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2-Aminopyrimidine-5-carboxaldehyde

Also known as: 2-Amino-5-pyrimidinecarboxyaldehyde, 2-Aminopyrimidine-5-carboxaldehyde, 2-Amino-5-pyrimidinecarbaldehyde, 2-Aminopyrimidine-5-carbaldehyde, 5-Pyrimidinecarboxaldehyde, 2-amino-, MFCD03701714

2-Aminopyrimidine-5-carboxaldehyde (CAS 120747-84-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H5N3O and a molecular weight of 123.113 g/mol. Key properties include a melting point of 209-214°C, a boiling point of 372.7±34.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 179.2±25.7 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
120747-84-4
Jingsj CID
J-37604-5
Molecular Formula
C5H5N3O
Molecular Weight
123.113 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point209-214°C
Boiling Point372.7±34.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point179.2±25.7 °C
Exact Mass123.043259
PSA68.87000
LogP-0.26
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.667

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H317 — May cause an allergic skin reaction

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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 2-Aminopyrimidine-5-carboxaldehyde?

The CAS number of 2-Aminopyrimidine-5-carboxaldehyde is 120747-84-4.

What are the molecular formula and molecular weight of 2-Aminopyrimidine-5-carboxaldehyde?

2-Aminopyrimidine-5-carboxaldehyde has molecular formula C5H5N3O and molecular weight 123.113 g/mol.

Is 2-Aminopyrimidine-5-carboxaldehyde hazardous?

2-Aminopyrimidine-5-carboxaldehyde has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of 2-Aminopyrimidine-5-carboxaldehyde?

For 2-Aminopyrimidine-5-carboxaldehyde, Upstream Products: Methyl 2-aminopyrimidine-5-carboxylate, Guanidine hydrochloride, Triformylmethane; Downstream Products: (2-Aminopyrimidin-5-yl)methanol, 2-Aminopyrimidine-5-carbaldehyde oxime.

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

Last updated:

How to cite: Jingsj. "2-Aminopyrimidine-5-carboxaldehyde (CAS 120747-84-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-37604-5 (accessed 2026-11-09).

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