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2-Amino-5-bromo-4-methylpyrimidine

Also known as: 5-Bromo-4-methyl-2-pyrimidinamine, 2-Pyrimidinamine, 5-bromo-4-methyl-, 5-bromo-4-methylpyrimidin-2-amine, 2-Amino-4-methyl-5-bromopyrimidine

2-Amino-5-bromo-4-methylpyrimidine (CAS 17321-93-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H6BrN3 and a molecular weight of 188.025 g/mol. Key properties include a melting point of 192-194℃, a boiling point of 345.4±34.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 162.7±25.7 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17321-93-6
Jingsj CID
J-1154089-9
Molecular Formula
C5H6BrN3
Molecular Weight
188.025 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point192-194℃
Boiling Point345.4±34.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point162.7±25.7 °C
Exact Mass186.974503
PSA51.80000
LogP1.24
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.627
Storage Conditions2-8°C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

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-Amino-5-bromo-4-methylpyrimidine?

The CAS number of 2-Amino-5-bromo-4-methylpyrimidine is 17321-93-6.

What are the molecular formula and molecular weight of 2-Amino-5-bromo-4-methylpyrimidine?

2-Amino-5-bromo-4-methylpyrimidine has molecular formula C5H6BrN3 and molecular weight 188.025 g/mol.

Is 2-Amino-5-bromo-4-methylpyrimidine hazardous?

2-Amino-5-bromo-4-methylpyrimidine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of 2-Amino-5-bromo-4-methylpyrimidine?

For 2-Amino-5-bromo-4-methylpyrimidine, Upstream Products: 2-Amino-4-methylpyrimidine; Downstream Products: 4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-amine, 2-Amino-4-methylpyrimidine, 2,5-Dibromo-4-methylpyrimidine.

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-Amino-5-bromo-4-methylpyrimidine (CAS 17321-93-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1154089-9 (accessed 2026-11-09).

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