O-methylguanine - ≥97% , CAS No.20535-83-5

Name: O-methylguanine - ≥97% , CAS No.20535-83-5
Brand: Aladdin Scientific
SKU: O132955
Availability: InStock

CAS: 20535-83-5 Cat. No.: O132955 Molecular Weight: 165.16 Beilstein Registry Number: 645384 EC Number: 606-576-5

COA

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O-methylguanine - ≥97% CAS No(20535-83-5) by Aladdin Scientific

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AVAILABLE TO ORDER

GRADE & PURITY ≥97%

Synonyms

Storage

Room temperature

Shipped In

Normal

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 Solution Calculators Reviews

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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature 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

Specifications & Purity

≥97%

Storage

Room temperature

Shipped In

Normal

Purity

≥97%

Names and Identifiers

Pubchem Sid	488183674
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/488183674
Canonical Smiles	COC1=NC(=NC2=C1NC=N2)N
IUPAC Name	6-methoxy-7H-purin-2-amine
InChIKey	BXJHWYVXLGLDMZ-UHFFFAOYSA-N
INCHI	1S/C6H7N5O/c1-12-5-3-4(9-2-8-3)10-6(7)11-5/h2H,1H3,(H3,7,8,9,10,11)
Isomeric SMILES	COC1=NC(=NC2=C1NC=N2)N
WGK Germany	3
RTECS	UO7473000
Molecular Weight	165.16
Beilstein	645384
Reaxy-Rn	5334996
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5334996&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.

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

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Imidazopyrimidines
    - Subclass Purines and purine derivatives
      - Level5 Purinones
        Level6 Hypoxanthines

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Imidazopyrimidines
Subclass	Purines and purine derivatives
Intermediate Tree Nodes	Purinones
Direct Parent	Hypoxanthines
Alternative Parents	Aminopyrimidines and derivatives Alkyl aryl ethers Imidazoles Heteroaromatic compounds Azacyclic compounds Primary amines Organopnictogen compounds Hydrocarbon derivatives
Molecular Framework	Aromatic heteropolycyclic compounds
Substituents	Hypoxanthine - Alkyl aryl ether - Aminopyrimidine - Pyrimidine - Azole - Imidazole - Heteroaromatic compound - Ether - Azacycle - Primary amine - Organooxygen compound - Organonitrogen compound - Amine - Organopnictogen compound - Organic nitrogen compound - Hydrocarbon derivative - Organic oxygen compound - Aromatic heteropolycyclic compound
Description	This compound belongs to the class of organic compounds known as hypoxanthines. These are compounds containing the purine derivative 1H-purin-6(9H)-one. Purine is a bicyclic aromatic compound made up of a pyrimidine ring fused to an imidazole ring.
External Descriptors	methylguanine
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)

XDH Tclin Xanthine dehydrogenase (1038 Activities)

Discover Target: XDH

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

CDK2 Tchem Cyclin-dependent kinase 2 (9050 Activities)

Discover Target: CDK2

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

MGMT Tchem 6-O-methylguanine-DNA methyltransferase (451 Activities)

Discover Target: MGMT

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

A498 (42825 Activities)

Lot Number	Certificate Type	Date	Item
G2208355	Certificate of Analysis	Jan 19, 2026	O132955
G2208356	Certificate of Analysis	Jan 19, 2026	O132955
G2208385	Certificate of Analysis	Jan 19, 2026	O132955
G2208386	Certificate of Analysis	Jan 19, 2026	O132955
G2208407	Certificate of Analysis	Jan 19, 2026	O132955
F1702003	Certificate of Analysis	Jan 19, 2023	O132955

Melt Point(°C)	>300 °C
Molecular Weight	165.150 g/mol
XLogP3	-0.200
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	1
Exact Mass	165.065 Da
Monoisotopic Mass	165.065 Da
Topological Polar Surface Area	89.700 Å²
Heavy Atom Count	12
Formal Charge	0
Complexity	166.000
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