Oct 21, 2023 | Zopanda gulu
Eliminate the reaction DBU has been used in a variety of elimination reactions to enable reagent molecules to introduce unsaturated bonds, as intermediates and raw materials for organic synthesis, and just a few examples are enough to see the application of DBU in...
Oct 20, 2023 | Zopanda gulu
1. Application in hair treatment agent The important characteristic of diamine is that its homopolymer or copolymer is insoluble in water, koma zili “kupuma kwamadzi”, Kuchuluka kwa Madzi Kufikira 20% ku 30% zolemera zake, and when the...
Oct 20, 2023 | Zopanda gulu
1. Amagwiritsidwa ntchito ngati chizindikiro cha acid-base komanso chizindikiro chodziwira kuchuluka kwa asidi wamafuta Phenolphthalein ali ndi chidwi chosintha mitundu.. Pansi pa asidi-pafupi ndi ndale (pH0-8.2), mamolekyu a phenolphthalein samalekanitsa ndipo alibe mtundu. Mu ...
Oct 20, 2023 | Zopanda gulu
Trimethyl Orthoacetate, Amadziwikanso monga trimethoxythanene, ndi EST yoyambirira ya acid, mawonekedwe a molecular (C5H12o3) imagwiritsidwa ntchito makamaka yamankhwala, mankhwala ophera tizilombo, zonunkhira ndi kaphatikizidwe zina. Njira wamba njira ndi njira ya Acetunile, zomwe zimagwiritsa ntchito...
Oct 20, 2023 | Zopanda gulu
Dichloroacetyl chloride ndi gawo lapakati pakupanga mankhwala ophera tizirombo ndi herbicides., ndipo imagwiritsidwanso ntchito kwambiri m'munda wa Aaxiliaries ndi synthesical synthesis. Njira zazikulu zopangira ndi dichloroacetate acyl chloride ndi...
