9-Methylguanine
Also known as: 2-amino-1,9-dihydro-9-methyl-6H-purin-6-one, 2-amino-6-hydroxy-9-methylpurine, 2-amino-9-methyl-1H-purin-6(9H)-one, N9-Methylguanine, NSC 19065
9-Methylguanine (CAS 5502-78-3) 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 165.15600 g/mol. Key properties include a melting point of ≥300ºC, a boiling point of 536.8±50.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 278.4±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 5502-78-3
- Jingsj CID
- J-1180361-5
- Molecular Formula
- C6H7N5O
- Molecular Weight
- 165.15600 g/mol
- Category
- Pharma Intermediates
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | ≥300ºC |
|---|---|
| Boiling Point | 536.8±50.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 278.4±30.1 °C |
| Exact Mass | 361.251801 |
| PSA | 89.59000 |
| LogP | 5.56 |
| Vapor Pressure | 0.0±1.4 mmHg at 25°C |
| Refractive Index | 1.607 |
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 9-Methylguanine?
The CAS number of 9-Methylguanine is 5502-78-3.
What are the molecular formula and molecular weight of 9-Methylguanine?
9-Methylguanine has molecular formula C6H7N5O and molecular weight 165.15600 g/mol.
What are the upstream and downstream products of 9-Methylguanine?
For 9-Methylguanine, Downstream Products: Olomoucine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "9-Methylguanine (CAS 5502-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1180361-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.