1-Ethyl-1-phenylhydrazine

  • 1-Phenyl-1-ethylhydrazine
  • N-Ethyl-N-phenylhydrazine
Formula
C8H12N2
Structure

Registry Numbers and Inventories.
CAS
644-21-3
RTECS
MV3900000
Beilstein/Gmelin
2689935
Beilstein Reference
3-15-00-00074

Properties.
Formula
C8H12N2
Formula mass
136.22
Melting point, °C
49
Boiling point, °C
237
Vapor pressure, mmHg
0.05 (25 C)
Critical temperature
443
Critical pressure
38.55
Density
1.0181 g/cm3 (21 C)
Solubility in water
4.4 g/L (25 C)
Refractive index
1.5711 (21<sup>o</sup>C)
pKa/pKb
8.50 (pKb)
Partition coefficient, pKow
1.39
Heat of vaporization
47.38 kJ/mol

Hazards and Protection.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.

Fire.
Flash Point,°C
99
Fire fighting
Extinguish with water spray, carbon dioxide, dry chemical powder or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Hazards
Emits toxic fumes under fire conditions.

Health.
Exposure effects

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water. Remove contaminated clothing and shoes. Call a physician.
   Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.

Transport.