Polymerization catalysis with transition metal amidinate and related complexes

S Collins - Coordination Chemistry Reviews, 2011 - Elsevier
Applications of transition metal amidinate [RC (NR′) 2], guanidinate and amidopyridine
complexes to olefin coordination polymerization are reviewed. In addition, the use of …

Simple entry into N-tert-butyl-iminophosphonamide rare-earth metal alkyl and chlorido complexes

KA Rufanov, NK Pruß, J Sundermeyer - Dalton Transactions, 2016 - pubs.rsc.org
In situ protolysis reaction of a highly basic and sterically hindered N, N′-di-tert-butyl-
iminophosphonamide ligand Ph2P (N-tBu)(NH-tBu)=(NPNtBu) H (1) with equimolar or …

Sterically hindered aluminum alkyls: Weakly interacting scavenging agents of use in olefin polymerization

RA Stapleton, A Al-Humydi, J Chai, BR Galan… - …, 2006 - ACS Publications
Sterically hindered aluminum methyl compounds derived from reaction of hindered phenols
with AlMe3 (ie, MeAl (BHT) 2 and MeAl (BHT*) 2; BHT= 2, 6-di-tert-butyl-4-methylphenoxide; …

Synthesis of Aminoiminophosphoranate Complexes of Palladium and Platinum and X-ray Diffractional Investigation of the Weak C− H··· Pd Interactions Affecting the …

TA Peganova, AV Valyaeva, AM Kalsin… - …, 2009 - ACS Publications
New aminoiminophosphoranate (κ2-(N, N)-(NC6H4 i-Pr-p) 2PPh2, NPN) complexes (NPN)
Pd (PPh3) Cl,(NPN) 2Pd,(NPN) Pt (η2-C2H4) Cl, and (NPN) Pt (PPh3) Cl were prepared in …

Bis [(amidomethyl) pyridine] zirconium (IV) complexes: synthesis, characterization, and activity as olefin polymerization catalysts

L Annunziata, D Pappalardo, C Tedesco… - …, 2009 - ACS Publications
This contribution describes the synthesis, characterization, and olefin polymerization
reactivity of bis (chelate) zirconium complexes bearing (amidomethyl) pyridine ligands [(6-X …

The half-sandwich 18-and 16-electron arene ruthenium iminophosphonamide complexes

AP Tat'yana, IS Sinopalnikova, AS Peregudov… - Dalton …, 2016 - pubs.rsc.org
Novel half-sandwich 18ē and 16ē arene ruthenium iminophosphonamide complexes [(η6-
C6Me6) RuCl {(R′ N) 2PR2}](3a–c) and [(η6-C6Me6) Ru {(R′ N) 2PR2}]+(X−)(4a–c)(a …

Ethylene polymerization using novel titanium catalytic precursors bearing N,N‐dialkylcarbamato ligands

C Forte, M Hayatifar, G Pampaloni… - Journal of Polymer …, 2011 - Wiley Online Library
Polymerization catalysts based on N, N‐dialkylcarbamato complexes of titanium (IV) appear
particularly interesting, because these novel catalytic precursors are rather cheap and easy …

Synthesis of Diaminophosphonium Salts [Ph2 (ArNH) 2P]+ Br−(Ar= o-MeC6H4, p-MeC6H4, p-Pr i C6H4, p-EtO2CC6H4, p-MeOC6H4)

OV Gusev, NA Ustynyuk, TA Peganova… - … , Sulfur, and Silicon, 2009 - Taylor & Francis
The behavior of different anilines H2NC6H4R (R= o-Me, p-Me, o-, m-and p− i Pr, p-OMe, p-
CO2Et) and 2, 6-Me2C6H3NH2 towards trihalophosphoranes was studied. 2, 6 …

Bulky iminophosphonamines for N–P–N coordination: Synthesis and structural characterization of lithium iminophosphonamides and homoleptic bis-chelates of Co(II …

B Prashanth, S Singh - Journal of Chemical Sciences, 2015 - Springer
Two new sterically demanding iminophosphonamine ligands (2, 4, 6-Me 3 C 6 H 2 NH) P
(Ph 2)= N (C 6 H 2-2, 4, 6-Me 3)(1) and (2, 6-i Pr 2 C 6 H 3 NH) P (Ph 2)= N (C 6 H 2-2, 4, 6 …

Elucidation of Substituent Effects in the Polymerization of Propylene Promoted by Titanium Amidinates

S Aharonovich, M Botoshansky, YS Balazs… - …, 2012 - ACS Publications
In polymerization reactions, the molecular weight of the polymer depends on the rates of
monomer insertion, chain termination, and chain transfer. Here we do present studies …