tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate

Also known as: 1-Boc-4-(4-chloropyrimidin-2-yl)piperazine, 1-Boc-4-(4-chloropyrimidin-2-yl)-piperazine, 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate, 1-Piperazinecarboxylic acid, 4-(4-chloro-2-pyrimidinyl)-, 1,1-dimethylethyl ester, 2-Methyl-2-propanyl 4-(4-chloro-2-pyrimidinyl)-1-piperazinecarboxylate, TERT-BUTYL 4-(4-CHLOROPYRIMIDIN-2-YL)PIPERAZINE-1-CARBOXYLATE, 4-(4-CHLOROPYRIMIDIN-2-YL)PIPERAZINE-1-CARBOXYLIC ACID TERT-BUTYL ESTER

tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate (CAS 479691-42-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H19ClN4O2 and a molecular weight of 298.769 g/mol. Key properties include a boiling point of 434.5±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 216.6±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 479691-42-4
Jingsj CID: J-1111920-3
Molecular Formula: C₁₃H₁₉ClN₄O₂
Molecular Weight: 298.769 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	434.5±55.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	216.6±31.5 °C
Exact Mass	298.119659
PSA	58.56000
LogP	2.50
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.550
Storage Conditions	2-8°C

Frequently Asked Questions

What is the CAS number of tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate?

The CAS number of tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate is 479691-42-4.

What are the molecular formula and molecular weight of tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate?

tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate has molecular formula C13H19ClN4O2 and molecular weight 298.769 g/mol.

What are the upstream and downstream products of tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate?

For tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate, Upstream Products: 4,6-Dichloropyrimidine, 1-Boc-piperazine, 2,4-Dichloropyrimidine.

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. "tert-Butyl 4-(4-chloropyrimidin-2-yl)piperazine-1-carboxylate (CAS 479691-42-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1111920-3 (accessed 2026-11-09).

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