Hydroquinone - Standard for GC, ≥99.5%(GC) , CAS No.123-31-9

Name: Hydroquinone - Standard for GC, ≥99.5%(GC) , CAS No.123-31-9
SKU: H108946
Availability: InStock

CAS: 123-31-9 Cat. No.: H108946 Formula: C₆H₆O₂ Molecular Weight: 110.11 Beilstein Registry Number: 605970 EC Number: 204-617-8

679 Citations COA

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Hydroquinone - Standard for GC, ≥99.5%(GC) CAS No(123-31-9) by Aladdin Scientific

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GRADE & PURITY Standard for GC ? ≥99.5%(GC)

Synonyms

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Specifications Names and Identifiers Documentation Advanced Data Taxonomic Classification 3D Structure Associated Targets(Human) Associated Targets(non-human) Mechanisms of Action Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Documents & Articles Citations of This Product Solution Calculators Reviews

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Why this grade

Standard for GC, ≥99.5%(GC) Standard for GC for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Protected from light,Room temperature,Argon charged Ships FedEx DG Service Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 679 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms

Specifications & Purity

Standard for GC, ≥99.5%(GC)

Storage

Protected from light,Room temperature,Argon charged

Shipped In

FedEx DG Service

Grade

Standard for GC

Purity

≥99.5%(GC)

Names and Identifiers

Pubchem Sid	528771489
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/528771489
Canonical Smiles	C1=CC(=CC=C1O)O
IUPAC Name	benzene-1,4-diol
InChIKey	QIGBRXMKCJKVMJ-UHFFFAOYSA-N
INCHI	1S/C6H6O2/c7-5-1-2-6(8)4-3-5/h1-4,7-8H
Isomeric SMILES	C1=CC(=CC=C1O)O
WGK Germany	3
RTECS	MX3500000
UN Number	3077
Packing Group	III
Molecular Weight	110.11
Beilstein	605970
Reaxy-Rn	605970
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=605970&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Benzenoids
  - Class Phenols
    - Subclass Benzenediols

Kingdom	Organic compounds
Superclass	Benzenoids
Class	Phenols
Subclass	Benzenediols
Intermediate Tree Nodes	Not available
Direct Parent	Hydroquinones
Alternative Parents	1-hydroxy-2-unsubstituted benzenoids Benzene and substituted derivatives Organooxygen compounds Hydrocarbon derivatives
Molecular Framework	Aromatic homomonocyclic compounds
Substituents	Hydroquinone - 1-hydroxy-2-unsubstituted benzenoid - Monocyclic benzene moiety - Organic oxygen compound - Hydrocarbon derivative - Organooxygen compound - Aromatic homomonocyclic compound
Description	This compound belongs to the class of organic compounds known as hydroquinones. These are compounds containing a hydroquinone moiety, which consists of a benzene ring with a hydroxyl groups at positions 1 and 4.
External Descriptors	an electron-transfer-related quinol - a benzenediol
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

3D Structure

Associated Targets(Human)

CA2 Tclin Carbonic anhydrase 2 (2 Activities)

Discover Target: CA2

Activity Type	Activity Value -log(M)	Mechanism of Action	Activity Reference	Publications (PubMed IDs)

CA2 Tclin Carbonic anhydrase II (17698 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

ESR1 Tclin Estrogen receptor alpha (17718 Activities)

Discover Target: ESR1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

NR3C1 Tclin Glucocorticoid receptor (14987 Activities)

Discover Target: NR3C1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

AR Tclin Androgen Receptor (11781 Activities)

Discover Target: AR

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CHRM1 Tclin Muscarinic acetylcholine receptor M1 (12690 Activities)

Discover Target: CHRM1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

TYR Tclin Tyrosinase (717 Activities)

Discover Target: TYR

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

ACHE Tclin Acetylcholinesterase (18204 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

PTGS2 Tclin Cyclooxygenase-2 (13999 Activities)

Discover Target: PTGS2

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

THRB Tclin Thyroid hormone receptor beta-1 (7926 Activities)

Discover Target: THRB

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

RXRA Tclin Retinoid X receptor alpha (3637 Activities)

Discover Target: RXRA

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CXCL8 Tchem Interleukin-8 (642 Activities)

Discover Target: CXCL8

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA3 Tclin Carbonic anhydrase III (753 Activities)

Discover Target: CA3

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA6 Tclin Carbonic anhydrase VI (993 Activities)

Discover Target: CA6

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA1 Tclin Carbonic anhydrase I (13240 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

AHR Tclin Aryl hydrocarbon receptor (1071 Activities)

Discover Target: AHR

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

ARSA Tbio Cerebroside-sulfatase (655 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA5B Tclin Carbonic anhydrase VB (957 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA5A Tclin Carbonic anhydrase VA (1168 Activities)

Discover Target: CA5A

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA14 Tclin Carbonic anhydrase XIV (1305 Activities)

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Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

ALDH1A1 Tchem Aldehyde dehydrogenase 1A1 (77053 Activities)

Discover Target: ALDH1A1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

NR1H4 Tclin Bile acid receptor FXR (6228 Activities)

Discover Target: NR1H4

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

MTOR Tclin Serine/threonine-protein kinase mTOR (13850 Activities)

Discover Target: MTOR

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

NFKB1 Tclin Nuclear factor NF-kappa-B p105 subunit (1459 Activities)

Discover Target: NFKB1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

HBB Tbio Hemoglobin beta chain (329 Activities)

Discover Target: HBB

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

ALOX15 Tchem Arachidonate 15-lipoxygenase (7108 Activities)

Discover Target: ALOX15

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA12 Tclin Carbonic anhydrase XII (6231 Activities)

Discover Target: CA12

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

PIN1 Tchem Peptidyl-prolyl cis-trans isomerase NIMA-interacting 1 (36611 Activities)

Discover Target: PIN1

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CA9 Tclin Carbonic anhydrase IX (8255 Activities)

Discover Target: CA9

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

CYP3A4 Tclin Cytochrome P450 3A4 (53859 Activities)

Discover Target: CYP3A4

Activity Type	Relation	Activity value	Units	Action Type	Journal	PubMed Id	doi	Assay Aladdin ID

HL-60 (67320 Activities)

Lot Number	Certificate Type	Date	Item
G2629429	Certificate of Analysis	Aug 11, 2026	H108946
J2412449	Certificate of Analysis	Jul 03, 2026	H108946
F2504684	Certificate of Analysis	Jun 11, 2025	H108946
F2414048	Certificate of Analysis	Jun 22, 2024	H108946
J2412448	Certificate of Analysis	Jun 12, 2024	H108946
I2305393	Certificate of Analysis	Aug 29, 2023	H108946
L2201826	Certificate of Analysis	Nov 17, 2022	H108946

Sensitivity	Light sensitive;Air sensitive
Flash Point(°C)	165℃
Boil Point(°C)	285-287°C
Melt Point(°C)	170-171°C
Molecular Weight	110.110 g/mol
XLogP3	0.600
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	0
Exact Mass	110.037 Da
Monoisotopic Mass	110.037 Da
Topological Polar Surface Area	40.500 Å²
Heavy Atom Count	8
Formal Charge	0
Complexity	54.900
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Hydroquinone - Standard for GC, ≥99.5%(GC) , CAS No.123-31-9

Storage & shipping

Quality documents

Literature proof

Specifications

Documentation

📋 Safety Data Sheet (SDS)

✅ Certificate of Analysis (COA)

📊 Datasheet

🔬 Specification Sheet

Advanced Data

Molarity Calculator

Dilution Calculator

Reconstitution Calculator

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