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单词 tolylenediamine
释义 tolylene·diamine
\“+\ noun
Etymology: tolylene + diamine
: any of six isomeric crystalline bases CH3C6H3(NH2)2 derived from toluene of which some are used as dye intermediates: as
 a. : an isomer obtained by reduction of dinitrotoluene (sense a); toluene-2,4-diamine — called also meta-tolylenediamine
 b. : an isomer obtained by reduction of aminoazo-toluene; toluene-2,5-diamine — called also para-tolylenediamine; see safranine b
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更新时间:2024/12/23 19:13:32