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5-Methoxy-4-(piperazin-1-yl)pyrimidine

Also known as: 1-(5-methoxy-4-pyrimidinyl)piperazine, 1-(5-methoxy-4-pyrimidyl)piperazine, 4-(5-methoxypyrimidin-4-yl)piperazine, 5-methoxy-4-(1-piperazinyl)pyrimidine, 5-methoxy-4-piperazin-1-yl-pyrimidine, Methoxypyrimidinyl piperazine, Pyrimidine, 5-methoxy-4-(1-piperazinyl)-

5-Methoxy-4-(piperazin-1-yl)pyrimidine (CAS 141071-86-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H14N4O and a molecular weight of 194.23400 g/mol. Key properties include a boiling point of 368.6ºC at 760mmHg, a density of 1.154g/cm3 and a flash point of 176.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
141071-86-5
Jingsj CID
J-991340-0
Molecular Formula
C9H14N4O
Molecular Weight
194.23400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point368.6ºC at 760mmHg
Density1.154g/cm3
Flash Point176.8ºC
Exact Mass194.11700
PSA50.28000
LogP0.28860
Vapor Pressure0mmHg at 25°C
Refractive Index1.539

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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 5-Methoxy-4-(piperazin-1-yl)pyrimidine?

The CAS number of 5-Methoxy-4-(piperazin-1-yl)pyrimidine is 141071-86-5.

What are the molecular formula and molecular weight of 5-Methoxy-4-(piperazin-1-yl)pyrimidine?

5-Methoxy-4-(piperazin-1-yl)pyrimidine has molecular formula C9H14N4O and molecular weight 194.23400 g/mol.

What are the upstream and downstream products of 5-Methoxy-4-(piperazin-1-yl)pyrimidine?

For 5-Methoxy-4-(piperazin-1-yl)pyrimidine, Upstream Products: Piperazine, 4,6-Dichloro-5-methoxypyrimidine, 5-methoxypyrimidin-4(1H)-one.

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

Last updated:

How to cite: Jingsj. "5-Methoxy-4-(piperazin-1-yl)pyrimidine (CAS 141071-86-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-991340-0 (accessed 2026-11-09).

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