Interaction of Orbitals Through Space and Through Bonds.

R. Hoffmann, Acc. Chem. Res., 1971, 4, 1.

Key Words:
PHYSICAL ORGANIC/STEREOELECTRONICS



Ockham's Razor and chemistry.

R. Hoffmann, V. I. Minkin, B. K. Carpenter, Bull. Soc. Chim. Fr., 1996, 133, 117.

Key Words:
OCKHAM'S RAZOR/PHILOSOPHY OF CHEMISTRY/REACTION MECHANISM/PERICYCLIC-REACTIONS/CARBON RINGS/FULLERENES/PHASE



Generation of Carbenes by Thermal Cycloelimination.

R. W. Hoffmann, Angew. Chem., Int. Ed. Engl., 1971, 10, 529.

Key Words:
PHYSICAL ORGANIC/REACTIVE INTERMEDIATES/CARBENOIDS/CARBENES



Stereochemistry of [2,3]-Sigmatropic Rearrangements.

R. W. Hoffmann, Angew. Chem., Int. Ed. Engl., 1979, 18, 563.

Key Words:
C-C BOND FORMATION/PERICYCLIC REACTIONS/SIGMATROPIC/[2,3]



Diastereogenic Addition of Crotylmetal Compounds to Aldehydes.

R. W. Hoffmann, Angew. Chem., Int. Ed. Engl., 1982, 21, 555.

Key Words:
ORGANOMETALLICS/SYNTHESIS/C-C BOND FORMATION/APPENDAGES/ENANTIOGENIC REACTIONS/DIASTEREOGENIC/CROTYLMETAL/O=C-H/ALDEHYDES/CROTYLBORONATES/C=C-C-M/B/1,2-ADDITION/HOMOALLYLIC ALCOHOLS/C=C-C-C-X/OH/C-X/OH/B



Stereoselective Syntheses Of Building-Blocks With 3 Consecutive Stereogenic Centers - Important Precursors Of Polyketide Natural-Products.

R. W. Hoffmann, Angew. Chem., Int. Ed. Engl., 1987, 26, 489.

Key Words:



alpha-Chiral Allylboronates: Reagents for Asymmetric Synthesis.

R. W. Hoffmann, Pure Appl. Chem., 1988, 60, 123.

Key Words:
C-C BOND FORMATION/APPENDAGES/ENANTIOGENIC REACTIONS/C=C-C-M/B/O=C-H/ALPHA-CHLORO-E-CROTYLBORONATES/ALPHA-METHOXY-E-CROTYLBORONATES/ALPHA-METHYL-E-CROTYLBORONATES/1,2-ADDITION/C-X/OH/ALKOHOLS



Allylic 1,3-strain as a controlling factor in stereoselective transformations.

R. W. Hoffmann, Chem. Rev., 1989, 89, 1841.

Key Words:
C-C BOND FORMATION/APPENDAGES/DIASTEREOGENIC REACTIONS/PHYSICAL ORGANIC/STEREOCHEMISTRY



Flexible molecules with definite shape-conformation design.

R. W. Hoffmann, Angew. Chem., Int. Ed. Engl., 1992, 31, 1124.

Key Words:



Conformation design of open-chain compounds.

R. W. Hoffmann, Angew. Chem., Int. Ed. Engl., 2000, 39, 2055.

Key Words:
alkane/conformation analysis/polyketide/structure-activity relationships/C-13 NMR-SPECTRA/2,4,6,N-POLYMETHYLATED ALKANE DERIVATIVES/POLYKETIDE LIBRARY SYNTHESIS/HELICAL SECONDARY STRUCTURE/FLEXIBLE MOLECULES/BETA-PEPTIDES/DEFINED SHAPE/STEREOSELECTIVE SYNTHESIS/PODAND IONOPHORES/VITAMIN-D



Georg Wittig and his accomplishments: Still relevant beyond his 100th birthday.

R. W. Hoffmann, Angew. Chem., Int. Ed. Engl., 2001, 40, 1411.

Key Words:
COVALENT BONDS



Conformation design of hydrocarbon backbones: A modular approach.

R. W. Hoffmann, M. Stahl, U. Schopfer, G. Frenking, Chem. Eur. J., 1998, 4, 559.

Key Words:
ab initio calculations/conformation analysis/heterocycles/hydrocarbons/steric hindrance/FORCE-FIELD/MOLECULAR MECHANICS/N-ALKANES/SUBSTITUTION/ENERGY/NMR/2,3-DIMETHYLBUTANE/CONFORMERS/IONOPHORE/GG