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PHENOLDISULFONIC ACID

CAS No.
96-77-5
Chemical Name:
PHENOLDISULFONIC ACID
Synonyms
PHENOLDISULFONIC ACID;Phenoldisu1fonic acid;PHENOLDISULPHONIC ACID;Phenol-2,4-disulfonicacid;Solution25%wvinsulfuricacid;4-Hydroxybenzenedisulfonicacid;Phenol disulfonic acid solution;Phenol disulphonic acid, GR 25%;4-hydroxy-3-benzenedisulfonicacid;3-Benzenedisulfonicacid,4-hydroxy-1
CBNumber:
CB4150022
Molecular Formula:
C6H6O7S2
Molecular Weight:
254.24
MDL Number:
MFCD00152742
MOL File:
96-77-5.mol
Last updated:2023-10-29 16:53:45

PHENOLDISULFONIC ACID Properties

Melting point >99.85°C
Boiling point 367.45°C (rough estimate)
Density 1.606 (estimate)
refractive index 1.6550 (estimate)
form liquid
pka -1.13±0.45(Predicted)
color Yellow to brown
Water Solubility Reacts with water
FDA UNII JX563959R8
EPA Substance Registry System 1,3-Benzenedisulfonic acid, 4-hydroxy- (96-77-5)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P280- P301+P330+P331-P303+P361+P353-P305+P351+P338-P310
HazardClass  IRRITANT
PackingGroup  II

PHENOLDISULFONIC ACID price More Price(3)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Matrix Scientific 058368 4-Hydroxy-1,3-benzenedisulfonic acid 96-77-5 500mg $199 2021-12-16 Buy
American Custom Chemicals Corporation CHM0079961 4-HYDROXY-1,3-BENZENEDISULFONIC ACID 95.00% 96-77-5 500MG $795.8 2021-12-16 Buy
Aronis compounds BBC/249 4-hydroxy-1,3-benzenedisulfonicacid 96-77-5 5g $355 2021-12-16 Buy
Product number Packaging Price Buy
058368 500mg $199 Buy
CHM0079961 500MG $795.8 Buy
BBC/249 5g $355 Buy

PHENOLDISULFONIC ACID Chemical Properties,Uses,Production

Uses

In the manufacture of aminophenoldisulfonic acids which are intermediates in the dye industry.

Production Methods

Phenoldisulfonic acid is obtained by hydrolysis of the dichloride with ethyl alcohol and/or water. Nitration and reduction of this acid gives 5- amino-4-hydroxy-1,3-benzenedisulfonic acid. 4-Hydroxy-1,3-benzenedisulfonic acid accelerates the rearrangement of cumene hydroperoxide in the Hock – Lang phenol process.

Purification Methods

Crystallise the acid from EtOH/diethyl ether. [Beilstein 11 H 250, 11 I 58, 11 II 139, 6 III 522.]

PHENOLDISULFONIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 34)Suppliers
Supplier Tel Email Country ProdList Advantage
AFINE CHEMICALS LIMITED
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Dayang Chem (Hangzhou) Co.,Ltd.
571-88938639 +8617705817739 info@dycnchem.com CHINA 52867 58
Aladdin Scientific
+1-833-552-7181 sales@aladdinsci.com United States 57511 58
Amadis Chemical Company Limited
571-89925085 sales@amadischem.com China 131981 58
Codow Chemical Co.,Ltd. 18620099427 18620099427 amy@howeipharm.com China 1751 55
JinJin Le Chemical Co., Ltd 10106090 jjlchem2@163.com China 9986 58
Shaanxi Dideu Medichem Co. Ltd 029-61856359 18690052321 1027@dideu.com China 10011 58
Guangdong wengjiang Chemical Reagent Co., Ltd. 0751-2815987 13927875076 3007432263@qq.com China 10001 58
Aikon International Limited 18626450290 yftan@aikonchem.com China 10718 58
Shanghai Maclean Biochemical Technology Co., LTD 021-50706066 15221275939 shenlinxing@macklin.cn China 29803 58
4-hydroxy-3-benzenedisulfonicacid 4-Hydroxybenzenedisulfonicacid Phenol-2,4-disulfonicacid PHENOLDISULFONIC ACID Phenol disulfonic acid solution PHENOLDISULPHONIC ACID 4-hydroxybenzene-1,3-disulphonic acid PhenoldisulphonicAcidSolu.25%W/VInSulphonicA Solution25%wvinsulfuricacid 1,3-Benzenedisulfonic acid, 4-hydroxy- 3-Benzenedisulfonicacid,4-hydroxy-1 4-Hydroxy-1,3-benzenedisulfonic acid 4-Hydroxybenzene-1,3-bis(sulfonic acid) Phenoldisu1fonic acid Phenol disulfonic acid test solution(ChP) 4-hydroxy-benzene-1,3-disulfonic acid Phenol disulfonic acid test solution Phenol disulphonic acid, GR 25% PHENOLDISULPHONIC ACID SOLUTION 25% W/V IN SULPHURIC ACID 96-77-5 HOC6H3SO3H2 C6H6O7S2 Intermediates of Dyes and Pigments