
Shanghai YuanYe Biotechnology Co., Ltd. 60

View Lastest Price from Acid orange 74 manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
ACID ORANGE 74 pictures 2019-07-06 ACID ORANGE 74
10127-27-2
 $2.00 1kg 99% Career Henan Chemical Co

Acid orange 74 Spectrum

ACID ORANGE 74(10127-27-2)IR1ACID ORANGE 74(10127-27-2)IR2

10127-27-2(Acid orange 74)Related Search:

3-Methyl-3-pyrazolin-5-one 2,4-diaminophenol 3-Aminothiophenol 1,3-Dimethylpyrazole Pyrazole
m-Phenylenediamine 1,3-Dimethyl-5-hydroxypyrazole 3-METHYL-1-PHENYLPYRAZOLE 3-Nitroaniline AMMONIUM NITRITE, 20% SOLN
METANILIC ACID SODIUM SALT ACID ORANGE 74 3-Methylpyrazole 2-Aminophenol Phenolsulfonic acid
1H-Pyrazol-4-ylamine 3-Nitrobenzenesulfonic acid 2-Hydroxythiophenol

1of4

Chromate(1-), 3-4,5-dihydro-3-methyl-5-(oxo-.kappa.O)-1-phenyl-1H-pyrazol-4-ylazo-.kappa.N1-2-(hydroxy-.kappa.O)-5-nitrobenzenesulfonato(3-)hydroxy-, sodium, (T-4)- Acid Orange 74 (18745) acid orange 74 (C.I. 18745) sodium [3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulphonato(3-)]hydroxychromate(1-) Chromate, [3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulfonato]hydroxy-, sodium Chromate(1-),[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulfonato(3-)]hydroxy-,sodium sodium,chromium(3+),3-[(3-methyl-5-oxido-1-phenylpyrazol-4-yl)diazenyl]-5-nitro-2-oxidobenzenesulfonate,hydroxide Acid Orange 74, Dye content 85% Chromate(1-), [3-[(4,5-dihydro-3-methyl- 5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-2-hydroxy-5-nitrobenzenesulfonato (3-)]hydroxy-, sodium C.I. Acid Orange 74 ACID ORANGE 74, PURE C.I.Acid Orange 125 Chrome Intra Orange G ChroMate(1-),[3-[2-[4,5-dihydro-3-Methyl-5-(oxo-kO)-1-phenyl-1H-pyrazol-4-yl]diazenyl-kN1]-2-(hydroxy-kO)-5-nitrobenzenesulfonato(3-)]hydroxy-, sodiuM (1:1),(T-4)- CHROMOLAN ORANGE CI 18745 (2S,5R,6R)-6-(2-amino-2-phenyl-acetylamino)-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate chromate(1-),[3-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1h-pyrazol-4-yl)azo]-2-h C.I.Acid Orange 74:C.I.18745 TIANFU-CHEM CAS NO.10127-27-2 ACID ORANGE 74 Acid orange 74 10127-27-2 C16H12N5NaO7SxCr C16H11N5O7S C16H12N5NaO7S C16H11CrN5NaO8S C16H12CrN5NaO7S A Stains and Dyes Stains&Dyes, A to Organometallics Dyes and Pigments