1. <p id="he14u"><del id="he14u"><xmp id="he14u"></xmp></del></p>

        <pre id="he14u"><del id="he14u"><xmp id="he14u"></xmp></del></pre>
        <p id="he14u"></p>

        sell 2,2'-azobis(2,4-dimethyl)valeronitrile

        benzophenone hydrazone is used in the antibiotics synthesis of 6-APA and 7-ACA of the carboxyl protecting groups and other organic compounds.

        benzophenone hydrazone

        Synonyms:Diphenyl-methanone hydrazone; Diphenyldiazomethane precursor

        Molecular Formula:C13H12N2

        Molecular Weight:196.25

        CAS:5350-57-2

        EINECS:226-321-8

        Melting point:95-99 oC

        Boiling point:225-230 oC (55 mmHg)

        Purity:99.9% 

        benzophenone hydrazone is used in the antibiotics synthesis of 6-APA and 7-ACA of the carboxyl protecting groups and other organic compounds.


        动漫美女扒下内裤的照片十八禁