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7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid

7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid Structure
CAS No.
6334-97-0
Chemical Name:
7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid
Synonyms
ACETYL J ACID;2-Acetamido-5-naphthol-7-sufonicacid;2-ACETAMIDO-5-NAPHTHOL-7-SULFONIC ACID;7-acetamido-4-hydroxynaphthalene-2-sulfonicaci;7-ACETAMIDO-4-HYDROXY-2-NAPHTHALENESULFONIC ACID;2-ACETAMIDO-5-HYDROXY-7-NAPHTHALENESULFONIC ACID;7-acetamido-4-hydroxynaphthalene-2-sulfonic acid;7-acetamido-4-hydroxynaphthalene-2-sulphonic acid;1-Hydroxy-6-acetylamino-3-naphthalenesulfonic acid;2-acetylamino-5-hydroxy-7-naphthalenesulfonic acid
CBNumber:
CB7425172
Molecular Formula:
C12H11NO5S
Molecular Weight:
281.28
MOL File:
6334-97-0.mol
Modify Date:
2023/11/6 15:21:11

7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid Properties

Boiling point 545.86℃[at 101 325 Pa]
Density 1.581[at 20℃]
vapor pressure 0Pa at 25℃
Water Solubility 17.5g/L
LogP -1.36 at 25℃
CAS DataBase Reference 6334-97-0(CAS DataBase Reference)
EPA Substance Registry System 2-Naphthalenesulfonic acid, 7-(acetylamino)-4-hydroxy- (6334-97-0)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P305+P351+P338

7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid Chemical Properties,Uses,Production

Chemical Properties

7-Acetamido-4-hydroxynaphthalene-2-sulfonic acid [6334-97-0] N-acetyl J acid, is produced by reaction of the sodium salt of J acid with acetic anhydride in aqueous solution at 20 – 30℃, followed by heating at 95℃ with sodium carbonate to hydrolyze any O-acetyl derivative present (yield 85 %). It is used to produce C.I. Acid Orange 27, C.I. Acid Red 137, and C.I. Direct Red 77.

7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 65)Suppliers
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Vipul Organics Ltd +91-2266139999 +91-2266139999 Maharashtra, India 277 58 Inquiry
Jemby Chem Limited +91-7929706475 +91-9825064400 Gujarat, India 6 58 Inquiry
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Jaffs Dyechem Private Limited +91-9825035135 +91-7925392314 Gujarat, India 309 58 Inquiry
R K Synthesis Limited 08048371768Ext 181 Ahmedabad, India 7 58 Inquiry
CONIER CHEM AND PHARMA LIMITED +8618523575427 China 49391 58 Inquiry
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Dayang Chem (Hangzhou) Co.,Ltd. 571-88938639 +8617705817739 China 52861 58 Inquiry
ACETYL J ACID 2-acetylamino-5-hydroxy-7-naphthalenesulfonic acid 2-ACETAMIDO-5-NAPHTHOL-7-SULFONIC ACID 2-ACETAMIDO-5-HYDROXY-7-NAPHTHALENESULFONIC ACID 7-(acetylamino)-4-hydroxy-2-naphthalenesulfonic acid 7-acetamido-4-hydroxynaphthalene-2-sulphonic acid 7-acetamido-4-hydroxynaphthalene-2-sulfonic acid 2-Acetamido-5-naphthol-7-sufonicacid 7-ACETAMIDO-4-HYDROXY-2-NAPHTHALENESULFONIC ACID 1-Hydroxy-6-acetylamino-3-naphthalenesulfonic acid 2-Naphthalenesulfonicacid, 7-(acetylaMino)-4-hydroxy- 3,4,9,10-tetramethoxy-7,11b-dihydro-6H-indeno[2,1-c][1]benzopyran-6a-ol 7-acetamido-4-hydroxynaphthalene-2-sulfonicaci 7-(Acetylamino)-4-hydroxy-2-naphthalenesulfonic acid ISO 9001:2015 REACH 6334-97-0