1,2,4-Trihydroxybenzene

Modify Date: 2026-07-07 21:20:04

1,2,4-Trihydroxybenzene Structure
1,2,4-Trihydroxybenzene structure
Common Name 1,2,4-Trihydroxybenzene
CAS Number 533-73-3 Molecular Weight 126.110
Density 1.5±0.1 g/cm3 Boiling Point 334.5±12.0 °C at 760 mmHg
Molecular Formula C6H6O3 Melting Point 140 °C (subl.)(lit.)
MSDS Chinese USA Flash Point 176.9±14.2 °C
Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger

 Use of 1,2,4-Trihydroxybenzene


1,2,4-Trihydroxybenzene (Hydroxyhydroquinone), a by-product of coffee bean roasting, increases intracellular Ca2+ concentration in rat thymic lymphocytes[1].

 Names

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

Name benzene-1,2,4-triol
Synonym More Synonyms

 1,2,4-Trihydroxybenzene Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description 1,2,4-Trihydroxybenzene (Hydroxyhydroquinone), a by-product of coffee bean roasting, increases intracellular Ca2+ concentration in rat thymic lymphocytes[1].
Related Catalog
References

[1]. Risa Kamae, et al. Hydroxyhydroquinone, a by-product of coffee bean roasting, increases intracellular Ca2+ concentration in rat thymic lymphocytes. Food Chem Toxicol. 2017 Apr;102:39-45.

 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 1.5±0.1 g/cm3
Boiling Point 334.5±12.0 °C at 760 mmHg
Melting Point 140 °C (subl.)(lit.)
Molecular Formula C6H6O3
Molecular Weight 126.110
Flash Point 176.9±14.2 °C
Exact Mass 126.031693
PSA 60.69000
LogP 0.06
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.677
InChIKey GGNQRNBDZQJCCN-UHFFFAOYSA-N
SMILES Oc1ccc(O)c(O)c1
Water Solubility freely soluble

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DC4200000
CHEMICAL NAME :
1,2,4-Benzenetriol
CAS REGISTRY NUMBER :
533-73-3
BEILSTEIN REFERENCE NO. :
2042863
LAST UPDATED :
199710
DATA ITEMS CITED :
17
MOLECULAR FORMULA :
C6-H6-O3
MOLECULAR WEIGHT :
126.12
WISWESSER LINE NOTATION :
QR BQ DQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
125 mg/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
122 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
Micronucleus test

MUTATION DATA

TYPE OF TEST :
Sister chromatid exchange
TEST SYSTEM :
Rodent - hamster Lung
DOSE/DURATION :
10 umol/L
REFERENCE :
EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972- Volume(issue)/page/year: 82,81,1989

 Safety Information

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

Symbol GHS05 GHS07
GHS05, GHS07
Signal Word Danger
Hazard Statements H302-H315-H318-H335
Precautionary Statements P261-P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful;
Risk Phrases R20/21/22;R36/37/38
Safety Phrases S26-S39-S36/37/39-S22
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS DC4200000
HS Code 2907299090

 Customs

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

HS Code 2907299090
Summary 2907299090 polyphenols; phenol-alcohols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

 Articles28

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

A convenient screening method to differentiate phenolic skin whitening tyrosinase inhibitors from leukoderma-inducing phenols.

J. Dermatol. Sci. 80 , 18-24, (2015)

Tyrosinase is able to oxidize a great number of phenols and catechols to form ortho-quinones. Ortho-quinones are highly reactive compounds that exert cytotoxicity through binding with thiol enzymes an...

Degradation of sulfonamide antibiotics by Microbacterium sp. strain BR1 - elucidating the downstream pathway.

New Biotechnology 32 , 710-5, (2015)

Microbacterium sp. strain BR1 is among the first bacterial isolates which were proven to degrade sulfonamide antibiotics. The degradation is initiated by an ipso-substitution, initiating the decay of ...

The TetR-type transcriptional repressor RolR from Corynebacterium glutamicum regulates resorcinol catabolism by binding to a unique operator, rolO.

Appl. Environ. Microbiol. 78(17) , 6009-16, (2012)

The rol (designated for resorcinol) gene cluster rolRHMD is involved in resorcinol catabolism in Corynebacterium glutamicum, and RolR is the TetR-type regulator. In this study, we investigated how Rol...

