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Dimethylcarbene versus Direct Propene Formation in Dimethylketene Photodissociation

Journal Article · · Journal of Physical Chemistry. A, Molecules, Spectroscopy, Kinetics, Environment, and General Theory
 [1];  [1]
  1. Department of Chemistry and Chemical Biology, Cornell University, Ithaca, New York 14853-1301, United States

Not provided.

Research Organization:
Cornell Univ., Ithaca, NY (United States)
Sponsoring Organization:
USDOE Office of Science (SC)
DOE Contract Number:
FG02-00ER15095
OSTI ID:
1849324
Journal Information:
Journal of Physical Chemistry. A, Molecules, Spectroscopy, Kinetics, Environment, and General Theory, Vol. 125, Issue 32; ISSN 1089-5639
Publisher:
American Chemical Society
Country of Publication:
United States
Language:
English

References (59)

Stable Carbenes journal January 2000
Do Diradicals Behave Like Radicals? journal October 2019
Carbenes in matrixes: spectroscopy, structure, and reactivity journal June 1993
Methylene: A study of the X ̃  3 B 1 and a ̃  1 A 1 states by photoelectron spectroscopy of CH 2 and CD 2 journal November 1985
Photochemistry of matrix-isolated diazoethane and methyldiazirine: ethylidene trapping? journal August 1992
Experimental evidence for ethylidene-d4 journal January 1993
Singlet Methylcarbene: Equilibrium Geometry or Transition State? journal April 1994
Direct Observation of Ethylidene (CH 3 CH), the Elusive High-Energy Isomer of Ethylene journal December 2020
Rearrangement of Dimethylcarbene to Propene:  Study by Laser Flash Photolysis and ab Initio Molecular Orbital Theory journal May 1998
Interception of dimethylcarbene with pyridine: a laser flash photolysis study journal November 1991
Carbene formation, hydrogen migration, and fluorescence in the excited states of dialkyldiazirines journal August 1992
A Perspective on Physical Organic Chemistry journal March 2014
Bystander Effects on Carbene Rearrangements:  A Computational Study journal April 2002
Theoretical predictions of activation energies for 1,2-hydrogen shifts in singlet carbenes journal July 1990
The 1,2 hydrogen shift: a common vehicle for the disappearance of evanescent molecular species journal August 1979
Laser Flash Photolysis Studies: 1,2-Hydrogen Migration to a Carbene journal October 1994
1,2-Hydrogen migration and alkene formation in the photoexcited states of alkylphenyldiazomethanes journal September 1993
Stereoselectivity of hydrogen 1,2-shifts in singlet alkylcarbenes: a quantitative theoretical assessment of ground-state orbital alignment, and torsional, and steric effects journal December 1990
Methylcarbene: the singlet-triplet energy separation journal February 1992
Dimethylcarbene: A Singlet Ground State? journal October 1995
Nucleophilic Intermolecular Chemistry and Reactivity of Dimethylcarbene journal February 2015
An ab Initio Study of the Photochemical Decomposition of 3,3-Dimethyldiazirine journal October 2000
318. The photolysis of 3-methyldiazirine (cyclodiazoethane) journal January 1965
660. The photolysis of dimethyldiazirine journal January 1963
Concurrent hydrogen migration and nitrogen extrusion in the excited states of alkylchlorodiazirines journal May 1992
Evidence of Hydrogen Migration in an Alkylphenyldiazirine Excited State journal June 2010
Ultrafast UV−Vis and IR Studies of p -Biphenylyl Acetyl and Carbomethoxy Carbenes journal July 2008
Ultrafast Study of p -Biphenylyldiazoethane. The Chemistry of the Diazo Excited State and the Relaxed Carbene journal February 2007
Study of Concerted and Sequential Photochemical Wolff Rearrangement by Femtosecond UV−vis and IR Spectroscopy journal March 2008
Concerted Wolff Rearrangement in Two Simple Acyclic Diazocarbonyl Compounds journal November 2010
Rearrangement of Alkylchlorocarbenes:  1,2-H Shift in Free Carbene, Carbene−Olefin Complex, and Excited States of Carbene Precursors journal April 1996
Carbene Formation in Its Lower Singlet State from Photoexcited 3 H -Diazirine or Diazomethane. A Combined CASPT2 and ab Initio Direct Dynamics Trajectory Study journal January 2002
Early events in the photochemistry of 5-diazo Meldrum's acid: formation of a product manifold in C–N bound and pre-dissociated intersection seam regions journal January 2016
Wave Packet Dynamics at an Extended Seam of Conical Intersection: Mechanism of the Light-Induced Wolff Rearrangement journal April 2012
Photoinduced Ultrafast Wolff Rearrangement: A Non-Adiabatic Dynamics Perspective journal December 2012
Direct Observation of Ylide and Enol Intermediates Formed in Competition with Wolff Rearrangement of Photoexcited Ethyl Diazoacetoacetate journal April 2020
Bimolecular chemistry of dimethylcarbene journal April 2001
Cyclopropanation with Dimethylcarbene journal October 1981
Flash Photolysis of Dimethyl Ketene journal January 1971
The Photolysis of Dimethyl Ketene Vapor journal September 1957
Studies of bimolecular reaction dynamics using pulsed high-intensity vacuum-ultraviolet lasers for photoionization detection journal January 2013
High-intensity coherent vacuum ultraviolet source using unfocussed commercial dye lasers journal June 2013
Determination of the singlet/triplet branching ratio in the photodissociation of ketene journal February 1991
Methylene singlet–triplet energy splitting by molecular beam photodissociation of ketene journal April 1982
CASPT2 Study of Photodissociation Pathways of Ketene journal February 2013
Ketene Thermochemistry journal March 2008
Thermodynamic Properties of Ketenes:  Group Additivity Values from Quantum Chemical Calculations journal August 2002
Isomerization barriers and stabilities of C 3 H 6 + • isomers journal January 1983
Dynamics of 1,2-Hydrogen Migration in Carbenes and Ring Expansion in Cyclopropylcarbenes journal May 2002
Pressure-dependent branching in the reaction of 1 CH 2 with C 2 H 4 and other reactions on the C 3 H 6 potential energy surface journal January 2015
Correlated product distributions from ketene dissociation measured by dc sliced ion imaging journal January 2006
Photoisomerization of Methyl Vinyl Ketone and Methacrolein in the Troposphere: A Theoretical Investigation of Ground-State Reaction Pathways journal June 2018
Theory of the angular distribution of molecular photofragments journal December 1974
Picosecond dissociation of ketene: Experimental state-to-state rates and tests of statistical theories journal December 1989
Rich Athermal Ground-State Chemistry Triggered by Dynamics through a Conical Intersection journal October 2016
Molecular Photofragmentation Dynamics in the Gas and Condensed Phases journal May 2017
How a Transition State Tightens:  The Singlet Photodissociation of Ketene as a Test Case journal September 1997
The Roaming Atom: Straying from the Reaction Path in Formaldehyde Decomposition journal November 2004
Roaming is the dominant mechanism for molecular products in acetaldehyde photodissociation journal August 2008

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