Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,3,5,6-Tetrafluoroterephthalonitrile
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2,3,5,6-Tetrafluoroterephthalonitrile
Price: ￥128.0/5g ￥468.0/25g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

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

Henan Tianfu Chemical Co., Ltd.
China
Product Name: Tetrafluoroterephthalonitrile
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

1835-49-0

1835-49-0 structure

1835-49-0 structure

Name: 2,3,5,6-Tetrafluoroterephthalonitrile
Chemical Name: Tetrafluoroterephthalonitrile
CAS Number: 1835-49-0
Molecular Formula: C₈F₄N₂
Molecular Weight: 200.093
Catalog: Chemical reagent Organic reagent Cyanide/nitrile
Create Date: 2018-09-12 15:12:36
Modify Date: 2025-08-27 14:49:32

Name	Tetrafluoroterephthalonitrile
Synonyms	2,3,5,6-tetrafluoroisophthalonitrile tetrafluoroterephthalonitile 1,4-Dicyanotetrafluorobenzene PERFLUOROTEREPHTHALONITRILE Diamond 2031 2,3,5,6-Tetrafluoro-1,4-dicyanobenzene tetrafluoroterephthalodinitrile 2,3,5,6-Tetrafluoroterephthalonitrile 1,4-dicyano-2,3,5,6-tetrafluorobenzene Tetrafluoro-t-phthalonitrile EINECS 217-397-3 MFCD00001776 1,4-Benzenedicarbonitrile, 2,3,5,6-tetrafluoro- Terephthalonitrile,tetrafluoro

Density	1.5±0.1 g/cm3
Boiling Point	243.3±40.0 °C at 760 mmHg
Melting Point	197-199 °C(lit.)
Molecular Formula	C₈F₄N₂
Molecular Weight	200.093
Flash Point	100.9±27.3 °C
Exact Mass	199.999756
PSA	47.58000
LogP	-0.55
Vapour Pressure	0.0±0.5 mmHg at 25°C
Index of Refraction	1.474

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CZ1955000

CHEMICAL NAME :: 1,4-Benzenedicarbonitrile, 2,3,5,6-tetrafluoro-

CAS REGISTRY NUMBER :: 1835-49-0

LAST UPDATED :: 199503

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-F4-N2

MOLECULAR WEIGHT :: 200.10

WISWESSER LINE NOTATION :: NCR BF CF EF FF 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

Symbol	GHS06
Signal Word	Danger
Hazard Statements	H301-H315-H319-H335
Precautionary Statements	P261-P301 + P310-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes	T:Toxic;
Risk Phrases	R20/21;R25;R36/37/38
Safety Phrases	S26-S45-S37/39-S22
RIDADR	UN 3439 6.1/PG 3
WGK Germany	3
RTECS	CZ1955000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2926909090

Precursor 8
1897-41-2 719-32-4 1786-85-2 100-20-9
950-71-0 344-03-6 544-92-3 773-82-0
DownStream 10
5216-17-1 327-54-8 89992-52-9 3217-47-8
92339-07-6 652-36-8 133622-66-9 306739-72-0
67205-66-7 67205-67-8

HS Code	2926909090
Summary	HS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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