( ( The Hiyama-coupling ) ( ( is ( ( a ( palladium-catalyzed ( cross-coupling reaction ) ) ) ( of ( organosilanes ( with ( ( organic halides ) ( ( used ( in ( organic chemistry ) ) ) ( to ( form ( ( carbon-carbon bonds ) ( -LRB- ( ( C-C bonds ) -RRB- ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN Hiyama-coupling)) (VP (VBZ is) (NP (NP (DT a) (JJ palladium-catalyzed) (JJ cross-coupling) (NN reaction)) (PP (IN of) (NP (NP (NNS organosilanes)) (PP (IN with) (NP (NP (JJ organic) (NNS halides)) (VP (VBN used) (PP (IN in) (NP (JJ organic) (NN chemistry))) (S (VP (TO to) (VP (VB form) (NP (NP (JJ carbon-carbon) (NNS bonds)) (PRN (-LRB- -LRB-) (NP (JJ C-C) (NNS bonds)) (-RRB- -RRB-))))))))))))) (. .)))
The Hiyama-coupling is a palladium-catalyzed cross-coupling reaction of organosilanes with organic halides used in organic chemistry to form carbon-carbon bonds (C-C bonds).
(ROOT (S (NP (NP (NNP Carbon)) (PRN (-LRB- -LRB-) (X (SYM c)) (-RRB- -RRB-))) (VP (VBZ is) (ADJP (JJ essential) (PP (TO to) (S (VP (VBG living) (NP (NNS organisms)) (PP (IN because) (NP (NP (NN carbon) (NNS bonds)) (PP (IN in) (NP (JJ many) (NNS ways))))) (PP (IN with) (NP (PRP itself))) (S (VP (TO to) (VP (VB form) (NP (NNS chains)))))))))) (. .)))
Carbon (c) is essential to living organisms because carbon bonds in many ways with itself to form chains.