diazo

/dahy-az-oh, -ey-zoh/US // daɪˈæz oʊ, -ˈeɪ zoʊ //UK // (daɪˈeɪzəʊ) //

偶氮,偶数,偶遇,偶数的

Definitions

adj.形容词 adjective

Ordinarily the diazo appears a little earlier than the Widal reaction—about the fourth or fifth day—but it may be delayed.
The result is a diazo-salt; aniline, for example, giving diazobenzene chloride, and toluidine diazotoluene chloride.
A new phase in the technology of tar-products was entered upon when Witt caused a diazo-salt to act upon diamidobenzene.
When the para-position is occupied, the diazo group takes the ortho-position.
The constitution of the isomeric diazo hydroxides has given rise to much discussion.