2-Phenyl-1,4-benzoquinone - ≥96% , CAS No.363-03-1

CAS: 363-03-1 Cat. No.: P303554 Molecular Weight: 184.19 PubChem CID: 9688
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
2-Phenylbenzoquinone | KNB6553J7R | AKOS002663214 | AMY38645 | 2-Phenyl-[1,4]benzoquinone | 2-phenylquinone | Phenyl-p-benzoquinone | QUINONE, PHENYL- | EINECS 206-654-5 | PHENYL-1,4-BENZOQUINONE, 2- | WLN: L6V DVJ XR | Q27889390 | NSC-2806 | P2674 | 2-Ph
Storage
Room temperature,Desiccated
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
200mg
P303554-200mg
2

$9.90

$14.90
Save $5.00 (33.56%)
1g
P303554-1g
1

$32.90

$49.90
Save $17.00 (34.07%)
5g
P303554-5g
2

$109.90

$164.90
Save $55.00 (33.35%)
25g
P303554-25g
2

$412.90

$619.90
Save $207.00 (33.39%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-Phenylbenzoquinone | KNB6553J7R | AKOS002663214 | AMY38645 | 2-Phenyl-[1, 4]benzoquinone | 2-phenylquinone | Phenyl-p-benzoquinone | QUINONE, PHENYL- | EINECS 206-654-5 | PHENYL-1, 4-BENZOQUINONE, 2- | WLN: L6V DVJ XR | Q27889390 | NSC-2806 | P2674 | 2-Ph
Specifications & Purity
≥96%
Storage
Room temperature, Desiccated
Shipped In
Normal
Purity
≥96%
Names and Identifiers
Pubchem Sid488181011
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488181011
Canonical SmilesC1=CC=C(C=C1)C2=CC(=O)C=CC2=O
IUPAC Name2-phenylcyclohexa-2,5-diene-1,4-dione
InChIKeyRLQZIECDMISZHS-UHFFFAOYSA-N
INCHI1S/C12H8O2/c13-10-6-7-12(14)11(8-10)9-4-2-1-3-5-9/h1-8H
Isomeric SMILES C1=CC=C(C=C1)C2=CC(=O)C=CC2=O
PubChem CID 9688
Molecular Weight 184.19

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.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassCarbonyl compounds
Intermediate Tree Nodes Ketones - Cyclic ketones - Quinones - Benzoquinones
Direct ParentP-benzoquinones
Alternative Parents Benzene and substituted derivatives  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents P-benzoquinone - Benzenoid - Monocyclic benzene moiety - Organic oxide - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as p-benzoquinones. These are benzoquinones where the two C=O groups are attached at the 1- and 4-positions, respectively.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
TYMS Tclin Thymidylate synthase (1651 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MAOA Tclin Monoamine oxidase A (11911 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MAOB Tclin Monoamine oxidase B (8835 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
IDO1 Tchem Indoleamine 2,3-dioxygenase (6650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

9 results found

Lot NumberCertificate TypeDateItem
B23271105Certificate of AnalysisDec 22, 2025 P303554
B23271104Certificate of AnalysisDec 22, 2025 P303554
B23271062Certificate of AnalysisDec 22, 2025 P303554
B2327778Certificate of AnalysisDec 22, 2025 P303554
B2327746Certificate of AnalysisDec 22, 2025 P303554
B2327742Certificate of AnalysisDec 22, 2025 P303554
B2327741Certificate of AnalysisDec 12, 2025 P303554
B2327981Certificate of AnalysisDec 12, 2025 P303554
C2506045Certificate of AnalysisAug 13, 2022 P303554
Chemical and Physical Properties
Melt Point(°C)111.0 ~115.0 °C
Molecular Weight184.190 g/mol
XLogP31.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass184.052 Da
Monoisotopic Mass184.052 Da
Topological Polar Surface Area34.100 Ų
Heavy Atom Count14
Formal Charge0
Complexity317.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

Customer Reviews

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