tert-Butyl 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylate

4-(2-氰基-4-硝基苯基)哌嗪-1-羧酸叔丁酯

Also known as: 1-Piperazinecarboxylic acid, 4-(2-cyano-4-nitrophenyl)-, 1,1-dimethylethyl ester, 2-Methyl-2-propanyl 4-(2-cyano-4-nitrophenyl)-1-piperazinecarboxylate, 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylic acid tert-butyl ester, 5-nitro-2-(4-tert-butoxycarbonylpiperazin-1-yl)benzonitrile

tert-Butyl 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylate (CAS 288251-87-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H20N4O4 and a molecular weight of 332.354 g/mol. It is also known as 1-Piperazinecarboxylic acid, 4-(2-cyano-4-nitrophenyl)-, 1,1-dimethylethyl ester, 2-Methyl-2-propanyl 4-(2-cyano-4-nitrophenyl)-1-piperazinecarboxylate and 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylic acid tert-butyl ester. Key properties include a boiling point of 499.1±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 255.7±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
288251-87-6
Jingsj CID
J-1125947-9
Molecular Formula
C16H20N4O4
Chinese Name
4-(2-氰基-4-硝基苯基)哌嗪-1-羧酸叔丁酯
Molecular Weight
332.354 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point499.1±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point255.7±28.7 °C

Frequently Asked Questions

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

The CAS number of tert-Butyl 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylate is 288251-87-6.

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

tert-Butyl 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylate has molecular formula C16H20N4O4 and molecular weight 332.354 g/mol.

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

Last updated:

How to cite: Jingsj. "tert-Butyl 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylate (CAS 288251-87-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1125947-9 (accessed 2026-10-22).

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