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HYDRAZINE Structure

HYDRAZINE

Product NameHYDRAZINE

CAS302-01-2

CBNumberCB7742604

MFH4N2

MW32.05

EINECS206-114-9

MDL NumberMFCD00011417

MOL File302-01-2.mol

MSDS FileSDS

Chemical Properties

Melting point 1,4°C
Boiling point 65 °C
Density  1.011 g/mL at 25 °C
vapor density  >1 (vs air)
vapor pressure  5 mm Hg ( 25 °C)
refractive index  n20/D 1.47(lit.)
Flash point −4 °F
storage temp.  2-8°C
form  Liquid
pka pK1 (25°): ~6.05
color  Clear colorless
Odor Fishy or ammonia-like odor detectable at 3 to 4 ppm (mean = 3.7 ppm)
explosive limit 99.99%
Water Solubility  miscible with H2O and the following alcohols: methyl, ethyl, propyl, isobutyl [MER06]
Merck  13,4789
BRN  878137
Exposure limits TLV-TWA (skin) 1 ppm (1.3 mg/m3 ) (MSHA and OSHA), 0.1 ppm (ACGIH).
Stability Stability May be an explosion hazard, particularly if heated. Incompatible with sources of ignition, light, shock, strong oxidizing agents, strong acids, metal oxides, nitrous oxide, hydrogen peroxide, most common metals, organic materials, porous materials such as wood, paper, asbestos, soil or rust. Many types of metal may cause rapid d
CAS DataBase Reference 302-01-2(CAS DataBase Reference)
IARC 2A (Vol. 4, Sup 7, 71, 115) 2018
EPA Substance Registry System Hydrazine (302-01-2)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H301+H331-H314-H317-H350-H410
Precautionary statements P201-P261-P273-P280-P301+P310+P330-P305+P351+P338
Hazard Codes  T,N,F
Risk Statements  45-23/24/25-34-43-50/53-10-51/53-36/37/38-20/21/22-19-11-36/38
Safety Statements  53-26-36/37-45-61-60-36/37/39-16
RIDADR  UN 3293 6.1/PG 3
WGK Germany  3
RTECS  MU7175000
10-21
Autoignition Temperature 24 °C on iron rust surface; 270 °C on glass surface
HazardClass  8
PackingGroup  I
HS Code  28251090
Hazardous Substances Data 302-01-2(Hazardous Substances Data)
Toxicity LD50 in mice (mg/kg): 57 i.v.; 59 orally (Witkin)
IDLA 50 ppm
NFPA 704:
4
4 3

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