N,N-Dimethylhydrazin
Bezeichnung:N,N-Dimethylhydrazin
CAS-Nr57-14-7
Englisch Name:1,1-Dimethylhydrazine
CBNumberCB0437549
SummenformelC2H8N2
Molgewicht60.1
MOL-Datei57-14-7.mol
Synonyma
N,N-Dimethylhydrazin
Dimethylhydrazin
N,N-Dimethylhydrazin physikalisch-chemischer Eigenschaften
Schmelzpunkt | -57.2 °C |
Siedepunkt | 60-62 °C(lit.) |
Dichte | 0.79 g/mL at 20 °C(lit.) |
Dampfdichte | 1.94 (vs air) |
Dampfdruck | 103 mm Hg ( 20 °C) |
Brechungsindex | n |
Flammpunkt | 34 °F |
storage temp. | 2-8°C |
Löslichkeit | Miscible with alcohol, N,N-dimethylformamide, ether, hydrocarbons (Windholz et al., 1983), and many other polar solvents. |
pka | 8.19±0.18(Predicted) |
Aggregatzustand | Colorless liquid |
Explosionsgrenze | 95% |
Wasserlöslichkeit | miscible |
Sensitive | Hygroscopic |
Merck | 14,3247 |
BRN | 605261 |
Henry's Law Constant | 2.45(x 10-9 atm?m3/mol) at 25 °C (quoted, Mercer et al., 1990) |
Expositionsgrenzwerte | TLV-TWA skin 0.5 ppm (1.0 mg/m3 ) (ACGIH, MSHA, and OSHA); carcinogenicity: Animal Sufficient Evidence (IARC), Suspected Carcinogen (ACGIH). |
Kennzeichnung gefährlicher | F,T,N |
R-Sätze: | 45-11-23/25-34-51/53-37-23/24/25 |
S-Sätze: | 53-45-61-36/37 |
RIDADR | UN 1163 6.1/PG 1 |
OEL | Ceiling: 0.06 ppm (0.15 mg/m3) [2-hr] |
WGK Germany | 3 |
RTECS-Nr. | MV2450000 |
Selbstentzündungstemperatur | 478 °F |
HazardClass | 6.1 |
PackingGroup | I |
HS Code | 29280090 |
Giftige Stoffe Daten | 57-14-7(Hazardous Substances Data) |
Toxizität | Acute oral LD50 for rats 122 mg/kg, mice 265 mg/kg (quoted, RTECS, 1985). |
IDLA | 15 ppm |