Phenyl

Science / Chemistry / Phenyl: A molecular group or fragment formed by abstracting or substituting one of the hydrogen atoms attached to a benzene ring.

Paraphenylenediamine

Entertainment / Photography / Paraphenylenediamine: Reducing agent used in some fine grain and color developers. MORE

Orth-Phenylene Diamene

Entertainment / Photography / Orth-Phenylene Diamene: Is a fine-grain developing agent. MORE

Pku

Science / Genetics / Pku: Phenylketonuria, an enzyme deficiency condition characterized by the inability to convert one amino acid, phenylalanine, to another, tyrosine, resulting in mental deficiency. Plasmid double-stranded, MORE

Diazotization

Science / Chemistry / Diazotization: Diazotization is a reaction that converts an -NH2 group connected to a phenyl ring to a diazonium salt. Diazotization reactions are extremely useful in organic synthesis. The nitrous acid provides NO+ MORE

DDT

Business / Agriculture / DDT: The abbreviated name of a chlorinated hydrocarbon insecticide, dichloro-diphenyl-trichloromethane. It is persistent in the environment and biomagnifies in birds of prey. The Environmental Protection A MORE

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