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 1,8-diazabicyclo[5.4.0]undec-7-ene; DBU

        1,8-diazabicyclo[5.4.0]undec-7-ene used for the production of ethyl ester and other chemical products of the catalyst, it is also a good dehydration agent, epoxy curing agent, anti rust agent, also can be prepared with advanced corrosion inhibitor. The production of semi synthetic antibiotics in the present. Also used in organic synthesis and semi synthetic antibiotics.

        1,8-Diazabicyclo[5.4.0]undec-7-ene

        Synonyms:2,3,4,6,7,8,9,10-Octahydropyrimido[1,2-a]azepine; DBU

        Molecular Formula:C9H16N2

        Molecular Weight:152.24

        CAS:6674-22-2

        EINECS:229-713-7

        Density:1.019

        Melting point:-70 oC

        Boiling point:261 oC

        Refractive index:1.521-1.523

        Flash point:116 oC

        Purity:99%

        1,8-diazabicyclo[5.4.0]undec-7-ene used for the production of ethyl ester and other chemical products of the catalyst, it is also a good dehydration agent, epoxy curing agent, anti rust agent, also can be prepared with advanced corrosion inhibitor. The production of semi synthetic antibiotics in the present. Also used in organic synthesis and semi synthetic antibiotics.


        动漫美女扒下内裤的照片十八禁