BENZENE, 1-ETHYNYL-2,4-DIFLUORO-

[ Density]:
1.17g/cm3

[ Boiling Point ]:
134.7ºC at 760 mmHg

[ Melting Point ]:
29-32ºC(lit.)

[ Molecular Formula ]:
C₈H₄F₂

[ Molecular Weight ]:
138.11400

[ Flash Point ]:
92 °F

[ Exact Mass ]:
138.02800

[ LogP ]:
1.94610

[ Index of Refraction ]:
1.492

[ Storage condition ]:
2-8°C

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H228-H315-H319-H335

[ Precautionary Statements ]:
P210-P280-P304 + P340 + P312-P305 + P351 + P338-P337 + P313

[ Personal Protective Equipment ]:
Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
10-36/37/38

[ Safety Phrases ]:
16-26-36

[ RIDADR ]:
UN 1325 4.1/PG 3

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
4.1

[ HS Code ]:
2903999090

Precursor

DownStream

[ HS Code ]: 2903999090

[ Summary ]:
2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Synthesis of glycidyl triazolyl polymers using click chemistry. Jung JH, et al.

Tetrahedron Lett. 48(37) , 6442-6448, (2007)

Sulfonated poly (arylene ether) membranes containing perfluorocyclobutyl and ethynyl groups: Increased mechanical strength through chain extension and crosslinking. Lee SB, et al.

J. Membr. Sci. 456 , 49-56, (2014)

Synthesis of 3, 4, 5-Trisubstituted Isoxazoles through Gold-Catalyzed Cascade Cyclization- Oxidative Alkynylation and Cyclization-Fluorination of 2-Alkynone O-Methyloximes. Song D-H and Ryu J-S.

Bull. Korean Chem. Soc. 35(9) , 2635-2644, (2014)

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