▁for ▁this ▁reaction ▁use ▁r hen ium . ▁ ▁Rec ently , ▁research ▁has ▁focused ▁on ▁the ▁use ▁of ▁van ad ium ▁heter ogeneous ▁catal yst s ▁for ▁de ox y de h yd r ation , ▁such ▁as ▁the ▁conversion ▁of ▁ 2 , 3 - but an edi ol ▁to ▁but ene . ▁Although ▁de ox y de h yd r ation ▁over ▁van ad ium ▁catal yst s ▁requires ▁higher ▁temper atures ▁than ▁over ▁r hen ium ▁catal yst s , ▁the ▁reaction ▁can ▁proceed ▁without ▁the ▁need ▁for ▁hydro gen ▁or ▁external ▁re duct ants , ▁which ▁can ▁reduce ▁waste ▁products . ▁ ▁References ▁▁ ▁Category : Organ ic ▁reduction ▁re actions <0x0A> </s> ▁Jan et ▁( Jan ) ▁Mc L ell and ▁FR CP ▁( 2 6 ▁September ▁ 1 9 5 7 ▁- ▁ 5 ▁October ▁ 2 0 1 7 ) ▁was ▁an ▁English ▁consult ant ▁der mat ologist , ▁clin ical ▁director , ▁research er ▁and ▁pro l ific ▁medical ▁author . ▁Her ▁special ism ▁was ▁gen ital ▁skin ▁conditions . ▁ ▁Biography ▁▁ ▁Mc L ell and ▁was ▁born ▁on ▁ 2 6 ▁September ▁ 1 9 5 7 ▁in ▁New castle ▁to ▁Jean ▁Margaret ▁( née ▁For r ester ) ▁a ▁school ▁teacher , ▁and ▁Thomas ▁Mc L ell and , ▁a ▁police ▁officer . ▁She ▁attended ▁D ame ▁All an ' s ▁School , ▁going ▁on ▁to ▁study ▁medicine ▁at ▁University ▁College ▁London ▁Medical ▁School ▁gradu ating ▁ ▁first ▁with ▁a ▁B