2,5-Difluoroterephthalonitrile
Names
[ CAS No. ]:
1897-49-0
[ Name ]:
2,5-Difluoroterephthalonitrile
[Synonym ]:
2,5-Difluoroterephthalonitrile
1,4-Benzenedicarbonitrile,2,5-difluoro
2,5-Difluoro-1,4-benzenedicarbonitrile
1,4-Benzenedicarbonitrile, 2,5-difluoro-
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
271.0±40.0 °C at 760 mmHg
[ Molecular Formula ]:
C8H2F2N2
[ Molecular Weight ]:
164.112
[ Flash Point ]:
117.7±27.3 °C
[ Exact Mass ]:
164.018600
[ PSA ]:
47.58000
[ LogP ]:
0.26
[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C
[ Index of Refraction ]:
1.515
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- CZ1941000
- CHEMICAL NAME :
- 1,4-Benzenedicarbonitrile, 2,5-difluoro-
- CAS REGISTRY NUMBER :
- 1897-49-0
- LAST UPDATED :
- 199007
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C8-H2-F2-N2
- MOLECULAR WEIGHT :
- 164.12
- WISWESSER LINE NOTATION :
- NCR BF EF DCN
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 56 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 21,906,1978