diphenylmethane


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diphenylmethane

[dī¦fen·əl′me‚thān]
(organic chemistry)
(C6H5)2CH2 Combustible, colorless crystals melting at 26.5°C; used in perfumery, dyes, and organic synthesis.
References in periodicals archive ?
5 liters of HCL Acid, 20 bottles of AU Formate, four bottles of ethanol absolute, 52 bottles of 500ml methanol, 20 empty bottles of 500ml methanol, 27 bottles of 500ml tartaric acid, 12 bottles of 250 ml diphenylmethane sulphate, 77 500ml bottles of ethanol, seven bottles of 2.
The list also includes selected diphenylmethane diisocyanate (MDI) products.
5) Diphenylmethane diisocyanate, common in high-strength household glue, has been reported to produce gastric obstructions in dogs.
In case of a lower content of alkali the first-formed monohydroxymethylphenols have a greater tendency to further condensation to diphenylmethane derivatives.
This reaction, leading to diphenylmethane, is of the same type as the formation of phenolic resins from phenol and formaldehyde.
Totally five AAs were detected (Table 7), including alkyl-substituted tetralins (peaks 4 and 8), naphthalene (peak 12) and diphenylmethane (peak 22) along with a sterane (peak 31).
The low prevalence of occupational asthma and antibody-dependent sensitization to diphenylmethane diisocyanate in a plant engineered for minimal exposure to diisocyanates.
The chemicals most affected by rising oil prices and decreasing availability are diphenylmethane diisocyanate (MDI), polyol, and pentane.
The majority of polyurea systems in use today are aromatic and based on diphenylmethane diisocyanate (MDI) prepolymers, polyoxypropylene amines, and aromatic amines.
Bisacodyl (eg, Dulcolax), a diphenylmethane, alters electrolyte transportation within intestinal mucosa and stimulates peristalsis.