Dominance of unique P⋯ π phosphorus bonding with π donors: Evidence using matrix isolation infrared spectroscopy and computational methodology

S Chandra, B Suryaprasad, N Ramanathan… - Physical Chemistry …, 2020 - pubs.rsc.org
Albeit the first account of hypervalent⋯ π interactions has been reported with halogen⋯ π
interactions, the feasibility of their extension to other hypervalent atoms as possible Lewis …

Conformational properties of trimethyl phosphate monomer

I Reva, A Simao, R Fausto - Chemical physics letters, 2005 - Elsevier
Conformational isomerism of trimethylphosphate (TMP) has been studied de novo. TMP
monomers were isolated in low temperature xenon matrices at different substrate …

Vibrational spectroscopic studies on the natural product, columbianadin

JP Abraham, IH Joe, V George, OF Nielsen… - … Acta Part A: Molecular …, 2003 - Elsevier
NIR-FT Raman and FT-IR spectra of columbianadin, extracted from seeds and roots of
Heracleum candolleaum, were recorded and analyzed. The vibrational frequencies of the …

H⋯ π complexes of acetylene–benzene: a matrix isolation and computational study

K Sundararajan, KS Viswanathan, AD Kulkarni… - Journal of molecular …, 2002 - Elsevier
Hydrogen bonded H⋯ π complexes of C2H2 and C6H6 were studied both computationally
and experimentally. Computationally, C2H2–C6H6 complexes of 1: 1 and 2: 1 …

Matrix Isolation Infrared and ab Initio Study of Formic Acid− Acetylene Interaction: Example of H⊙⊙⊙ π and C− H⊙⊙⊙ O Interaction

L George, E Sanchez-García… - The Journal of Physical …, 2003 - ACS Publications
The hydrogen-bond interaction between formic acid and acetylene was studied by matrix
isolation infrared spectroscopy coupled with ab initio computations. The 1: 1 adduct of formic …

Phosphoryl chloride–methanol adducts: Matrix isolation infrared and DFT studies

N Ramanathan, K Sankaran - Journal of Molecular Structure, 2013 - Elsevier
The adducts of phosphoryl chloride (POCl 3) and methanol (CH 3 OH) were studied using
matrix isolation infrared spectroscopy and DFT calculations. The 1: 1 POCl 3: CH 3 OH …

Matrix Isolation Infrared and DFT Study of the Trimethyl Phosphite–Hydrogen Chloride Interaction: Hydrogen Bonding versus Nucleophilic Substitution

N Ramanathan, BP Kar, K Sundararajan… - The Journal of …, 2012 - ACS Publications
Trimethyl phosphite (TMPhite) and hydrogen chloride (HCl), when separately codeposited in
a N2 matrix, yielded a hydrogen bonded adduct, which was evidenced by shifts in the …

The study of secondary effects in vibrational and hydrogen bonding properties of 2-and 3-ethynylpyridine and ethynylbenzene by IR spectroscopy

D Vojta, I Matanović, G Kovačević… - Spectrochimica Acta Part A …, 2014 - Elsevier
Weak hydrogen bonds formed by 2-and 3-ethynylpyridine and ethynylbenzene with
trimethylphosphate and phenol were characterized by IR spectroscopy and DFT calculations …

Hydrogen-bonded complexes of trimethyl phosphate and fluoroform: A matrix isolation infrared and ab initio study

N Ramanathan, K Sundararajan - Journal of Molecular Structure, 2013 - Elsevier
Trimethyl phosphate (TMP) and fluoroform (CHF3) were co-deposited in a nitrogen matrix
and complexes of these species were identified using infrared spectroscopy. Formation of …

Matrix Isolation and ab initio study of the noncovalent complexes between formamide and acetylene

A Mardyukov, E Sanchez-Garcia… - The Journal of Physical …, 2009 - ACS Publications
Matrix isolation spectroscopy in combination with ab initio calculations is a powerful
technique for the identification of weakly bound intermolecular complexes. Here, weak …