ChemicalBook > CAS DataBase List > 2-FLUORO-BENZENE-1,4-DIAMINE

2-FLUORO-BENZENE-1,4-DIAMINE

Product Name
2-FLUORO-BENZENE-1,4-DIAMINE
CAS No.
14791-78-7
Chemical Name
2-FLUORO-BENZENE-1,4-DIAMINE
Synonyms
2-FLUORO-BENZENE-1,4-DIAMINE;1,4-Benzenediamine, 2-fluoro-;2-fluoro-para-phenylenediamine
CBNumber
CB71493624
Molecular Formula
C6H7FN2
Formula Weight
126.13
MOL File
14791-78-7.mol
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2-FLUORO-BENZENE-1,4-DIAMINE Property

Melting point:
87.5-89.0 °C
Boiling point:
256.1±20.0 °C(Predicted)
Density 
1.284±0.06 g/cm3(Predicted)
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
pka
4.84±0.10(Predicted)
Appearance
Gray to black Solid
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H302Harmful if swallowed

H318Causes serious eye damage

Precautionary statements

P280Wear protective gloves/protective clothing/eye protection/face protection.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

TRC
Product number
F596698
Product name
2-Fluorobenzene-1,4-diamine
Packaging
500mg
Price
$675
Updated
2021/12/16
TRC
Product number
F596698
Product name
2-Fluorobenzene-1,4-diamine
Packaging
1g
Price
$965
Updated
2021/12/16
SynQuest Laboratories
Product number
3H30-3-68
Product name
2-Fluorobenzene-1,4-diamine
Purity
97%
Packaging
250mg
Price
$143
Updated
2021/12/16
SynQuest Laboratories
Product number
3H30-3-68
Product name
2-Fluorobenzene-1,4-diamine
Purity
97%
Packaging
1g
Price
$295
Updated
2021/12/16
AK Scientific
Product number
7364AA
Product name
2-Fluorobenzene-1,4-diamine
Packaging
1g
Price
$317
Updated
2021/12/16
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2-FLUORO-BENZENE-1,4-DIAMINE Chemical Properties,Usage,Production

Synthesis

105931-73-5

14791-78-7

The general procedure for the synthesis of 2-fluorobenzene-1,4-diamine using 1-bromo-3-fluoro-4-iodobenzene as starting material was as follows: a mixture of substrate (0.25 mmol), complex 1 (2.5 x 10^-3 mmol), Cs2CO3 (1 mmol), and concentrated HCl was added to a sealed reaction tube. Subsequently, a solution of NH3 (aq) (0.5 mL) and TBAB (0.25 mmol) in water (0.5 mL) was injected into the reaction tube. The temperature of the reaction system was raised to 110-140 °C and the reaction mixture was stirred at this temperature for 8-24 hours. After completion of the reaction, the mixture was cooled to room temperature, poured into saturated NaCl solution, extracted with ethyl acetate and the organic phase was dried over anhydrous MgSO4. After removal of the solvent under reduced pressure, the residue was purified by recrystallization or silica gel column chromatography. All the products were characterized by NMR spectroscopy and the data were consistent with those reported in the literature.

References

[1] Catalysis Communications, 2013, vol. 32, p. 28 - 31

2-FLUORO-BENZENE-1,4-DIAMINE Preparation Products And Raw materials

Raw materials

Preparation Products

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2-FLUORO-BENZENE-1,4-DIAMINE Suppliers

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