Definition of diazomethane in English:
noun[mass noun] Chemistry
A poisonous, reactive yellow gas used as a methylating agent in chemical synthesis.
- Samples were evaporated to dryness under vacuum, redissolved in 20 mm of methanol, then diazomethane added to methylate ABA.
- The sap samples were thawed and an internal standard of [H 6] ABA was added before they were dried, methylated with ethereal diazomethane, dried and redissolved in methanol for analysis by gc/ms.
- Lipids were extracted according to the method of Bligh and Dyer, followed by methylation with ethereal diazomethane.
late 19th century: from diazo- (indicating the presence of two nitrogen atoms) + methane.
Definition of diazomethane in:
- US English dictionary
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