5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine

5,7-二甲基吡唑并[1,5-a]嘧啶-2-胺

Also known as: 5,7-DIMETHYLPYRAZOLO[1,5-A]PYRIMIDIN-2-AMINE, Pyrazolo[1,5-a]pyrimidin-2-amine, 5,7-dimethyl-, 5,7-dimethyl-pyrazolo[1,5-a]pyrimidin-2-ylamine

5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine (CAS 1605-78-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H10N4 and a molecular weight of 162.19200 g/mol. It is also known as 5,7-DIMETHYLPYRAZOLO[1,5-A]PYRIMIDIN-2-AMINE, Pyrazolo[1,5-a]pyrimidin-2-amine, 5,7-dimethyl- and 5,7-dimethyl-pyrazolo[1,5-a]pyrimidin-2-ylamine. Key property: a density of 1.35g/cm3. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1605-78-3
Jingsj CID
J-1369475-5
Molecular Formula
C8H10N4
Chinese Name
5,7-二甲基吡唑并[1,5-a]嘧啶-2-胺
Molecular Weight
162.19200 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.35g/cm3

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine?

The CAS number of 5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine is 1605-78-3.

What are the molecular formula and molecular weight of 5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine?

5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine has molecular formula C8H10N4 and molecular weight 162.19200 g/mol.

Is 5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine hazardous?

5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "5,7-Dimethylpyrazolo[1,5-a]pyrimidin-2-amine (CAS 1605-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1369475-5 (accessed 2026-10-24).

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