7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine

Also known as: 7-Chloro-2,5-dimethyl-pyrazolo[1,5-a]pyrimidine, Pyrazolo[1,5-a]pyrimidine, 7-chloro-2,5-dimethyl-

7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine (CAS 136549-13-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8ClN3 and a molecular weight of 181.622 g/mol. Key property: a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 136549-13-8
Jingsj CID: J-1495501-2
Molecular Formula: C₈H₈ClN₃
Molecular Weight: 181.622 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.4±0.1 g/cm3
Exact Mass	181.040680
PSA	30.19000
LogP	1.93
Refractive Index	1.658

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. 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 7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine?

The CAS number of 7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine is 136549-13-8.

What are the molecular formula and molecular weight of 7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine?

7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine has molecular formula C8H8ClN3 and molecular weight 181.622 g/mol.

What are the upstream and downstream products of 7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine?

For 7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine, Upstream Products: 2,5-Dimethylpyrazolo[1,5-a]pyrimidin-7-ol, 2,5-Dimethylpyrazolo[1,5-a]pyrimidin-7(4H)-one.

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

Last updated: 8/21/2026

How to cite: Jingsj. "7-Chloro-2,5-dimethylpyrazolo[1,5-a]pyrimidine (CAS 136549-13-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1495501-2 (accessed 2026-11-09).

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