4-ethynylpyrimidin-2-amine

4-乙炔基嘧啶-2-胺

Also known as: 2-Amino-4-ethynylpyrimidine, 4-Ethynyl-2-pyrimidinamine, 4-Ethynylpyrimidin-2-amine, 2-Pyrimidinamine, 4-ethynyl-

4-ethynylpyrimidin-2-amine (CAS 1207175-18-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5N3 and a molecular weight of 119.12400 g/mol. It is also known as 2-Amino-4-ethynylpyrimidine, 4-Ethynyl-2-pyrimidinamine and 4-Ethynylpyrimidin-2-amine. Key properties include a melting point of 145-146℃ and a density of 1.23. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1207175-18-5
Jingsj CID
J-1508677-4
Molecular Formula
C6H5N3
Chinese Name
4-乙炔基嘧啶-2-胺
Molecular Weight
119.12400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145-146℃
Density1.23

Frequently Asked Questions

What is the CAS number of 4-ethynylpyrimidin-2-amine?

The CAS number of 4-ethynylpyrimidin-2-amine is 1207175-18-5.

What are the molecular formula and molecular weight of 4-ethynylpyrimidin-2-amine?

4-ethynylpyrimidin-2-amine has molecular formula C6H5N3 and molecular weight 119.12400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-ethynylpyrimidin-2-amine (CAS 1207175-18-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508677-4 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.