4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester

Also known as: 6-[4-(tert-butoxycarbonyl)piperazin-1-yl]nicotinic acid, 6-[4-(tert-butoxycarbonyl)piperazino]nicotinic acid, 6-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]pyridine-3-carboxylic acid, 1-piperazinecarboxylic acid, 4-(5-carboxy-2-pyridinyl)-, 1-(1,1-dimethylethyl) ester, N4-BOC-6-piperazin-1-ylnicotinic acid, 6-piperazin-1-ylnicotinic acid, N4-BOC protected

4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester (CAS 201809-22-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H21N3O4 and a molecular weight of 307.34500 g/mol. Key properties include a melting point of 198ºC, a boiling point of 497.4ºC at 760 mmHg, a density of 1.148g/cm3 and a flash point of 254.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 201809-22-5
Jingsj CID: J-1337038-2
Molecular Formula: C₁₅H₂₁N₃O₄
Molecular Weight: 307.34500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	198ºC
Boiling Point	497.4ºC at 760 mmHg
Density	1.148g/cm3
Flash Point	254.6ºC
Exact Mass	307.15300
PSA	82.97000
LogP	1.83980
Refractive Index	1.507

Frequently Asked Questions

What is the CAS number of 4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester?

The CAS number of 4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester is 201809-22-5.

What are the molecular formula and molecular weight of 4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester?

4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester has molecular formula C15H21N3O4 and molecular weight 307.34500 g/mol.

What are the upstream and downstream products of 4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester?

For 4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester, Upstream Products: tert-butyl 4-(5-(ethoxycarbonyl)pyridin-2-yl)piperazine-1-carboxylate, 6-Chloronicotinic acid, 1-Boc-piperazine.

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. "4-(5-carboxypyridin-2-yl)piperazine-1-carboxylic acid tert-butyl ester (CAS 201809-22-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1337038-2 (accessed 2026-11-09).

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