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- Currently displaying 28901 - 28920 of 31086 publications
Intramolecular nucleophilic attack by urea nitrogen. Reactivity–selectivity relationships for the general acid–base catalysed cyclisations of ureido acids and esters
J CHEM SOC PERK T 2
(1989)
347
(doi: 10.1039/p29890000347)
Extension of the horner-wittig reaction to the synthesis of e-alkenes with chiral substituents: Stereochemical control by acyl transfer
Tetrahedron Letters
(1989)
30
4581
High-activity methanol synthesis catalysts derived from rare-earth/copper precursors: Genesis and deactivation of the catalytic system
Journal of Catalysis
(1989)
118
175
(doi: 10.1016/0021-9517(89)90309-6)
REGIOSPECIFIC SYNTHESIS OF (E) UNSATURATED 3,5-DIALKYL-ISOXAZOLES AND DERIVED LEUKOTRIENE ANALOGS USING PHOSPHINE OXIDES
Tetrahedron Letters
(1989)
30
877
A CONTROLLED-ATMOSPHERE INSITU X-RAY-DIFFRACTION STUDY OF THE ACTIVATION AND PERFORMANCE OF AMMONIA-SYNTHESIS CATALYSTS DERIVED FROM CERU2, CECO2, AND CEFE2
Journal of Catalysis
(1989)
117
102
(doi: 10.1016/0021-9517(89)90224-8)
Stereospecific nucleophilic ring-opening of a deuteriated cyclopropylcarbinol
Tetrahedron Letters
(1989)
30
5017
MICROBIAL OXIDATION IN SYNTHESIS - PREPARATION OF 6-DEOXY CYCLITOL ANALOGS OF MYOINOSITOL 1,4,5-TRISPHOSPHATE FROM BENZENE
Tetrahedron Letters
(1989)
30
3557
TOTAL SYNTHESIS OF (+) - MILBEMYCIN BETA-1
Tetrahedron Letters
(1989)
30
3209
A γ-lactam analogue of the penems possessing antibacterial activity
Tetrahedron
(1989)
45
4537
A new approach to the assembly of electron donor–spacer–acceptor systems
Chemical Communications
(1989)
1765
(doi: 10.1039/C39890001765)
The first crystal and molecular structure of lanthanide homodinuclear macrocyclic complexes showing metal–metal pair interactions
J. Chem. Soc., Chem. Commun.
(1989)
1531
(doi: 10.1039/c39890001531)
The coordination chemistry of silylsulphurdiimides
Polyhedron
(1989)
8
91
SYNTHESES RELEVANT TO VITAMIN-B12 BIOSYNTHESIS - THE GLUTAMATE ROUTE TO (-)-RING-B IMIDE AND SYNTHESIS OF THE 2,7,12,20-TETRAMETHYLISOBACTERIOCHLORIN
Chemical Communications
(1989)
1119
(doi: 10.1039/C39890001119)
Kinetics of CN(ν= 0) and CN(ν= 1) with HCl, HBr and HI between 295 and 764 K
J CHEM SOC FARAD T 2
(1989)
85
915
(doi: 10.1039/f29898500915)
Solid-State NMR Studies of Shape Selectivity in Zeolites
Studies in Surface Science and Catalysis
(1989)
52
91
Syntheses relevant to vitamin B 12 biosynthesis: the malate route to (–)-ring-B imide and synthesis of the 2,7,20-trimethylisobacteriochlorin
Journal of the Chemical Society Chemical Communications
(1989)
1116
(doi: 10.1039/C39890001116)
A highly convergent total synthesis of the spiroacetal macrolide (+)-milbemycinβ1
Tetrahedron
(1989)
45
7161
Infrared laser spectroscopy of the 201 and 2 12 bands of H2O+ (X̃ 2B1)
Journal of Chemical Physics
(1989)
91
3384
(doi: 10.1063/1.456913)
PREPARATION OF BETA-KETOMACROLACTONES AND BETA-KETODIOLIDES USING S-TERT-BUTYL 3-OXOBUTANETHIOATE AND S-TERT-BUTYL 4-DIETHYLPHOSPHONO-3-OXOBUTANETHIOATE
Tetrahedron
(1989)
45
7565
Two monomeric, octahedral complexes of alkaline earth metal salts: syntheses, physical characteristics, and crystal structures of Srl 2 ·4HMPA and Sr(NCS) 2 ·4HMPA [HMPA = O : P(NMe 2 ) 3 ]
Chemical Communications
(1989)
893
(doi: 10.1039/c39890000893)
