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tert-butyl (4-methylpyridin-2-yl)carbamate

Also known as: 2-(BOC-Amino)-4-methylpyridine, 2-[(tert-Butoxycarbonyl)amino]-4-methylpyridine, (4-Methyl-pyridin-2-yl)-carbamic acid tert-butyl ester, (4-METHYL-PYRIDIN-2-YL)-CARBAMIC ACID TERT-BUTYL ESTER, 2-(BOC-AMINO)-4-METHYLPYRIDINE, 2-(t-butyloxycarbonylamino)-4-methylpyridine, 2-Boc-amino-4-methylpyridine, 2-[N-(tert-butoxycarbonyl)amino]-4-methylpyridine, 2-tert-butoxycarbonylamino-4-methylpyridine, Carbamic acid, (4-methyl-2-pyridinyl)-, 1,1-dimethylethyl ester, N-(4-methyl-2-pyridinyl)carbamic acid tert-butyl ester, N-(4-methyl-2-pyridyl)carbamic acid tert-butyl ester, tert-Butyl 4-methylpyridin-2-ylcarbamate, tert-Butyl N-(4-methyl-pyridin-2-yl)carbamate, tert-butyl (4-methyl-2-pyridyl)carbamate, tert-butyl N-(4-methylpyridin-2-yl)carbamate

tert-butyl (4-methylpyridin-2-yl)carbamate (CAS 90101-20-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H16N2O2 and a molecular weight of 208.25700 g/mol. Key properties include a melting point of 115.0-120.0°C, a boiling point of 274.2ºC at 760mmHg, a density of 1.108g/cm3 and a flash point of 119.6ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
90101-20-5
Jingsj CID
J-1141643-6
Molecular Formula
C11H16N2O2
Molecular Weight
208.25700 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115.0-120.0°C
Boiling Point274.2ºC at 760mmHg
Density1.108g/cm3
Flash Point119.6ºC
Exact Mass208.12100
PSA51.22000
LogP2.81000
Refractive Index1.541

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

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-methylpyridin-2-yl)carbamate?

The CAS number of tert-butyl (4-methylpyridin-2-yl)carbamate is 90101-20-5.

What are the molecular formula and molecular weight of tert-butyl (4-methylpyridin-2-yl)carbamate?

tert-butyl (4-methylpyridin-2-yl)carbamate has molecular formula C11H16N2O2 and molecular weight 208.25700 g/mol.

Is tert-butyl (4-methylpyridin-2-yl)carbamate hazardous?

tert-butyl (4-methylpyridin-2-yl)carbamate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of tert-butyl (4-methylpyridin-2-yl)carbamate?

For tert-butyl (4-methylpyridin-2-yl)carbamate, Upstream Products: 4-Methylpyridin-2-amine, Di-tert-butyl dicarbonate, Trimethylacetic anhydride; Downstream Products: tert-Butyl (4-(bromomethyl)pyridin-2-yl)carbamate.

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-methylpyridin-2-yl)carbamate (CAS 90101-20-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1141643-6 (accessed 2026-11-09).

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