2,4-Difluorobenzonitrile

Modify Date: 2025-08-21 16:34:55

2,4-Difluorobenzonitrile Structure
2,4-Difluorobenzonitrile structure
 Common Name 2,4-Difluorobenzonitrile
CAS Number 3939-09-1 Molecular Weight 139.102
Density 1.3±0.1 g/cm3 Boiling Point 181.6±20.0 °C at 760 mmHg
Molecular Formula C7H3F2N Melting Point 47-49 °C(lit.)
MSDS Chinese USA Flash Point 63.6±21.8 °C
Symbol GHS07
GHS07		 Signal Word Warning

 Names

Name 2,4-Difluorobenzonitrile
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 181.6±20.0 °C at 760 mmHg
Melting Point 47-49 °C(lit.)
Molecular Formula C7H3F2N
Molecular Weight 139.102
Flash Point 63.6±21.8 °C
Exact Mass 139.023361
PSA 23.79000
LogP 1.59
Vapour Pressure 0.8±0.3 mmHg at 25°C
Index of Refraction 1.486
InChIKey LJFDXXUKKMEQKE-UHFFFAOYSA-N
SMILES N#Cc1ccc(F)cc1F

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302 + H312 + H332-H315-H319-H335
Precautionary Statements P261-P280-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn:Harmful;
Risk Phrases R20/21/22;R36/37/38
Safety Phrases S26-S37/39-S36/37/39
RIDADR 3439
WGK Germany 3
Packaging Group III
Hazard Class 6.1
HS Code 2926909090

 Synthetic Route

1-Chloro-2,4-difluorobenzene structure

1-Chloro-2,4-di...

CAS#:1435-44-5

zinc,dicyanide structure

zinc,dicyanide

CAS#:557-21-1

~74%

2,4-Difluorobenzonitrile Structure

2,4-Difluoroben...

CAS#:3939-09-1

Literature: Littke, Adam; Soumeillant, Maxime; Kaltenbach III, Robert F.; Cherney, Robert J.; Tarby, Christine M.; Kiau, Susanne Organic Letters, 2007 , vol. 9, # 9 p. 1711 - 1714
1-Bromo-2,4-difluorobenzene structure

1-Bromo-2,4-dif...

CAS#:348-57-2

~74%

2,4-Difluorobenzonitrile Structure

2,4-Difluoroben...

CAS#:3939-09-1

Literature: Schareina, Thomas; Zapf, Alexander; Beller, Matthias Journal of Organometallic Chemistry, 2004 , vol. 689, # 24 SPEC. ISS. p. 4576 - 4583
1-Chloro-2,4-difluorobenzene structure

1-Chloro-2,4-di...

CAS#:1435-44-5

POTASSIUM CYANIDE structure

POTASSIUM CYANIDE

CAS#:151-50-8

~43%

2,4-Difluorobenzonitrile Structure

2,4-Difluoroben...

CAS#:3939-09-1

Literature: Sundermeier, Mark; Zapf, Alexander; Mutyala, Sateesh; Baumann, Wolfgang; Sans, Juergen; Weiss, Stefan; Beller, Matthias Chemistry - A European Journal, 2003 , vol. 9, # 8 p. 1828 - 1836
2-CHLORO-4-NITROBENZONITRILE structure

2-CHLORO-4-NITR...

CAS#:28163-00-0

~9%

2,4-Difluorobenzonitrile Structure

2,4-Difluoroben...

CAS#:3939-09-1

2-Chloro-4-fluorobenzonitrile structure

2-Chloro-4-fluo...

CAS#:60702-69-4

Literature: Journal of Fluorine Chemistry, , vol. 63, # 1-2 p. 25 - 30
2,4-dinitrobenzonitrile structure

2,4-dinitrobenz...

CAS#:4110-33-2

~99%

2,4-Difluorobenzonitrile Structure

2,4-Difluoroben...

CAS#:3939-09-1

Literature: Boechat, Nubia; Clark, James H. Journal of the Chemical Society, Chemical Communications, 1993 , # 11 p. 921 - 922
2,4-dinitrobenzonitrile structure

2,4-dinitrobenz...

CAS#:4110-33-2

~%

2,4-Difluorobenzonitrile Structure

2,4-Difluoroben...

CAS#:3939-09-1

2-Fluoro-4-nitrobenzonitrile structure

2-Fluoro-4-nitr...

CAS#:34667-88-4

Literature: Journal of the Chemical Society, Chemical Communications, , # 11 p. 921 - 922

 Customs

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%

 Articles3

More Articles
Studies on the synthetic compatibility of aryloxime linkers in the solid-phase synthesis of 3-aminobenzisoxazoles.

J. Org. Chem. 65(10) , 2924-32, (2000)

Further exploration of the scope of our solid-phase method for the synthesis of 3-aminobenzisoxazoles (using the Kaiser oxime resin 1) is described. The effects of base, leaving group, and solvent on ...

Macrocycles. XXVIII. Cyclic poly (benzonitrile ether) s derived from bisphenol A. Kricheldorf HR, et al.

J. Polym. Sci. A Polym. Chem. 41(23) , 3838-46, (2003)

Practical Synthesis of 4-Fluoro-2-(methylthio) benzylamine and the Corresponding Sulfone and Sulfonamide. Perlow DS, et al.

Synth. Commun. 37(11) , 1887-97, (2007)

 Synonyms

1,3-Difluor-4-cyanobenzol
BENZONITRILE,2,4-DIFLUORO-
NO: 3939-9-1
2(4-DIFLUOROBENZONITRILE
2,4-Difluoro benzonitrile
2,4-Difluorobenzonit
EINECS 223-523-8
1-cyano-2,4-difluorobenzene
2.4-Difluorbenznitril
2,4-difluorobenzenecarbonitrile
2,4-Difluorobenzonitril
MFCD00009826
4-Difluorobenzonitrile
2,4-Difluorobenzonitrile
2 4-DIFLUOROBENZONITRILE
2,4-difluorobenzonilyile
Benzonitrile, 2,4-difluoro-
2,4-difluoro-benzonitrile
2,4-Difuorobenzonitrile
NCR BF DF
2,4,6-TRIHYDROXYACETOPHENONE MONOHYDRATE
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