5-chloro-3-nitropyrazolo[1,5-a]pyrimidine

5-氯-3-硝基吡唑[1,5-a]嘧啶

Also known as: 5-chloro-3-nitropyrazolo[1,5-a]pyrimidine, 5-Chloro-3-nitropyrazolo[1,5-a]pyriMidin, 5-Chloro-3-nitropyrazolo[1,5-a]pyriMidine, Pyrazolo[1,5-a]pyrimidine, 5-chloro-3-nitro-, Larotrectinib CNPP Impurity, Larotrectinib Impurity 1

5-chloro-3-nitropyrazolo[1,5-a]pyrimidine (CAS 1363380-51-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H3ClN4O2 and a molecular weight of 198.56700 g/mol. It is also known as 5-Chloro-3-nitropyrazolo[1,5-a]pyriMidin, 5-Chloro-3-nitropyrazolo[1,5-a]pyriMidine and Pyrazolo[1,5-a]pyrimidine, 5-chloro-3-nitro-. Key property: a density of 1.85±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1363380-51-1
Jingsj CID
J-1393766-5
Molecular Formula
C6H3ClN4O2
Chinese Name
5-氯-3-硝基吡唑[1,5-a]嘧啶
Molecular Weight
198.56700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Density1.85±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 5-chloro-3-nitropyrazolo[1,5-a]pyrimidine?

The CAS number of 5-chloro-3-nitropyrazolo[1,5-a]pyrimidine is 1363380-51-1.

What are the molecular formula and molecular weight of 5-chloro-3-nitropyrazolo[1,5-a]pyrimidine?

5-chloro-3-nitropyrazolo[1,5-a]pyrimidine has molecular formula C6H3ClN4O2 and molecular weight 198.56700 g/mol.

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

Last updated:

How to cite: Jingsj. "5-chloro-3-nitropyrazolo[1,5-a]pyrimidine (CAS 1363380-51-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1393766-5 (accessed 2026-10-25).

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