het·er·o·cy·clic. adj. Muaj ntau dua ib hom atom koom nrog lub nplhaib. het′er·ocy′cle (-sī′kəl) n.
Lub ntsiab lus ntawm heterocycle yog dab tsi?
heterocyclic compound, tseem hu ua heterocycle, ib qho ntawm cov chav kawm tseem ceeb ntawm cov tshuaj lom neeg cov tshuaj lom neeg muaj txiaj ntsig los ntawm qhov tseeb tias qee qhov lossis tag nrho cov atoms hauv lawv cov molecules tau koom nrog hauv cov nplhaib uas muaj tsawg kawg yog ib lub atom ntawm ib lub caij uas tsis yog carbon (C).
Lub ntsiab lus ntawm esterified yog dab tsi?
Esterification yog cov tshuaj tiv thaiv tshuaj uas tsim tsawg kawg yog ib qho ester (=ib hom kev sib xyaw ua los ntawm cov tshuaj tiv thaiv ntawm cov kua qaub thiab cawv) Esters yog tsim thaum cov kua qaub tau rhuab nrog cawv hauv txheej txheem hu ua esterification. Ib qho ester tuaj yeem tsim los ntawm cov tshuaj tiv thaiv esterification ntawm carboxylic acid thiab cawv.
txhais li cas los ntawm heterocyclic rings?
Kev txhais ntawm lub nplhaib heterocyclic. ib lub nplhaib ntawm ntau tshaj ib hom; tshwj xeeb tshaj yog ib lub nplhaib ntawm carbon atoms uas muaj tsawg kawg yog ib tug atom uas tsis yog carbon. Synonyms: heterocycle.
YPuas yog phenol Homocyclic?
Phenol yog lwm homocyclic compound. Phenol, qee zaum siv los ua tshuaj tua kab mob, yog lub nplhaib benzene nrog ib pab pawg hydroxide hloov rau ib qho hydrogen hauv lub nplhaib. … Ib qho piv txwv yog heterocyclic amines uas yog rau lub nplhaib ntawm tsib carbons thiab ib qho nitrogen atom.
