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Exifone

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Exifone Basic information

Product Name:
Exifone
Synonyms:
  • 3,4,5,2',3',4'-HEXAHYDROXYBENZOPHENONE
  • (2,3,4-trihydroxyphenyl)(3,4,5-trihydroxyphenyl)methanone
  • 2,3,3',4,4',5'-HEXAHYDROXYBENZOPHENONE
  • 2,3,4,3',4',5'-HEXAHYDROXY BENZOPHENONE
  • EXIFONE
  • (2,3,4-trihydroxyphenyl)(3,4,5-trihydroxyphenyl)-methanon
  • 4-galloylpyrogallol
  • adlone
CAS:
52479-85-3
MF:
C13H10O7
MW:
278.21
EINECS:
257-945-9
Product Categories:
  • Aromatics
  • Intermediates & Fine Chemicals
  • Neurochemicals
  • Pharmaceuticals
Mol File:
52479-85-3.mol
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Exifone Chemical Properties

Melting point:
245°C
Boiling point:
674.6±55.0 °C(Predicted)
Density 
1.759±0.06 g/cm3(Predicted)
storage temp. 
Sealed in dry,Room Temperature
solubility 
DMSO (Slightly), Methanol (Slightly)
form 
Solid
pka
6.99±0.40(Predicted)
color 
Yellow
Merck 
3915
Stability:
Hygroscopic
CAS DataBase Reference
52479-85-3(CAS DataBase Reference)
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Safety Information

Risk Statements 
36/37/38
Safety Statements 
26-36
RTECS 
PC4995000
Toxicity
LD50 in rats (g/kg): 0.355 i.p.; 1.425 orally (Gazave)

MSDS

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Exifone Usage And Synthesis

Description

Exifone is a nootropic indicated for the treatment of cognitive dysfunctions in geriatric patients. Its reported clinical efficacy is ascribed to pharmacological activities including activation of neuronal oxygen and glucose metabolism, free radical scavenging, and indirect effects on serotonergic and dopaminergic pathways.

Chemical Properties

yellow amorphous powder

Originator

Pharmascience (France)

Uses

Exifone is a nootropic drug and cognitive enhancing agent. Exifone is a free radical scavenger shown to have protective effects againts Exifone has been shown to antagonize amnesias induced by benzodiazepines in mice.

Preparation

Preparation by condensation of gallic acid with pyrogallol,
? in the presence of zinc chloride at 120° (good yield) or at 145° for 3 h (Nencki reaction);
? in the presence of zinc chloride and phosphorous oxychloride at 80° for 2 h, via Fries rearrangement.

Definition

ChEBI: (2,3,4-trihydroxyphenyl)-(3,4,5-trihydroxyphenyl)methanone is a member of benzophenones.

brand name

Adlone

Exifone Preparation Products And Raw materials

Raw materials

ExifoneSupplier

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