CAS 1897-49-0|2,5-Difluoroterephthalonitrile

Introduction：Basic information about CAS 1897-49-0|2,5-Difluoroterephthalonitrile, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Synonyms

Common Name	2,5-Difluoroterephthalonitrile
CAS Number	1897-49-0	Molecular Weight	164.112
Density	1.4±0.1 g/cm3	Boiling Point	271.0±40.0 °C at 760 mmHg
Molecular Formula	C₈H₂F₂N₂	Melting Point	/
MSDS	/	Flash Point	117.7±27.3 °C

Names

Name	2,5-difluorobenzene-1,4-dicarbonitrile
Synonym	More Synonyms

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
InChIKey	XYFQWMPHYSQURI-UHFFFAOYSA-N
SMILES	N#Cc1cc(F)c(C#N)cc1F

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

Synonyms

2,5-Difluoroterephthalonitrile

1,4-Benzenedicarbonitrile,2,5-difluoro

2,5-Difluoro-1,4-benzenedicarbonitrile

1,4-Benzenedicarbonitrile, 2,5-difluoro-

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