2889-61-4

Basic information

• Product Name: 2,5-DIHYDROXYTHIOPHENOL
• Synonyms: 2,5-DIHYDROXYTHIOPHENOL;1-thio-2,5-dihydroxybenzene;2-Mercaptobenzene-1,4-diol;4-hydroxy-5-mercapto-cyclohexa-2,4-dien-1-one;4-hydroxy-5-sulfanyl-cyclohexa-2,4-dien-1-one;4-hydroxy-5-sulfanylcyclohexa-2,4-dien-1-one;1,4-Benzenediol,2-Mercapto-;2-Mercaptobenzene-1,4-diol, 2,5-Dihydroxythiophenol, 2-Sulphanylbenzene-1,4-diol
• CAS NO: 2889-61-4
• Molecular Formula: C₆H₆O₂S
• Molecular Weight: 142.18
• Mol File: 2889-61-4.mol
• Article Data: 7

Chemical Properties

• Melting Point: 118 °C
• Boiling Point: 333.2 °C at 760 mmHg
• Flash Point: 155.3 °C
• Appearance: /
• Density: 1.437 g/cm³
• Vapor Pressure: 7.16E-05mmHg at 25°C
• Refractive Index: 1.699
• PKA: 6.69±0.48(Predicted)
• Sensitive: Stench
• CAS DataBase Reference: 2,5-DIHYDROXYTHIOPHENOL(CAS DataBase Reference)
• NIST Chemistry Reference: 2,5-DIHYDROXYTHIOPHENOL(2889-61-4)
• EPA Substance Registry System: 2,5-DIHYDROXYTHIOPHENOL(2889-61-4)

Safety Data

• Hazard Codes: Xi
• Hazardous Substances Data: 2889-61-4(Hazardous Substances Data)

Usage

General Description

2,5-Dihydroxythiophenol is a chemical compound with the molecular formula C6H6O2S. It is a derivative of thiophenol, containing two hydroxyl (-OH) groups attached to the 2 and 5 positions on the aromatic ring. 2,5-DIHYDROXYTHIOPHENOL is commonly used as a building block in organic synthesis and pharmaceutical manufacturing. It has potential applications in the production of dyes, polymers, and other specialty chemicals. 2,5-dihydroxythiophenol is also studied for its antioxidant and antimicrobial properties and has potential use in the food and cosmetic industries. However, it is important to handle this compound with care as it can be toxic and irritating to the skin and eyes if not handled properly.

InChI:InChI=1/C6H6O2S/c7-4-1-2-5(8)6(9)3-4/h1-3,7-9H

Upstream product

• 858499-23-7 C₆H₇NO₄S 
• 106-51-4 p-benzoquinone 
• 71240-48-7 thiosulfuric acid S-(2,5-dihydroxy-phenyl ester) 
• 7735-56-0 5-hydroxybenzo[d][1,3]oxathiol-2-one 

Downstream Products

• 65201-01-6 2,2'-sulfanediyl-di-hydroquinone 
• 126190-02-1 S-(2,5-Dihydroxyphenyl)mercapturic acid 
• 839720-66-0 2-isopropylsulfanyl-benzene-1,4-diol 
• 488849-80-5 2-(2-hydroxy-1-phenylethylsulfanyl)benzene-1,4-diol 
• 160083-23-8 2-(β-D-glucopyranosylthio)benzene-1,4-diol 
• 18231-99-7 1,4-dihydroxy-2-(methylthio)benzene 
• 99172-79-9 2,5-dihydroxyphenyl tert-butyl sulfide 
• 136670-03-6 2-(2-hydroxycarbonylmethylthio)hydroquinone 
• 839720-68-2 2-allylsulfanyl-benzene-1,4-diol 
• 839720-67-1 thioacetic acid S-(2,5-dihydroxy-phenyl) ester 
• 18232-00-3 2-Ethylthio-1,4-dihydroxy-benzol 
• 719311-33-8 2-cycloheptyl-2-(2,5-dihydroxy-phenylsulfanyl)-1-(4-triisopropylsilanyloxy-phenyl)-ethanone 
• 503445-07-6 3-cyclohexyl-2-(2,5-dihydroxy-phenylsulfanyl)-1-(4-triisopropylsilanyloxy-phenyl)-propan-1-one 
• 719311-34-9 3-cyclopentyl-2-(2,5-dihydroxy-phenylsulfanyl)-1-(4-triisopropylsilanyloxy-phenyl)-propan-1-one 

Relevant articles and documents

Solvent-free synthesis of thiophenol using uncatalyzed transfer hydrogenation

Clean and sustainable transfer hydrogenation for aryl sulfonamides and sulfonyl chlorides is described. The protocol is chemoselective and uses neither catalyst nor solvent.

YELLOW COMPOUND AND WATER-BASED INK-JET RECORDING INK CONTAINING THE COMPOUND

Aqueous ink for ink-jet recording which contains at least a water-insoluble coloring matter, water and a resin as main components and which takes the form of an emulsion, in which is characterized by containing at least one yellow hue coloring matter selected from the group consisting of a quinophthalone compound represented by the formula (1); and a pyridone azo compound represented by the formula (2); The ink is ink for ink-jet recording having excellent light resistance and storage stability, and enables formation of a high quality image without blotting, and obtained recording image is excellent in water resistance as ink for ink-jet recording.

A convenient access to dihydroxybenzenethiols via reduction of iso-thiouronium salts with sodium borohydride

An improved procedure for the preparation of unstable dihydroxybenzenethiols in high yields is reported, involving mild reduction of the corresponding iso-thiouronium salts with sodium borohydride.