Phenylhydrazine

Phenylhydrazine
Names
Preferred IUPAC name
Phenylhydrazine
Other names
Hydrazinobenzene
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.002.612
KEGG
UNII
  • InChI=1S/C6H8N2/c7-8-6-4-2-1-3-5-6/h1-5,8H,7H2 Y
    Key: HKOOXMFOFWEVGF-UHFFFAOYSA-N Y
  • InChI=1/C6H8N2/c7-8-6-4-2-1-3-5-6/h1-5,8H,7H2
    Key: HKOOXMFOFWEVGF-UHFFFAOYAN
  • NNc1ccccc1
Properties
C6H5NHNH2
Molar mass 108.144 g·mol−1
Appearance Colorless to pale-yellow liquid or solid
Odor faint, aromatic
Density 1.0978 g/cm3
Melting point 19.5 °C (67.1 °F; 292.6 K) (24 °C for hemihydrate)
Boiling point 243.5 °C (470.3 °F; 516.6 K) (decomposition)
Vapor pressure 0.04 mmHg (25°C)
−67.82·10−6 cm3/mol
Hazards
NFPA 704 (fire diamond)
3
2
3
Flash point 88 °C; 190 °F; 361 K
Lethal dose or concentration (LD, LC):
  • 188 mg/kg (rat, oral)
  • 175 mg/kg (mouse, oral)
  • 80 mg/kg (rabbit, oral)
  • 80 mg/kg (guinea pig, oral)
  • 200-250 mg/kg (dog, oral)
NIOSH (US health exposure limits):
PEL (Permissible)
 TWA 5 ppm (22 mg/m3) [skin]
REL (Recommended)
 Ca C 0.14 ppm (0.6 mg/m3) [2-hr] [skin]
IDLH (Immediate danger)
 Ca [15 ppm]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

Phenylhydrazine is the chemical compound with the formula C6H5NHNH2. It is often abbreviated as PhNHNH2. It is also found in edible mushrooms.

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