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tert-butyl (2S)-2-ethylpiperazine-1-carboxylate

Also known as: (S)-1-Boc-2-ethylpiperazine, (S)-1-Boc-2-ethyl-piperazine, (S)-tert-Butyl 2-ethylpiperazine-1-carboxylate, (S)-N1-Boc-2-ethylpiperazine, (S)-1-[(1,1-dimethylethoxy)carbonyl]-2-ethylpiperazine, (2S)-2-ethyl-1-piperazinecarboxylic acid 1,1-dimethylethyl ester, 1-Piperazinecarboxylic acid, 2-ethyl-, 1,1-dimethylethyl ester, (2S)-, (S)-1-N-Boc-2-ethylpiperazine, tert-Butyl (2S)-2-ethylpiperazine-1-carboxylate

tert-butyl (2S)-2-ethylpiperazine-1-carboxylate (CAS 325145-35-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H22N2O2 and a molecular weight of 214.305 g/mol. Key properties include a boiling point of 286.7±15.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 127.2±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
325145-35-5
Jingsj CID
J-1525527-3
Molecular Formula
C11H22N2O2
Molecular Weight
214.305 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point286.7±15.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point127.2±20.4 °C
Exact Mass214.168121
PSA41.57000
LogP1.58
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.457

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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 tert-butyl (2S)-2-ethylpiperazine-1-carboxylate?

The CAS number of tert-butyl (2S)-2-ethylpiperazine-1-carboxylate is 325145-35-5.

What are the molecular formula and molecular weight of tert-butyl (2S)-2-ethylpiperazine-1-carboxylate?

tert-butyl (2S)-2-ethylpiperazine-1-carboxylate has molecular formula C11H22N2O2 and molecular weight 214.305 g/mol.

What are the upstream and downstream products of tert-butyl (2S)-2-ethylpiperazine-1-carboxylate?

For tert-butyl (2S)-2-ethylpiperazine-1-carboxylate, Upstream Products: (S)-tert-butyl 4-benzyl-2-ethylpiperazine-1-carboxylate, Di-tert-butyl dicarbonate, (3S)-1-benzyl-3-ethylpiperazine.

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

Last updated:

How to cite: Jingsj. "tert-butyl (2S)-2-ethylpiperazine-1-carboxylate (CAS 325145-35-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525527-3 (accessed 2026-11-09).

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