1,1,2,2-Tetrachlorethan
Bezeichnung:1,1,2,2-Tetrachlorethan
CAS-Nr79-34-5
Englisch Name:1,1,2,2-Tetrachloroethane
CBNumberCB9384693
SummenformelC2H2Cl4
Molgewicht167.85
MOL-Datei79-34-5.mol
Synonyma
1,1,2,2-Tetrachlorethan
Acetylentetrachlorid
sym-Tetrachlorethan
1,1,2,2-Tetrachlorethan physikalisch-chemischer Eigenschaften
Schmelzpunkt | -43 °C |
Siedepunkt | 147 °C(lit.) |
Dichte | 1.586 g/mL at 25 °C(lit.) |
Dampfdichte | 5.8 (vs air) |
Dampfdruck | 8 mm Hg ( 20 °C) |
Brechungsindex | n |
Flammpunkt | 142-146°C |
storage temp. | Store below +30°C. |
Löslichkeit | 2830g/l |
Aggregatzustand | Liquid |
Farbe | slightly green-yellow |
Wasserlöslichkeit | 0.3 g/100 mL (25 ºC) |
Merck | 14,9189 |
BRN | 969206 |
Henry's Law Constant | 6.22 at 30 °C (headspace-GC, Sanz et al., 1997) |
Expositionsgrenzwerte | Potential occupational carcinogen. NIOSH REL: TWA 1 ppm (7 mg/m3), IDLH 100 ppm; OSHA PEL: TWA 5 ppm (35 mg/m3); ACGIH TLV: TWA 1 ppm (adopted). |
Dielectric constant | 8.4199999999999999 |
Stabilität | Stable. Incompatible with strong oxidizing agents, strong bases. Reacts violently with sodium, potassium, nitrates, 2,4-dinitrophenyl disulphide. |
Kennzeichnung gefährlicher | T+,N,T,F |
R-Sätze: | 26/27-51/53-59-39/23/24/25-23/24/25-11 |
S-Sätze: | 38-45-61-36/37-16-7 |
RIDADR | UN 1702 6.1/PG 2 |
OEB | B |
OEL | TWA: 1 ppm (7 mg/m3) [skin] (Chloroethanes) |
WGK Germany | 3 |
RTECS-Nr. | KI8575000 |
TSCA | Yes |
HS Code | 2903 19 00 |
HazardClass | 6.1 |
PackingGroup | II |
Giftige Stoffe Daten | 79-34-5(Hazardous Substances Data) |
Toxizität | LD50 orally in rats: 0.20 ml/kg (Smyth) |
IDLA | 100 ppm |