diazo group

diazo group
the bivalent group -N=N- united with one hydrocarbon group and another atom or group, as in benzenediazo hydroxide, C6H5N=NOH, or the bivalent group =N=N united with one hydrocarbon group, as in diazomethane, CH2=N=N. Also called diazo radical.

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Universalium. 2010.

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  • diazo group — Chem. the bivalent group N=N united with one hydrocarbon group and another atom or group, as in benzenediazo hydroxide, C6H5N=NOH, or the bivalent group =N=N united with one hydrocarbon group, as in diazomethane, CH2=N=N. Also called diazo… …   Useful english dictionary

  • Diazo — For a discussion of copiers using the diazo process, see Whiteprint. Diazo refers to a type of organic compound called diazo compound that has two linked nitrogen atoms (azo) as a terminal functional group. The general formula is R2C=N2. The… …   Wikipedia

  • diazo — /duy az oh, ay zoh/, adj. Chem. containing the diazo group. [1855 60; independent use of DIAZO ] * * * …   Universalium

  • diazo- — Chem. a combining form with the meaning diazo group, used in the formation of compound words: diazomethane. Also, esp. before a vowel, diaz . [DI 1 + AZO ] * * * …   Universalium

  • diazo radical. — See diazo group. * * * …   Universalium

  • diazo oxide — noun : any of a class of compounds (as diazodinitrophenol) that contain a diazo group and an oxygen atom attached to ortho positions of an aromatic nucleus and are formed by the action of nitrous acid on ortho aminophenols with loss of water, a… …   Useful english dictionary

  • diazo radical. — See diazo group …   Useful english dictionary

  • diazo compound — diazo compound, Chemistry. any one of a group of organic compounds having a group of two nitrogen atoms, N2, combined with a hydrocarbon radical …   Useful english dictionary

  • diazo — [dī az′ō, dīā′zō] adj. [ DI 1 + AZO] having a group of two nitrogen atoms combined directly with one organic radical …   English World dictionary

  • diazo — adjective Etymology: International Scientific Vocabulary diaz , diazo , from di + az Date: 1878 1. a. relating to or containing the group N2 composed of two nitrogen atoms united to a single carbon atom of an organic radical often used in… …   New Collegiate Dictionary

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