2-Ethynylaniline Chemical Properties

Melting point:

87-88 °C

Boiling point:

229-230 °C (lit.)

Density 

1.030 g/mL at 25 °C (lit.)

refractive index 

n20/D 1.6200(lit.)

Flash point:

209 °F

storage temp. 

under inert gas (nitrogen or Argon) at 2–8 °C

form 

clear liquid

pka

1?+-.0.10(Predicted)

color 

Colorless to Light orange to Yellow

InChIKey

ALQPJHSFIXARGX-UHFFFAOYSA-N

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

WGK Germany 

3

HS Code 

2921490090

2-Ethynylaniline Usage And Synthesis

Uses

2-Ethynylaniline is an impurity of erlotinib.

2-Ethynylaniline(52670-38-9)Related Product Information

• 4-ETHYNYLANILINE
• Erlotinib iMpurity 2
• Erlotinib D6 HCl
• 4-Chloro-6,7-bis(2-methoxyethoxy)quinazoline
• DesMethyl Erlotinib Carboxylate Acid
• OSI-420
• Erlotinib iMpurity B
• Erlotinib Hydrochloride iMpurity
• Erlotinib hydrochloride
• Erlotinib Imp.9
• Erlotinib
• Icotinib Impurity 5
• Erlotinib Impurity 93
• 2,3,5-Trimethylpyridine-1-Oxide
• Erlotinib
• Icotinib Impurity 1
• 2-Amino-4,5-bis-(2-methoxy-ethoxy)-benzoic acid >98%
• 3-Aminoacetophenone