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Ethyl N-Boc-piperidine-4-carboxylate

Also known as: Ethyl 1-(tert-butoxycarbonyl)-4-piperidinecarboxylate, Ethyl 1-(tert-butyloxycarbonyl)isonipecotate, 1-tert-Butyl 4-ethyl piperidine-1,4-dicarboxylate, Piperidine-1,4-dicarboxylic acid 1-tert-butyl ester 4-ethyl ester, 1-Boc-piperidine-4-carboxylic acid ethyl ester, 1-(tert-Butoxycarbonyl)-4-piperidinecarboxylic acid ethyl ester, Ethyl 1-Boc-4-piperidinecarboxylate, MFCD01763998

Ethyl N-Boc-piperidine-4-carboxylate (CAS 142851-03-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H23NO4 and a molecular weight of 257.33000 g/mol. Key properties include a boiling point of 307.4±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 139.7±25.9 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
142851-03-4
Jingsj CID
J-1994102-7
Molecular Formula
C13H23NO4
Molecular Weight
257.33000 g/mol
Category
Pharma Intermediates
Last updated
11/2/2026
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Physicochemical Properties

Boiling Point307.4±35.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point139.7±25.9 °C
Exact Mass243.147064
PSA55.84000
LogP1.51
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.473

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933399090
Summary2933399090. 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 Ethyl N-Boc-piperidine-4-carboxylate?

The CAS number of Ethyl N-Boc-piperidine-4-carboxylate is 142851-03-4.

What are the molecular formula and molecular weight of Ethyl N-Boc-piperidine-4-carboxylate?

Ethyl N-Boc-piperidine-4-carboxylate has molecular formula C13H23NO4 and molecular weight 257.33000 g/mol.

Is Ethyl N-Boc-piperidine-4-carboxylate hazardous?

Ethyl N-Boc-piperidine-4-carboxylate has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of Ethyl N-Boc-piperidine-4-carboxylate?

For Ethyl N-Boc-piperidine-4-carboxylate, Upstream Products: Di-tert-butyl dicarbonate, Ethyl Isonipecotate, Ethyl 1-piperidinecarboxylate; Downstream Products: 4-(Diphenylmethylidene)piperidine, Piperidine-4-carboxamide, Ethyl N-Boc-4-fluoropiperidine-4-carboxylate.

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

Last updated:

How to cite: Jingsj. "Ethyl N-Boc-piperidine-4-carboxylate (CAS 142851-03-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1994102-7 (accessed 2026-11-09).

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