2-Amino-4-[(3-amino-4-hydroxybenzene)sulfonyl]phenol

2-Amino-4-[(3-amino-4-hydroxybenzene)sulfonyl]phenol - Names and Identifiers

Name	4,4'-sulphonylbis[2-aminophenol]
Synonyms	BIO-FARMA BF003087 3-Amino-4-hydroxyphenyl sulfone 4,4'-Sulfonylbis(2-aminophenol) 4,4'-sulfonylbis(2-aminophenol) 4,4'-sulphonylbis[2-aminophenol] Bis(3-amino-4-hydroxyphenyl)sulfone BIS(3-AMINO-4-HYDROXYPHENYL) SULFONE 3,3-Diamino-4,4-dihydroxydiphenyl sulfone 3,3'-DIAMINO-4,4'-DIHYDROXYDIPHENYL SULFONE 2-Amino-4-[(3-amino-4-hydroxybenzene)sulfonyl]phenol 7-[2-[[(3-chlorophenyl)-phenylmethyl]amino]ethyl]-1,3-dimethylpurine-2,6-dione
CAS	7545-50-8
EINECS	231-428-8
InChI	InChI=1/C12H12N2O4S/c13-9-5-7(1-3-11(9)15)19(17,18)8-2-4-12(16)10(14)6-8/h1-6,15-16H,13-14H2

2-Amino-4-[(3-amino-4-hydroxybenzene)sulfonyl]phenol - Physico-chemical Properties

Molecular Formula	C12H12N2O4S
Molar Mass	280.3
Density	1.564±0.06 g/cm3(Predicted)
Melting Point	231 °C
Boling Point	596.9±50.0 °C(Predicted)
Flash Point	314.8°C
Solubility	slightly sol. in Methanol
Vapor Presure	7.61E-15mmHg at 25°C
Appearance	powder to crystal
Color	White to Gray to Brown
pKa	6.62±0.20(Predicted)
Storage Condition	Keep in dark place,Inert atmosphere,Room temperature
Refractive Index	1.717

2-Amino-4-[(3-amino-4-hydroxybenzene)sulfonyl]phenol - Risk and Safety

Safety Description	S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes.
HS Code	29222990
Hazard Class	IRRITANT

2-Amino-4-[(3-amino-4-hydroxybenzene)sulfonyl]phenol - Introduction

4,4 '-sulphonylbis[2-aminophenol], also known as 4,4'-sulfone bis[2-aminophenol], is an organic compound. Its chemical formula is C12H12N2O3S.

Nature:
-Appearance: White crystalline solid
-melting point: about 255-257 ℃
-Solubility: Slightly soluble in water, soluble in alcohol organic solvents

Use:
4,4 '-sulphonylbis[2-aminophenol] can be used to prepare chemicals such as dyes, photosensitive materials and coatings. It can also be used as an oxidant, photocatalyst and biochemical materials and other important intermediates.

Preparation Method:
The preparation of 4,4 '-sulphonylbis[2-aminophenol] is usually obtained by reacting 4,4'-dichlorosulfone bis[2-aminophenol] with nitrosoammonium methanesulfonate. During the reaction, 4,4 '-dichlorosulfone bis [2-aminophenol] was first dissolved in alkaline conditions, and then a solution of ammonium nitrosomethanesulfonate was added to the reaction to obtain the product, and finally the target product was obtained by crystallization and purification.

Safety Information:
4,4 '-sulphonylbis[2-aminophenol] is an organic compound that is irritating to the skin and eyes. Wear personal protective equipment such as protective gloves and goggles to avoid contact with skin and inhalation of dust. At the same time, it should be operated in a well-ventilated place and stored in a dry and cool place. If ingested by mistake or overdose, seek medical attention immediately.

Last Update：2024-04-10 22:29:15