
phosphinimide ligandukal

phosphorain iminaatto ligandukal ennum ariyappedunna phosphinimide ligandukal, npr3− enna pothuvaaya soothravaakyathile eathenkilum tharam jaiva samyukthangalaanu. aarr grouppukal jaiva pakarakkaare allengil apoorva sandarbhangalil haalaidukal allengil enr 2 grouppukale prathinidheekarikkunnu. phosphine ooksaidukalum (oo. pii. aarr. 3) siloxideukalum ([oo. sii. aarr. 3] −) ulla isoelectronic aanu enn. pii. aarr. 3 −, ennaal valare kooduthal adisthaanaparamaanu. p-yill r grouppukale maattunnathiloode, vyathyastha electronic, sterik gunangalulla vividatharam ligandukal utppaadippikkaan kazhiyum, koodaathe phosphorasinte uyarnna ooksideshan avastha kaaranam eee ligandukalkku nalla taapa sthirathayundu. pradhana group phosphinimide komplexukalulla niravadhi transition mettal phosphinimide complexukal nannayi vikasippicheduthittundu. 
pradhana group phosphinimide complexukalil, terminal, micro-enn-breeding bonting modukal maathrame nireekshikkappedunnul. terminally boundu cheytha ligandukalkku saadhaaranayaayi 120-150 ° muthal m-n-p boond konukalundu. emm-enn, enn-pii boond dairkhyam eratta bondukalkku anuyojyamaanu. dhruvabandhathinte oru overlaying shareullah oru kovalant single boond vazhi eee bandhathe ettavum nannayi vivarikkan kazhiyum. naitrajanile swatantra electron jody dimerisation srishtikkumbol micro-2-enn-bridging mooad undaakunnu. 
eee diameric complexukal m-nte ligand golatthinte backie bhaagathulla ligaandukale aashrayich vyathyastha m-n boond dairkhyam nalkunnu. complexil rando naalo samana ligandukal adangiyirikkumbol, eathaandu thulyamaaya emm-enn doorangal nireekshikkappedunnu, athesamayam, vyathyasthamo ottasamkhyayullatho aaya ore ligandukal complexil aayirikkumbol, emm-enn doorangalellaam ganyamaayi vyathyasthamaan.
synthesis.
r3p = nsine3 enna soothravaakyamulla phosphonyminukal prathyekichum upayogapradamaanu. trimethylsilil asaidumaayulla moonnaam phosphineukalude staadingar prathikaranathiloodeyaanu avaa thayyarakkunnathu
r3p = nsine3 mother emine nalkaan alcoholisisinu vidheyamaakunnu
madyathinu pakaram amonia upayogikkaam.
maathru emainte deprotonation vazhiyaan lythium phosphinimideukal ulppaadippikkunnathu
kharaavasthayil tetrameric klasttarukalaayi nilanilkkunna lithio derivateevukal upayogapradamaaya reactorukalaanu.

