1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester

Also known as: Methyl N-Boc-4-ethylpiperidine-4-carboxylate, 1-O-tert-butyl 4-O-methyl 4-ethylpiperidine-1,4-dicarboxylate, 1-tert-Butyl 4-methyl 4-ethylpiperidine-1,4-dicarboxylate, 4-Methyl 1-(2-methyl-2-propanyl) 4-ethyl-1,4-piperidinedicarboxylate

1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester (CAS 578021-55-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H25NO4 and a molecular weight of 271.353 g/mol. Key properties include a boiling point of 329.9±35.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 153.3±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 578021-55-3
Jingsj CID: J-1518718-5
Molecular Formula: C₁₄H₂₅NO₄
Molecular Weight: 271.353 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	329.9±35.0 °C at 760 mmHg
Density	1.0±0.1 g/cm3
Flash Point	153.3±25.9 °C
Exact Mass	271.178345
PSA	55.84000
LogP	2.58
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.467

Customs & Trade Information

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) 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 1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester?

The CAS number of 1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester is 578021-55-3.

What are the molecular formula and molecular weight of 1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester?

1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester has molecular formula C14H25NO4 and molecular weight 271.353 g/mol.

What are the upstream and downstream products of 1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester?

For 1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester, Upstream Products: Bromoethane, 1-tert-Butyl 4-methyl piperidine-1,4-dicarboxylate; Downstream Products: 1-(tert-Butoxycarbonyl)-4-ethylpiperidine-4-carboxylic acid, tert-Butyl 4-amino-4-ethylpiperidine-1-carboxylate, tert-butyl 4-ethyl-4-formylpiperidine-1-carboxylate.

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. "1,4-Piperidinedicarboxylic acid, 4-ethyl-, 1-(1,1-dimethylethyl) 4-methyl ester (CAS 578021-55-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1518718-5 (accessed 2026-11-09).

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