Ib pawg loj tuaj yeem thaiv txoj haujlwm . Nws tseem tuaj yeem hloov cov duab zoo li tias tsuas yog ib qho diastereomer los ntawm cov tshuaj tiv thaiv. Steric effects Steric effects Steric hindrance is the slowing of chemical reactions vim yog steric bulk. … Steric hindrance feem ntau yog siv los tswj kev xaiv, xws li ua rau qeeb qhov tsis xav tau sab nraud. Steric hindrance ntawm cov pab pawg nyob ib sab tuaj yeem cuam tshuam rau torsional daim ntawv cog lus. https://en.wikipedia.org › wiki › Steric_effects
Steric teebmeem - Wikipedia
feem ntau me dua li cov teebmeem hluav taws xob. Cov no cuam tshuam rau cov molecule cov duab thiab reactivity ib yam nkaus, tab sis lawv los ntawm txoj kev electrons muab tso rau hauv daim ntawv cog lus.
Puas yog pawg phenyl loj?
Kuv pom zoo, feem ntau hais cov phenyl pawg yog suav tias yog ib qho kev hloov loj heev. Ib qho kev ntsuas feem ntau siv los sib piv "steric size" yog cyclohexane A-Value. Nyob rau hauv lub nplhaib cyclohexane, cov khoom siv loj heev nyiam txoj haujlwm equatorial es tsis yog txoj haujlwm axial.
OCH3 puas yog pawg loj?
Peb tus kws qhia ntawv hais rau peb tias OCH3 yog pawg tsawg duapiv rau lwm pawg loj xws li CH3, NO2 thiab lwm yam.
Sterics hauv organic chemistry yog dab tsi?
Cov lus piav qhia ntawm Organic Chemistry - Steric effect. Cov nyhuv Steric: Txhua yam cuam tshuam rau lub molecule, cov tshuaj tiv thaiv, thiab lwm yam. vim qhov loj ntawm atoms lossis pawg. … Qhov no yog ib qho piv txwv ntawm cov nyhuv steric tshwm sim los ntawm sterichindrance: cov tertiary carbon yog ntau hindered tshaj cov thawj carbon.
Sterical txhais li cas?
: relating to or involving the arrangement of atoms in space: spatial.
