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LC4588 Phenylhydrazine
for synthesis


Order number Packaging Quantity Price €
AC31588 Glass bottle 5 ml 10.89
AC31588 Glass bottle 250 ml 18.23
AC31588 Glass bottle 1 l 63.45


Product information
Hill Formula C6H8N2
Chemical formula C6H5NHNH2
HS Code 2928 00 90
EC number 202-873-5
Molar mass 108.14 g/mol
EC index number 612-023-00-9
CAS number 100-63-0


Chemical and physical data
Ignition temperature 195 °C
Solubility 145 g/l (25 °C)
Melting point 19.6 °C
Molar mass 108.14 g/mol
Density 1.10 g/cm3 (20 °C)
pH value (H2O, 25 °C) alkaline,(undiluted)
Boiling point 244 °C (1013 hPa)
Vapor pressure 0.1 hPa (20 °C)
Explosion limit 1.1 %(V)
Flash point 88 °C
Refractive index 1.607 (20 °C, 589 nm)


Safety information
R Phrase R 45-23/24/25-36/38-43-48/23/24/25-50-68
May cause cancer.Also toxic by inhalation, in contact with skin and if swallowed.Irritating to eyes and skin.May cause sensitization by skin contact.Also toxic: danger of serious damage to health by prolonged exposure through inhalation, in contact with skin and if swallowed.Very toxic to aquatic organisms.Possible risk of irreversible effects.
S Phrase S 53-45-61
Avoid exposure – obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger carcinogenic, toxic, irritant, sensitizing, dangerous for the environment, mutagenic
Hazard Symbol Toxic
Dangerous for the environment
RTECS MV8925000
Storage class 6.1A Combustible substances, toxic
WGK WGK 3 highly water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).


Transport information
Declaration (transport by sea) IMDG-Code UN 2572 PHENYLHYDRAZINE, 6.1, II
Declaration (transport by air) IATA-DGR UN 2572 PHENYLHYDRAZINE, 6.1, II


Toxicological data
LD 50 oral LD50 rat 188 mg/kg


Assay (HClO4) ≥ 98 %
Density (d 20 °C/ 4 °C) 1.096 – 1.099
Identity (IR) passes test