ChemicalBook--->CAS DataBase List--->143874-13-9

143874-13-9

143874-13-9 Structure

143874-13-9 Structure
IdentificationBack Directory
[Name]

3,4-DIFLUOROPHENYLACETYLENE
[CAS]

143874-13-9
[Synonyms]

3,4-DIFLUOROPHENYLACETYLENE
3,4-difluorobenzeneacetylene
1,2-Difluoro-4-ethynylbenzene
3,4-Difluoro-1-ethynylbenzene
4-ETHYNYL-1,2-DIFLUORO-BENZENE
3,4-Difluorophenylacetylene95%
Benzene, 4-ethynyl-1,2-difluoro-
Benzene, 4-ethynyl-1,2-difluoro- (9CI)
[Molecular Formula]

C8H4F2
[MDL Number]

MFCD08059511
[MOL File]

143874-13-9.mol
[Molecular Weight]

138.11
Chemical PropertiesBack Directory
[Boiling point ]

54/2mm
[density ]

1.144 g/mL at 25 °C
[refractive index ]

1.4902
[Fp ]

7 °C
[storage temp. ]

Inert atmosphere,2-8°C
[form ]

clear liquid
[color ]

Colorless to Light yellow
[InChI]

InChI=1S/C8H4F2/c1-2-6-3-4-7(9)8(10)5-6/h1,3-5H
[InChIKey]

XFPAOXIWRDDQGG-UHFFFAOYSA-N
[SMILES]

C1(F)=CC=C(C#C)C=C1F
Safety DataBack Directory
[Hazard Codes ]

F
[Risk Statements ]

11
[RIDADR ]

UN 1993 3/PG 2
[WGK Germany ]

3
[Hazard Note ]

Flammable
[HazardClass ]

3
[HS Code ]

2902900000
[Storage Class]

3 - Flammable liquids
[Hazard Classifications]

Flam. Liq. 2
Hazard InformationBack Directory
[Uses]

3,4-DIFLUOROPHENYLACETYLENE is a fundamental building block used in organic synthesis for the preparation of metalated and metal-free tetraalkynyl-substituted phthalocyanines, and 3,5-substituted enones etc.
Spectrum DetailBack Directory
[Spectrum Detail]

3,4-DIFLUOROPHENYLACETYLENE(143874-13-9)1HNMR
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