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An impurity of Phenytoin which is believed to protect against seizures by causing voltage-dependent block of voltage gated sodium channels. Synonyms: 5157-15-3; Diphenylglycoluril; 7,8-Diphenylglycoluril; 3a,6a-Diphenylglycoluril; GLYCOLURIL, 3a,6a-DIPHENYL-. Grades: > 95%. CAS No. 5157-15-3. Molecular formula: C16H14N4O2. Mole weight: 294.32.
Phenytoin Impurity E
An impurity of Phenytoin which is an anticonvulsant used to control seizures. Synonyms: α-((Aminocarbonyl)amino)-α-phenyl benzeneacetic acid. Grades: > 95%. CAS No. 6802-95-5. Molecular formula: C15H14N2O3. Mole weight: 270.29.
Phenytoin Impurity F
An impurity of Phenytoin which is an anticonvulsant used to control seizures. Synonyms: 5-(p-Methylphenyl)-5-phenylhydantoin; 5-Phenyl-5-(p-tolyl)imidazolidine-2,4-dione; 5-(4-Methylphenyl)-5-phenylimidazolidine-2,4-dione; 5-Phenyl-5-(4-tolyl)hydantoin; 2,4-Imidazolidinedione, 5-(4-methylphenyl)-5-phenyl-; 5-(4-METHYLPHENYL)-5-PHENYLHYDANTOIN; 5-(4-methylphenyl)-5-phenyl-2,4-imidazolidinedione; 5-(4'-Methylphenyl)-5-phenylhydantoin. Grades: > 95%. CAS No. 51169-17-6. Molecular formula: C16H14N2O2. Mole weight: 266.3.
Benzil
An impurity of Phenytoin which is an anti-arrhythmic and a muscle relaxant. Uses: Used in organic syntheses. Synonyms: 1,2-diphenylethane-1,2-dione. Grades: 98 %. CAS No. 134-81-6. Molecular formula: C14H10O2. Mole weight: 210.23.
Benzophenone
An impurity of Phenytoin which is an anticonvulsant that is used in a wide variety of seizures. Uses: It is used in the manufacturing of antihistamines, hypnotics, insecticides.this compound is a contaminant of emerging concern (cecs). Synonyms: diphenylmethanone. Grades: > 95 %. CAS No. 119-61-9. Molecular formula: C13H10O. Mole weight: 182.22.
Benzophenone
United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standardsfood contact materialsstandards for food regulatory methodseuropean pharmacopoeia (ph. eur.)pharmacopoeial standards. Alternative Names: Diphenhydramine Hydrochloride Imp. E (EP), SKF-3353, Ph Eur Diphenhydramine HCl Impurity E,Benzophenone, Hydrocodone Hydrogen Tartrate 2.5-Hydrate Imp. H (EP), Dimenhydrinate Imp. J (EP), Diphenylmethanone, Hydrocodone Imp. H (EP), Phenytoin Imp. A (EP), Diphenhydramine Imp. E (EP), Phenytoin Sodium Imp. A (EP).
Diphenylglycoluril
A bicyclic bis-urea derivative. Studies suggest that it has potential anticonvulsant activity. An impurity found in the synthesis of Phenytoin. Group: Biochemicals. Alternative Names: Tetrahydro-3a,6a-diphenyl-imidazo[4,5-d]imidazole-2,5(1H,3H)-dione; 3a,6a-Diphenylglycoluril; NSC 144422; NSC 87602. Grades: Highly Purified. CAS No. 5157-15-3. Pack Sizes: 10mg. US Biological Life Sciences.