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tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate

Also known as: N-Boc-3-methyl-4-hydroxypiperidine, 1-Boc4-hydroxy-3-methylpiperidine, 1-Piperidinecarboxylic acid, 4-hydroxy-3-methyl-, 1,1-dimethylethyl ester, 4-Hydroxy-3-methyl-piperidine-1-carboxylic acid tert-butyl ester, 1,1-Dimethylethyl 4-hydroxy-3-methyl-1-piperidinecarboxylate, 2-Methyl-2-propanyl 4-hydroxy-3-methyl-1-piperidinecarboxylate, (3R,4S)-tert-Butyl 4-hydroxy-3-methylpiperidine-1-carboxylate, cis-tert-Butyl 4-hydroxy-3-methylpiperidine-1-carboxylate, tert-Butyl 4-hydroxy-3-methylpiperidine-1-carboxylate

tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate (CAS 181269-70-5) 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 215.289 g/mol. Key properties include a boiling point of 301.4±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 136.1±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
181269-70-5
Jingsj CID
J-1086036-3
Molecular Formula
C11H21NO3
Molecular Weight
215.289 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point301.4±35.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point136.1±25.9 °C
Exact Mass215.152145
PSA49.77000
LogP1.10
Vapor Pressure0.0±1.4 mmHg at 25°C
Refractive Index1.484

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 tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate?

The CAS number of tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate is 181269-70-5.

What are the molecular formula and molecular weight of tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate?

tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate has molecular formula C11H21NO3 and molecular weight 215.289 g/mol.

What are the upstream and downstream products of tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate?

For tert-butyl 4-hydroxy-3-methylpiperidine-1-carboxylate, Upstream Products: tert-Butyl 3-methyl-4-oxopiperidine-1-carboxylate, 4-Hydroxy-3-methylpiperidine, Di-tert-butyl dicarbonate; Downstream Products: 4-Hydroxy-3-methylpiperidine.

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 4-hydroxy-3-methylpiperidine-1-carboxylate (CAS 181269-70-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1086036-3 (accessed 2026-11-09).

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