Oct 21, 2023 | Zopanda gulu
Chotsani zomwe DBU yakhala ikugwiritsidwa ntchito m'njira zosiyanasiyana zochotsera kuti mamolekyulu a reagent akhazikitse zomangira zopanda unsaturated., monga zapakatikati ndi zopangira za organic synthesis, ndipo zitsanzo zochepa ndizokwanira kuwona kugwiritsa ntchito DBU mu ...
Oct 20, 2023 | Zopanda gulu
1. Kugwiritsa ntchito mankhwala opangira tsitsi Chofunikira cha diamine ndikuti homopolymer kapena copolymer yake sisungunuka m'madzi., 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...
