Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,5-Difluoroterephthalonitrile
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,5-Difluoro-1,4-benzenedicarbonitrile
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 2,5-Difluoroterephthalonitrile
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 406104890@qq.com

1897-49-0

1897-49-0 structure

1897-49-0 structure

Name: 2,5-Difluoroterephthalonitrile
Chemical Name: 2,5-difluorobenzene-1,4-dicarbonitrile
CAS Number: 1897-49-0
Molecular Formula: C₈H₂F₂N₂
Molecular Weight: 164.112
Create Date: 2018-08-11 09:01:52
Modify Date: 2025-08-25 22:14:15

Name	2,5-difluorobenzene-1,4-dicarbonitrile
Synonyms	2,5-Difluoroterephthalonitrile 1,4-Benzenedicarbonitrile,2,5-difluoro 2,5-Difluoro-1,4-benzenedicarbonitrile 1,4-Benzenedicarbonitrile, 2,5-difluoro-

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

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

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