Phenylhydrazine

C₆H₈N₂CAS 100-63-0108.14 g/mol

Open in Covalent MOL file

Primary amine Secondary amine

Properties

Molecular formula: C₆H₈N₂
Molar mass: 108.14 g/mol
Exact mass: 108.0687 Da
Density: 1.0978 g/mL (at 20 °C)
Melting point: 19.5 °C
Boiling point: 71.8 °C (at 1 Torr)
pKa: 5.21
Flash point: 87.8 °C (closed cup)
Water solubility: 145 g/L (25 °C)
logP: 0.97Crippen estimate
Polar surface area: 38.0 Å²
H-bond donors / acceptors: 2 / 2
Rotatable bonds: 1

Hazards

Danger

H301 Toxic if swallowedAcute toxicity, oral
H311 Toxic in contact with skinAcute toxicity, dermal
H315 Causes skin irritationSkin corrosion/irritation
H317 May cause an allergic skin reactionSensitization, Skin
H319 Causes serious eye irritationSerious eye damage/eye irritation
H331 Toxic if inhaledAcute toxicity, inhalation
H341 Suspected of causing genetic defectsGerm cell mutagenicity
H350 May cause cancerCarcinogenicity
H372 ** Causes damage to organs through prolonged or repeated exposureSpecific target organ toxicity, repeated exposure
H400 Very toxic to aquatic lifeHazardous to the aquatic environment, acute hazard

Harmonised EU classification (CLP Annex VI, index 612-023-00-9[1]), via PubChem.

Precautionary statements

P203, P260, P261, P262, P264, P264+P265, P270, P271, P272, P273, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P316, P318, P319, P321, P330, P332+P317, P333+P317, P337+P317, P361+P364, P362+P364, P391, P403+P233, P405, P501