noun
diazomethane
A highly reactive, toxic, and explosive yellow gas used in organic synthesis, especially for methylation and cyclopropanation. Technical term in chemistry.
ジアゾメタンはカルボン酸のメチルエステル化に用いられる。
Diazomethane is used for methyl esterification of carboxylic acids.
ジアゾメタンは爆発性
Diazomethane is explosive, so it must be handled with care.