tert-Butyl 2-thienylcarbamate
[CAS# 56267-50-6]

Identification

• Classification: Pharmaceutical intermediate >> Heterocyclic compound intermediate >> Thiophene compound
• Name: tert-Butyl 2-thienylcarbamate
• Synonyms: 2-(N-tert-Butoxycarbonylamino)thiophene; NSC 263609; Thiophen-2-ylcarbamic acid tert-butyl ester
• Molecular Formula: C₉H₁₃NO₂S
• Molecular Weight: 199.27
• CAS Registry Number: 56267-50-6
• EC Number: 820-955-4

Properties

• Solubility: Very slightly soluble (0.24 g/L) (25 ºC), Calc.^*
• Density: 1.186±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Melting point: 154 ºC^**
• Boiling point: 238.1±13.0 ºC (760 Torr), Calc.^*
• Flash point: 97.8±19.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2016 ACD/Labs)

^** Reisch, J.; Archiv der Pharmazie (Weinheim, Germany) 1975, V308(3), P203-9.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Eye irritation	Eye Irrit.	2A	H319
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335