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7-Methylguanine

Also known as: 2-Amino-1,7-dihydro-7-methyl-6H-purin-6-one, 2-Amino-6-hydroxy-7-methylpurine, 2-Amino-7-methylhypoxanthine, N7-Methylguanine, Epiguanine, NSC 193444, NSC 19647

7-Methylguanine (CAS 578-76-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H7N5O and a molecular weight of 165.153 g/mol. Key properties include a melting point of 370°C, a boiling point of 481.4±37.0 °C at 760 mmHg, a density of 1.8±0.1 g/cm3 and a flash point of 244.9±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
578-76-7
Jingsj CID
J-7362-1
Molecular Formula
C6H7N5O
Molecular Weight
165.153 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point370°C
Boiling Point481.4±37.0 °C at 760 mmHg
Density1.8±0.1 g/cm3
Flash Point244.9±26.5 °C
Exact Mass165.065063
PSA89.59000
LogP-2.08
Vapor Pressure0.0±1.3 mmHg at 25°C
Refractive Index1.865
Storage Conditions−20°C

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. Lee S, et al. Synthesis and structure of duplex DNA containing the genotoxic nucleobase lesion N7-methylguanine. J Am Chem Soc. 2008 Sep 3;130(35):11570-1.

Frequently Asked Questions

What is the CAS number of 7-Methylguanine?

The CAS number of 7-Methylguanine is 578-76-7.

What are the molecular formula and molecular weight of 7-Methylguanine?

7-Methylguanine has molecular formula C6H7N5O and molecular weight 165.153 g/mol.

What are the upstream and downstream products of 7-Methylguanine?

For 7-Methylguanine, Upstream Products: 2-Amino-6-chloropurine, 6-Methylthioguanine, 6-Methoxypurine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "7-Methylguanine (CAS 578-76-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7362-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.