Brief introduction of 1-Amino-2-Naphthol-4-Sulfonic Acid CAS 116-63-2
Chemical name: 1-Amino-2-Naphthol-4-Sulfonic Acid
CAS No.: 116-63-2
Synonyms: 4-Amino-3-Hydroxy-1-Naphthalenesulfonic Acid
Molecular Formula: C10H9NO4S
Molecular Weight: 239.25
EINECS: 204-147-3
Properties of 1-Amino-2-Naphthol-4-Sulfonic Acid CAS 116-63-2
1-Amino-2-Naphthol-4-Sulfonic Acid / 4-Amino-3-Hydroxy-1-Naphthalenesulfonic Acid is colorless hygroscopic crystal appearance. Insoluble in cold water, ethanol, ether, benzene, soluble in hot water, hot sodium bisulfite and alkali solution. It is mainly used in the manufacture of azo dyes
Specification of 1-Amino-2-Naphthol-4-Sulfonic Acid CAS 116-63-2
Item |
Standard |
Appearance |
White to light pink powder |
Purity, % |
≥98.0 |
Application of 1-Amino-2-Naphthol-4-Sulfonic Acid CAS 116-63-2
It is the intermediate of acid medium dye and acid complex dye. Used for producing acid complex peach B, acid medium black R and acid complex salt GGN, acid medium jujube BN, etc. Also used for colorimetric determination of phosphate and calcium salts.
Packing, Delivery and Storage of 1-Amino-2-Naphthol-4-Sulfonic Acid CAS 116-63-2
Package: 25kg/drum or as per customer request.
Storage conditions: Store in cool place. Keep container tightly closed in a dry and well-ventilated place.