(chemistry) A transparent crystalline substance, C₆H₅.CO. NH₂, obtained by the action of ammonia on benzoyl chloride and by several other reactions with benzoyl compounds.

plural of benzal

(organic chemistry, uncountable) A chemical compound (C₆H₅CHO) consisting of a benzene ring with an aldehyde substituent. / (countable) Any of various derivatives of benzaldehyde.

plural of benzaldehyde

(organic chemistry) A nitrogenous cationic surface-acting agent of the quaternary ammonium group, used as a biocide, as a cationic surfactant and as a phase transfer agent in the chemical industry.

(organic chemistry) chalcone

plural of benzalacetophenone

(pharmacology) Any of a class of quaternary ammonium cations containing a benzyl, two methyl and another, longer alkyl group

plural of benzalkonium

(organic chemistry) The aldoxime of benzaldehyde.