Skip to main content

8-Azaguanine

Also known as: Guanazolo, 2-Amino-6-hydroxy-8-azapurine, 2-Amino-6-oxy-8-azapurine, 8-AzaG, 5-Amino-1,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one, 5-Amino-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one, 5-Amino-1H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol

8-Azaguanine (CAS 134-58-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H4N6O and a molecular weight of 152.114 g/mol. Key properties include a melting point of >300 °C(lit.), a density of 2.6±0.1 g/cm3 and a flash point of 129.1ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.

CAS No.
134-58-7
Jingsj CID
J-28607-3
Molecular Formula
C4H4N6O
Molecular Weight
152.114 g/mol
Category
Pharma Intermediates
Last updated
11/3/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point>300 °C(lit.)
Density2.6±0.1 g/cm3
Flash Point129.1ºC
Exact Mass152.044662
PSA113.34000
LogP-0.71
Vapor Pressure0.00149mmHg at 25°C
Refractive Index2.308

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Activity & Biological Data

Additional Information[1]. Dourado M, et al. CD26/DPPIV expression and 8-azaguanine response in T-acute lymphoblastic leukaemia cell lines in culture. Pathophysiology. 2007 May;14(1):3-10.

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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 8-Azaguanine?

The CAS number of 8-Azaguanine is 134-58-7.

What are the molecular formula and molecular weight of 8-Azaguanine?

8-Azaguanine has molecular formula C4H4N6O and molecular weight 152.114 g/mol.

Is 8-Azaguanine hazardous?

8-Azaguanine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of 8-Azaguanine?

For 8-Azaguanine, Upstream Products: Hydrazine monohydrochloride; Downstream Products: 8-Azaxanthine, 5-amino-1H-1,2,3-triazole-4-carboxamide.

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

Last updated:

How to cite: Jingsj. "8-Azaguanine (CAS 134-58-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28607-3 (accessed 2026-11-06).

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