| Melting point |
1,4°C |
| Boiling point |
113.5 °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 |
| solubility |
very soluble in H2O, ethanol,methanol |
| 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] |
| Thermal Conductivity |
0.57 W/(m·K) |
| Merck |
13,4789 |
| BRN |
878137 |
| Henry's Law Constant |
1.6×101 mol/(m3Pa) at 25℃, HSDB (2015) |
| Dielectric constant |
52.0（20℃） |
| 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 |
| InChI |
1S/H4N2/c1-2/h1-2H2 || [1S/H4N2/c1-2/h1-2H2] |
| InChIKey |
[OAKJQQAXSVQMHS-UHFFFAOYSA-N] || OAKJQQAXSVQMHS-UHFFFAOYSA-N |
| SMILES |
NN |
| LogP |
-0.16 at 20℃ |
| 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) |
