Diacid: A molecule uas muaj ob pawg acidic functional. Lo lus feem ntau yog hais txog ob lub carboxylic acids, tab sis lwm cov acidic functional pawg xws li sulfonic acid los yog phosphoric acid kuj tseem muaj.
Diacid txhais li cas?
(Nkag mus 1 ntawm 2): tuaj yeem hnov mob nrog ob lub molecules ntawm monobasic acid los yog ib qho ntawm dibasic acid los ua ntsev los yog ester -siv tshwj xeeb tshaj yog ntawm cov hauv paus. diacid. npe.
Dicarboxylic acids siv rau dab tsi?
Sebacic acid thiab nws cov derivatives muaj ntau yam kev lag luam siv raws li plasticizers, lubricants, diffusion twj roj, tshuaj pleev ib ce, tswm ciab, thiab lwm yam. Nws kuj yog siv nyob rau hauv lub synthesis ntawm polyamide., xws li nylon, thiab ntawm alkyd resins.
esterification cov tshuaj tiv thaiv txhais li cas?
Esterification yog lub npe dav dav rau cov tshuaj tiv thaiv tshuaj uas muaj ob lub reactants (feem ntau yog ib qho cawv thiab cov kua qaub) tsim cov ester raws li cov tshuaj tiv thaivEsters muaj ntau hauv cov organic chemistry thiab Cov ntaub ntawv lom neeg, thiab feem ntau muaj cov yam ntxwv zoo nkauj, tsw ntxhiab tsw.
Blanc txoj cai yog dab tsi?
Nws tau raug pom tias thaum a dicarboxylic aliphatic acid yog rhuab nrog acetic anhydride thiab distilled, lub ketone ntawm ib tug tsawg carbon atom yog tsim, tshwj tsis yog tias nws muaj peev xwm ua tau rau tsib-los yog rau-tus tswv cuab. cyclic anhydride rau daim ntawvQhov kev nthuav dav no hu ua txoj cai Blanc.
