tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate

Also known as: N-Boc-4-piperidinemethanol, N-BOC-4-Piperidinemethanol, 1-Boc-4-piperidinemethanol, 1-(tert-Butoxycarbonyl)-4-piperidinemethanol, 1-(tert-Butoxycarbonyl)-4-(hydroxymethyl)piperidine, tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate, N-tert-Butyloxycarbonyl-4-piperidinemethanol, 1-Piperidinecarboxylic acid, 4-(hydroxymethyl)-, 1,1-dimethylethyl ester, 2-Methyl-2-propanyl 4-(hydroxymethyl)-1-piperidinecarboxylate, MFCD02094488

tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate (CAS 123855-51-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H21NO3 and a molecular weight of 215.29 g/mol. Key properties include a melting point of 78-82 °C(lit.), a boiling point of 308.0±15.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 140.1±20.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 123855-51-6
Jingsj CID: J-1100480-1
Molecular Formula: C₁₁H₂₁NO₃
Molecular Weight: 215.29 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	78-82 °C(lit.)
Boiling Point	308.0±15.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	140.1±20.4 °C
Exact Mass	215.152145
PSA	49.77000
LogP	0.88
Vapor Pressure	0.0±1.5 mmHg at 25°C
Refractive Index	1.479

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 tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate?

The CAS number of tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate is 123855-51-6.

What are the molecular formula and molecular weight of tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate?

tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate has molecular formula C11H21NO3 and molecular weight 215.29 g/mol.

What are the upstream and downstream products of tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate?

For tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate, Upstream Products: Ethyl N-Boc-piperidine-4-carboxylate, 1-(tert-Butoxycarbonyl)piperidine-4-carboxylic acid, 4-Piperidinemethanol; Downstream Products: Piperidine-4-carbaldehyde, tert-Butyl 4-(chloromethyl)piperidine-1-carboxylate, 1-Boc-4-(3-hydroxypiperidin-1-ylmethyl)piperidine.

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. "tert-Butyl 4-(hydroxymethyl)piperidine-1-carboxylate (CAS 123855-51-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1100480-1 (accessed 2026-11-09).

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