One Reacts as Two: Applications of N-Isocyaniminotriphenylphosphorane in Diversity-Oriented Synthesis

GM Ojeda-Carralero, LG Ceballos, J Coro… - ACS Combinatorial …, 2020 - ACS Publications
N-Isocyaniminotriphenylphosphorane (NIITP) is a functionalized isonitrile that has been
extensively applied in a variety of organic reactions during the last two decades. This …

Synthesis of 1,3,4-oxadiazoles from the reaction of N-isocyaniminotriphenylphosphorane (NICITPP) with cyclohexanone, a primary amine and an aromatic carboxylic acid via …

A Ramazani, Y Ahmadi, N Fattahi… - … , Sulfur, and Silicon …, 2016 - Taylor & Francis
The 1: 1 imine intermediate generated by the addition of a primary amine to cyclohexanone
trapped by N-isocyaniminotriphenylphosphorane (NICITPP) in the presence of aromatic …

“β-Cyclodextrin nano-reactor”-catalyzed synthesis of 2H-chromene-2,3-dicarboxylates from in-situ-generated stabilized phosphorus ylides via intramolecular Wittig …

A Ramazani, Y Ahmadi, H Aghahosseini… - … , Sulfur, and Silicon and …, 2016 - Taylor & Francis
A convenient one-pot synthesis of chromene derivatives from the three-component reaction
of triphenylphosphine and dialkyl acetylenedicarboxylate and 2-hydroxybenzaldehyde …

One-pot three-component syntheses of α-aminophosphonates from a primary amine, quinoline-4-carbaldehyde and a phosphite in the presence of MCM-41@ PEI as …

J Taran, A Ramazani, H Aghahosseini… - … , Sulfur, and Silicon …, 2017 - Taylor & Francis
Synthesis of some quinoline-containing α-aminophosphonate derivatives via Kabachnik–
Fields reaction between an amine, quinoline-4-carbaldehyde and a phosphite in the …

In situ generated stabilized phosphorus ylides mediated a mild and efficient method for the preparation of some new sterically congested electron-poor N-vinylated …

M Bahrami, A Ramazani, Y Hanifehpour… - … , Sulfur, and Silicon …, 2016 - Taylor & Francis
Protonation of the highly reactive 1: 1 intermediate produced in the reaction between
triphenylphosphine and an acetylenic ester by a NH acid (4-phenylphthalazin-1 (2 H)-one …

ZnAl2O4 Nanoparticles as Efficient and Reusable Heterogeneous Catalyst for the Synthesis of 12-phenyl-8,12-dihydro-8,10-dimethyl-9H-naphtho[1′,2′:5,6] pyrano[2,3-d] …

M Mohaqeq, J Safaei-Ghomi… - Polycyclic Aromatic …, 2017 - Taylor & Francis
ABSTRACT A simple and one-pot synthesis of naphthopyranopyrimidines is reported by the
three-component condensation reaction of aldehydes, β-naphthol, and 1, 3 …

Silica nanoparticles as a high efficient catalyst for the one-pot synthesis of 3-oxo-3-phenylpropanamid derivatives from isocyanides, phenylacetaldehyde and …

A Ramazani, K Dastanra, FZ Nasrabadi… - Turkish Journal of …, 2012 - journals.tubitak.gov.tr
Silica nanoparticles as a high efficient catalyst for the one-pot synthesis of 3-oxo-3-phenylpropanamid
derivatives from isocyan Page 1 Turkish Journal of Chemistry Volume 36 Number 3 Article 10 …

Three-component reaction of N-isocyaniminotriphenylphosphorane (Ph3PNNC), biacetyl, and a carboxylic acid in water

A Jafari, A Ramazani, H Ahankar… - … , Sulfur, and Silicon …, 2016 - Taylor & Francis
Reaction of N-isocyaniminotriphenylphosphorane with biacetyl in the presence of a
carboxylic acid in water proceeds smoothly at RT (20–26° C) and neutral conditions to afford …

Synthesis of Novel 4H-Chromenes Containing a Pyrimidine-2-Thione Function in the Presence of Fe3O4 Magnetic Nanoparticles and Study of Their Antioxidant …

M Khoobi, A Ramazani, Z Hojjati… - … , Sulfur, and Silicon …, 2014 - Taylor & Francis
The aim of the present work was to search for identification of novel reactive oxygen species
(ROS) scavengers by testing new fused chromenopyrimidinethiones, which was synthesized …

Molecular Structure, Electronic Properties, Homo–Lumo, MEP and NBO Analysis of (N-Isocyanimino) Triphenylphosphorane (Ph3PNNC): DFT Calculations

A Ramazani, M Sheikhi, Y Hanifehpour… - Journal of Structural …, 2018 - Springer
Abstract N-isocyaniminotriphenylphosphorane (Ph 3 PNNC) is a type of iminophosphorane
which is an important reagent in synthetic organic chemistry and a ligand in metallic …