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Naphthionic acid

Naphthionic acid
Naphthionic acid structure
CAS No.
84-86-6
Chemical Name:
Naphthionic acid
Synonyms
usafm-5;USAF m-5;PIRIA'S ACID;PARIA'S ACID;naphthionicaci;NAPHTHIONIC ACID;P-NAPHTHIONIC ACID;kyselinanafthionova;1,4-naphthionicacid;Kyselina nafthionova
CBNumber:
CB6130464
Molecular Formula:
C10H9NO3S
Formula Weight:
223.25
MOL File:
84-86-6.mol

Naphthionic acid Properties

Melting point:
≥300 °C(lit.)
Boiling point:
220°C (rough estimate)
Density 
1.67
refractive index 
1.5250 (estimate)
storage temp. 
Store below +30°C.
solubility 
Sparingly soluble in dichloromethane. Soluble in aqueous base.
pka
pK1: 2.81 (25°C)
Water Solubility 
309.9mg/L(20 ºC)
Merck 
14,6403
BRN 
1971299
CAS DataBase Reference
84-86-6(CAS DataBase Reference)
EWG's Food Scores
1
FDA UNII
8ZIK65C5CD
NIST Chemistry Reference
4-Amino-1-naphthalene sulfonic acid(84-86-6)
EPA Substance Registry System
4-Amino-1-naphthalenesulfonic acid (84-86-6)
SAFETY
  • Risk and Safety Statements
Symbol(GHS) 
GHS05,GHS07
Signal word  Danger
Hazard statements  H318-H315-H319-H314
Precautionary statements  P264-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P260h-P301+P330+P331-P303+P361+P353-P405-P501a-P280-P305+P351+P338-P310
Hazard Codes  C
Risk Statements  34-22
Safety Statements  26-36/37/39-45-25
RIDADR  UN 2585 8/PG 3
WGK Germany  3
RTECS  QK1270000
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29214500

Naphthionic acid price More Price(14)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 250619 4-Amino-1-naphthalenesulfonic acid 97% 84-86-6 25g $94.2 2021-12-16 Buy
TCI Chemical A0344 4-Amino-1-naphthalenesulfonic Acid >98.0%(HPLC) 84-86-6 25g $78 2021-12-16 Buy
Alfa Aesar B21829 4-Aminonaphthalene-1-sulfonic acid, 98% 84-86-6 25g $80.8 2021-12-16 Buy
TRC A618335 4-Amino-1-naphthalenesulfonic acid 84-86-6 5g $105 2021-12-16 Buy
AK Scientific 5846AF Naphthionicacid 84-86-6 1g $29 2021-12-16 Buy

Naphthionic acid Chemical Properties,Uses,Production

Chemical Properties

slightly greyish to beige powder and granules

Uses

Intermediate for azo dyes, e.g., Congo red.

Uses

4-Amino-1-naphthalenesulfonic acid has potent therapeutic applications. Its sodium salt has been used as non-toxic hemostatic. It is also a metabolite of azo dyes.

General Description

4-Amino-1-naphthalenesulfonic acid is a diazo compound. It is also known as Piria′s acid.

Purification Methods

It crystallises from H2O as needles of the 0.5 hydrate. Salt solutions fluoresce strongly blue. The S-benzylisothiuronium salt has m 195o (from aqueous EtOH). [Beilstein 14 IV 2793.]

Naphthionic acid Preparation Products And Raw materials

Raw materials

Preparation Products


Naphthionic acid Suppliers

Global( 102)Suppliers
Supplier Tel Fax Email Country ProdList Advantage
Hubei Jusheng Technology Co.,Ltd.
86-18871470254
027-59599243 linda@hubeijusheng.com CHINA 28229 58
Hebei Guanlang Biotechnology Co., Ltd.
+8619930503282
sales3@crovellbio.com China 5942 58
Hubei xin bonus chemical co. LTD
86-13657291602
027-59338440 linda@hubeijusheng.com CHINA 23035 58
HENAN BON INDUSTRIAL CO.,LTD
0371-55170695
info@hnbon.com CHINA 26742 58
CONIER CHEM AND PHARMA LIMITED
86-18523575427
sales@conier.com China 47498 58
career henan chemical co
15093356674 0371-55982848
0086-371-86658258 factory@coreychem.com CHINA 29863 58
Shaanxi Dideu Medichem Co. Ltd
15319487004
029-88380327 1015@dideu.com CHINA 3994 58
SIMAGCHEM CORP
13806087780 +86 13806087780
shaobowang@simagchem.com CHINA 17384 58
Dideu Industries Group Limited
029-88380327
Service@dideu.com CHINA 30014 58
Dayang Chem (Hangzhou) Co.,Ltd.
17705817739 +86-571-88938639
+86-571-88938652,+86-571- 88492614 info@dycnchem.com CHINA 52932 58

View Lastest Price from Naphthionic acid manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2021-08-26 Naphthionic acid
84-86-6
US $10.00 / KG 100KG 99% 100 mt Hebei Guanlang Biotechnology Co., Ltd.
2020-02-26 4-Amino-1-naphthalenesulfonic Acid
84-86-6
US $0.00-0.00 / KG 1KG 99.0%+ 100 tons Shaanxi Dideu Medichem Co. Ltd
2020-01-10 Naphthionic acid
84-86-6
US $1.00 / KG 1KG 98% HPLC 10 tons/month Career Henan Chemical Co

Naphthionic acid Spectrum


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