Acid Orange 7
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- Category :
Dyestuffs and Pigments/Acid Dyes
- CAS NO : 633-96-5
- EC NO : 211-199-0
- Molecular Formula : C16H11N2O4SNa
- Main Specifications : 100%
- Synonyms : C.I. 15510;C.I. Acid Orange 7;C.I. Acid Orange 7, monosodium salt;D & C Orange no. 4;Orange II sodium salt;4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt;Sodium 4-[(2-hydroxy-1-naphthyl)azo]benzenesulphonate;Orange Ⅱ;Acid Orange II Lake;Pigment Orange 17 (15510:1);sodium 4-[(2E)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazino]benzenesulfonate;sodium 4-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonate;
Package: 25kg bag/drum
Uses : used for dyeing on wool
Molecular Structure:

Product description:
Product Name: acid orange 7
Synonyms: C.I. Acid Orange 7; C.I. Acid Orange 7, monosodium salt; D & C Orange no. 4; Orange II sodium salt; 4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt; Sodium 4-[(2-hydroxy-1-naphthyl)azo]benzenesulphonate; Orange Ⅱ; Acid Orange II Lake; Pigment Orange 17 (15510:1); sodium 4-[(2E)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazino]benzenesulfonate; sodium 4-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonate
CAS RN.: 633-96-5
EINECS: 211-199-0
Molecular Weight: 350.3243
Molecular Formula: C16H11N2O4SNa
Melting Point(℃): 164℃
Water Solubility: 116 g/L (30℃)