 1,2,4-TrihydroxybenzeneBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Inhibition of recombinant bovine liver ARGI using L-arginine as substrate incubated f...
Source: ChEMBL
Target: Arginase-1
External Id: CHEMBL4700001
Name: Inhibition of recombinant human IDO1 expressed in Escherichia coli EC538 using L-tryp...
Source: ChEMBL
Target: Indoleamine 2,3-dioxygenase 1
External Id: CHEMBL3097527
Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: Selectivity ratio of Ki for recombinant human carbonic anhydrase 2 to Ki for recombin...
Source: ChEMBL
Target: N/A
External Id: CHEMBL4017664
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Selectivity ratio of Ki for recombinant human carbonic anhydrase 1 to Ki for recombin...
Source: ChEMBL
Target: N/A
External Id: CHEMBL4017663
Name: Antibacterial activity against Klebsiella pneumoniae NBRC 14940 after overnight incub...
Source: ChEMBL
Target: Klebsiella pneumoniae
External Id: CHEMBL4029993
Name: Antibacterial activity against Escherichia coli NBRC 102203 after overnight incubatio...
Source: ChEMBL
Target: Escherichia coli
External Id: CHEMBL4029994
Name: Antibacterial activity against Staphylococcus aureus NBRC 100910 after overnight incu...
Source: ChEMBL
Target: Staphylococcus aureus
External Id: CHEMBL4029991
Name: Antibacterial activity against Bacillus subtilis NBRC 13719 after overnight incubatio...
Source: ChEMBL
Target: Bacillus subtilis
External Id: CHEMBL4029992
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 Synonyms

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

4-Hydroxycatechol
1,2,4-Trihydroxybenzene
1,2,4-Benzenetriol
1,3,4-Benzenetriol
1,2,3-Trihydroxybenzene
benzene-1,2,3-triol
EINECS 208-575-1
Hydroxyhydroquinone
Benzene-1,2,4-triol
Benzol-1,2,3-triol
1,2,3-Benzenetriol
gallol
4-06-00-07338 (Beilstein Handbook Reference)
MFCD00002198

 1,2,4-Trihydroxybenzene | FAQ

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

Q: What are the upstream materials of benzene-1,2,4-triol?
A: Related upstream materials(CAS) of benzene-1,2,4-triol: 613-03-6;95-77-2;615-67-8;120-83-2;78963-40-3;108-46-3;112473-07-1.
Q: What is the SMILES notation of benzene-1,2,4-triol?
A: SMILES notation of benzene-1,2,4-triol is Oc1ccc(O)c(O)c1.
Q: What is the English name of benzene-1,2,4-triol?
A: The English name of benzene-1,2,4-triol is benzene-1,2,4-triol.
Q: What is the boiling point of benzene-1,2,4-triol?
A: Boiling point of benzene-1,2,4-triol is 334.5±12.0 °C at 760 mmHg.
Q: What are the uses of benzene-1,2,4-triol?
A: Main uses of benzene-1,2,4-triol: 1,2,4-Trihydroxybenzene (Hydroxyhydroquinone), a by-product of coffee bean roasting, increases intracellular Ca2+ concentration in rat thymic lymphocytes[1].
Q: What is the CAS number of benzene-1,2,4-triol?
A: CAS number of benzene-1,2,4-triol is 533-73-3.
Q: What English synonyms does benzene-1,2,4-triol have?
A: English synonyms of benzene-1,2,4-triol: 4-Hydroxycatechol, 1,2,4-Trihydroxybenzene, 1,2,4-Benzenetriol, 1,3,4-Benzenetriol, 1,2,3-Trihydroxybenzene, benzene-1,2,3-triol, EINECS 208-575-1, Hydroxyhydroquinone, Benzene-1,2,4-triol, Benzol-1,2,3-triol, 1,2,3-Benzenetriol, gallol, 4-06-00-07338 (Beilstein Handbook Reference), MFCD00002198.
Q: What is the InChIKey of benzene-1,2,4-triol?
A: InChIKey of benzene-1,2,4-triol is GGNQRNBDZQJCCN-UHFFFAOYSA-N.
Q: What is the molecular weight of benzene-1,2,4-triol?
A: Molecular weight of benzene-1,2,4-triol is 126.110.
Q: What is the melting point of benzene-1,2,4-triol?
A: Melting point of benzene-1,2,4-triol is 140 °C (subl.)(lit.).

 1,2,4-Trihydroxybenzenefactory

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.
Henan Tianfu Chemical Co., Ltd.
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