2,5-Dihydroxythiophenol

Modify Date: 2026-08-02 16:39:52

2,5-Dihydroxythiophenol Structure
2,5-Dihydroxythiophenol structure
Common Name 2,5-Dihydroxythiophenol
CAS Number 2889-61-4 Molecular Weight 142.176
Density 1.4±0.1 g/cm3 Boiling Point 333.2±32.0 °C at 760 mmHg
Molecular Formula C6H6O2S Melting Point N/A
MSDS N/A Flash Point 155.3±25.1 °C

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 2-sulfanylbenzene-1,4-diol
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.4±0.1 g/cm3
Boiling Point 333.2±32.0 °C at 760 mmHg
Molecular Formula C6H6O2S
Molecular Weight 142.176
Flash Point 155.3±25.1 °C
Exact Mass 142.008850
PSA 79.26000
LogP 0.76
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.699
InChIKey ZFQJFYYGUOXGRF-UHFFFAOYSA-N
SMILES Oc1ccc(O)c(S)c1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi: Irritant;
HS Code 2930909090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~37%

2,5-Dihydroxythiophenol Structure

2,5-Dihydroxyth...

CAS#:2889-61-4

Learn More
Literature: Farzaliev; Allakhverdiev; Shamkhalova; Rzaeva Russian Journal of Applied Chemistry, 2004 , vol. 77, # 5 p. 783 - 786

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2,5-Dihydroxythiophenol Structure

2,5-Dihydroxyth...

CAS#:2889-61-4

Learn More
Literature: Hanzlik, Robert P.; Weller, Paul E.; Desai, Jayant; Zheng, Jiang; Hall, Larry R.; Slaughter, Donald E. Journal of Organic Chemistry, 1990 , vol. 55, # 9 p. 2736 - 2742

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  2

DownStream  4

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2930909090
Summary 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

2-mercaptobenzene-1,4-diol
2,5-Dihydroxythiophenol
2-mercaptohydroquinone
2-mercapto-1,4-dihydroxybenzene
2-Sulfanyl-1,4-benzenediol
2,5-dihydroxylthiophenol
1,4-Dihydroxybenzene-2-thiol
2-Sulfanylbenzene-1,4-diol
1,4-Benzenediol,2-mercapto

 2,5-Dihydroxythiophenol | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the InChIKey of 2-sulfanylbenzene-1,4-diol?
A: InChIKey of 2-sulfanylbenzene-1,4-diol is ZFQJFYYGUOXGRF-UHFFFAOYSA-N.
Q: What are the downstream products of 2-sulfanylbenzene-1,4-diol?
A: Related downstream products(CAS) of 2-sulfanylbenzene-1,4-diol: 123-31-9;100374-44-5;18232-06-9;18231-99-7.
Q: What is the SMILES notation of 2-sulfanylbenzene-1,4-diol?
A: SMILES notation of 2-sulfanylbenzene-1,4-diol is Oc1ccc(O)c(S)c1.
Q: What are the upstream materials of 2-sulfanylbenzene-1,4-diol?
A: Related upstream materials(CAS) of 2-sulfanylbenzene-1,4-diol: 106-51-4;7735-56-0.
Q: What English synonyms does 2-sulfanylbenzene-1,4-diol have?
A: English synonyms of 2-sulfanylbenzene-1,4-diol: 2-mercaptobenzene-1,4-diol, 2,5-Dihydroxythiophenol, 2-mercaptohydroquinone, 2-mercapto-1,4-dihydroxybenzene, 2-Sulfanyl-1,4-benzenediol, 2,5-dihydroxylthiophenol, 1,4-Dihydroxybenzene-2-thiol, 2-Sulfanylbenzene-1,4-diol, 1,4-Benzenediol,2-mercapto.
Q: What is the polar surface area (PSA) of 2-sulfanylbenzene-1,4-diol?
A: Polar surface area (PSA) of 2-sulfanylbenzene-1,4-diol is 79.26000.
Q: What is the boiling point of 2-sulfanylbenzene-1,4-diol?
A: Boiling point of 2-sulfanylbenzene-1,4-diol is 333.2±32.0 °C at 760 mmHg.
Q: What is the molecular weight of 2-sulfanylbenzene-1,4-diol?
A: Molecular weight of 2-sulfanylbenzene-1,4-diol is 142.176.
Q: What is the molecular formula of 2-sulfanylbenzene-1,4-diol?
A: Molecular formula of 2-sulfanylbenzene-1,4-diol is C6H6O2S.
Q: What is the CAS number of 2-sulfanylbenzene-1,4-diol?
A: CAS number of 2-sulfanylbenzene-1,4-diol is 2889-61-4.

 2,5-Dihydroxythiophenolfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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