tert-Butyl thiophen-3-ylcarbamate

噻吩-3-氨基甲酸叔丁酯

Also known as: tert-Butyl 3-thienylcarbamate, tert-Butyl N-(3-thienyl)carbamate, N-Boc-3-aminothiophene, 3-(tert-Butoxycarbonylamino)thiophene, N-(tert-butoxycarbonyl)-3-aminothiophene, Carbamic acid, N-3-thienyl-, 1,1-dimethylethyl ester, N-3-Thienyl-carbamic acid 1,1-dimethylethyl ester, Thiophen-3-yl-carbamic acid tert-butyl ester, tert-Butyl N-thiophen-3-ylcarbamate, tert-Butyl thiophene-3-ylcarbamate, 2-Methyl-2-propanyl 3-thienylcarbamate, 3-Aminothiophene, N-BOC protected, (t-butyl)thiene-3-ylcarbamate

tert-Butyl thiophen-3-ylcarbamate (CAS 19228-91-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H13NO2S and a molecular weight of 199.270 g/mol. It is also known as tert-Butyl 3-thienylcarbamate, tert-Butyl N-(3-thienyl)carbamate and N-Boc-3-aminothiophene. Key properties include a melting point of 138ºC, a boiling point of 238.1±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 97.8±19.8 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19228-91-2
Jingsj CID
J-1524165-4
Molecular Formula
C9H13NO2S
Chinese Name
噻吩-3-氨基甲酸叔丁酯
Molecular Weight
199.270 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138ºC
Boiling Point238.1±13.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point97.8±19.8 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of tert-Butyl thiophen-3-ylcarbamate?

The CAS number of tert-Butyl thiophen-3-ylcarbamate is 19228-91-2.

What are the molecular formula and molecular weight of tert-Butyl thiophen-3-ylcarbamate?

tert-Butyl thiophen-3-ylcarbamate has molecular formula C9H13NO2S and molecular weight 199.270 g/mol.

Is tert-Butyl thiophen-3-ylcarbamate hazardous?

tert-Butyl thiophen-3-ylcarbamate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "tert-Butyl thiophen-3-ylcarbamate (CAS 19228-91-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524165-4 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.