▁comp ound . ▁The ▁reaction ▁was ▁first ▁reported ▁by ▁W . ▁K irm se ▁in ▁ 1 9 6 8 ▁ ▁and ▁modified ▁by ▁M . P . ▁Do yle ▁in ▁ 1 9 8 1 . ▁ ▁The ▁K irm se ▁protocol ▁required ▁a ▁co pper ▁salt . ▁The ▁reaction ▁type ▁is ▁nucle oph il ic ▁addition ▁of ▁sul fur ▁to ▁a ▁metal ▁car b ene ▁formed ▁from ▁the ▁dia zo alk ane ▁followed ▁by ▁a ▁Stevens - like ▁re arr ang ement . ▁ ▁Do yle ▁expanded ▁the ▁scope ▁of ▁the ▁reaction ▁to ▁include ▁dia zo ▁comp ounds ▁such ▁as ▁eth yl ▁dia zo ac et ate , ▁al ly l ▁am ines ▁and ▁al ly l ▁hal ides ▁with ▁rh od ium ▁catal yst s ▁such ▁as ▁H ex ade c ac ar b ony l hex ar hod ium . ▁An ▁example ▁is ▁the ▁reaction ▁of ▁eth yl ▁dia zo ac et ate ▁with ▁al ly l ▁i od ide : ▁▁▁ ▁The ▁reaction ▁can ▁also ▁be ▁catal yz ed ▁by ▁iron , ▁p all ad ium ▁ ▁and ▁silver ▁ ▁Mod ifications ▁using ▁other ▁car ben es ▁are ▁reported ▁e . g . ▁( 2 - f ury l ) car ben oid s . ▁With ▁use ▁of ▁certain ▁pro par gy l ▁sul f ides ▁the ▁reaction ▁product ▁is ▁an ▁all ene . ▁ ▁References ▁ ▁Category : Name ▁re actions <0x0A> </s> ▁Ch ang i ▁Dep ot ▁is ▁located ▁in ▁Ch ang i ▁near ▁Koh ▁Se