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Results: 1-25 | 26-31
Results: 1-25/31
VINYLALUMINATION OF FLUORO-CARBONYL COMPOUNDS
Authors: RAMACHANDRAN PV REDDY MVR RUDD MT DEALANIZ JR
Citation: Pv. Ramachandran et al., VINYLALUMINATION OF FLUORO-CARBONYL COMPOUNDS, Tetrahedron letters, 39(48), 1998, pp. 8791-8794
B,B-DIHALOTERPENYLBORANES AS REAGENTS FOR THE DIASTEREOSELECTIVE AND ENANTIOSELECTIVE SYNTHESIS OF SYN-ALDOLS
Authors: RAMACHANDRAN PV XU WC BROWN HC
Citation: Pv. Ramachandran et al., B,B-DIHALOTERPENYLBORANES AS REAGENTS FOR THE DIASTEREOSELECTIVE AND ENANTIOSELECTIVE SYNTHESIS OF SYN-ALDOLS, Tetrahedron : asymmetry, 8(9), 1997, pp. 1379-1382
THE ORIGINS OF STEREOSELECTIVITY IN ASYMMETRIC REDUCTIONS WITH BORANES BASED ON (-ALPHA-PINENE .2. THE GEOMETRIES OF COMPETING TRANSITION-STATES AND THE NATURE OF THE REACTION - A SEMIEMPIRICAL STUDY())
Authors: ROGIC MM RAMACHANDRAN PV ZINNEN H BROWN LD ZHENG ML
Citation: Mm. Rogic et al., THE ORIGINS OF STEREOSELECTIVITY IN ASYMMETRIC REDUCTIONS WITH BORANES BASED ON (-ALPHA-PINENE .2. THE GEOMETRIES OF COMPETING TRANSITION-STATES AND THE NATURE OF THE REACTION - A SEMIEMPIRICAL STUDY()), Tetrahedron : asymmetry, 8(8), 1997, pp. 1287-1303
EFFICIENT SYNTHESES OF ENANTIOMERICALLY PURE 1,2-DICYCLOHEXENYL-1,2-ETHANEDIOL AND 1,2-DICYCLOHEXYL-1,2-ETHANEDIOL USING B-2-CYCLOHEXEN-1-YL-DIISOPINOCAMPHEYLBORANE
Authors: CHEN GM RAMACHANDRAN PV
Citation: Gm. Chen et Pv. Ramachandran, EFFICIENT SYNTHESES OF ENANTIOMERICALLY PURE 1,2-DICYCLOHEXENYL-1,2-ETHANEDIOL AND 1,2-DICYCLOHEXYL-1,2-ETHANEDIOL USING B-2-CYCLOHEXEN-1-YL-DIISOPINOCAMPHEYLBORANE, Tetrahedron : asymmetry, 8(23), 1997, pp. 3935-3938
ORGANOBORANES FOR SYNTHESIS .18. C-2-SYMMETRICAL ALPHA,ALPHA'-DISUBSTITUTED-2,6-PYRIDINEDIMETHANOLS AS CATALYTIC CHIRAL LIGANDS FOR THE ENANTIOSELECTIVE NUCLEOPHILIC-ADDITION OF DIETHYLZINC TO ALDEHYDES
Authors: BROWN HC CHEN GM RAMACHANDRAN PV
Citation: Hc. Brown et al., ORGANOBORANES FOR SYNTHESIS .18. C-2-SYMMETRICAL ALPHA,ALPHA'-DISUBSTITUTED-2,6-PYRIDINEDIMETHANOLS AS CATALYTIC CHIRAL LIGANDS FOR THE ENANTIOSELECTIVE NUCLEOPHILIC-ADDITION OF DIETHYLZINC TO ALDEHYDES, Chirality, 9(5-6), 1997, pp. 506-511
RATE ENHANCING EFFECT OF HYDROGEN-CHLORIDE AND METHANESULFONIC-ACID ON THE INTRAMOLECULAR ASYMMETRIC REDUCTION OF O-AMINOACETOPHENONE AND O-BENZOPHENONE WITH DIISOPINOCAMPHEYLBORANE
Authors: RAMACHANDRAN PV MALHOTRA SV BROWN HC
Citation: Pv. Ramachandran et al., RATE ENHANCING EFFECT OF HYDROGEN-CHLORIDE AND METHANESULFONIC-ACID ON THE INTRAMOLECULAR ASYMMETRIC REDUCTION OF O-AMINOACETOPHENONE AND O-BENZOPHENONE WITH DIISOPINOCAMPHEYLBORANE, Tetrahedron letters, 38(6), 1997, pp. 957-960
EFFICIENT GENERAL-SYNTHESIS OF 1,2-DIOL AND 1,3-DIOL IN HIGH ENANTIOMERIC EXCESS VIA THE INTRAMOLECULAR ASYMMETRIC REDUCTION OF THE CORRESPONDING KETOALKYL DIISOPINOCAMPHEYLBORINATE INTERMEDIATES
Authors: RAMACHANDRAN PV LU ZH BROWN HC
Citation: Pv. Ramachandran et al., EFFICIENT GENERAL-SYNTHESIS OF 1,2-DIOL AND 1,3-DIOL IN HIGH ENANTIOMERIC EXCESS VIA THE INTRAMOLECULAR ASYMMETRIC REDUCTION OF THE CORRESPONDING KETOALKYL DIISOPINOCAMPHEYLBORINATE INTERMEDIATES, Tetrahedron letters, 38(5), 1997, pp. 761-764
B,B-DIHALOALKYLBORANES AS EFFICIENT REAGENTS FOR THE STEREOSELECTIVE SYNTHESIS OF SYN-ALDOLS
Authors: RAMACHANDRAN PV XU WC BROWN HC
Citation: Pv. Ramachandran et al., B,B-DIHALOALKYLBORANES AS EFFICIENT REAGENTS FOR THE STEREOSELECTIVE SYNTHESIS OF SYN-ALDOLS, Tetrahedron letters, 38(5), 1997, pp. 769-772
EFFICIENT SYNTHESIS OF ENANTIOMERICALLY PURE C-2-SYMMETRICAL DIOLS VIA THE ALLYLBORATION OF APPROPRIATE DIALDEHYDES
Authors: RAMACHANDRAN PV CHEN GM BROWN HC
Citation: Pv. Ramachandran et al., EFFICIENT SYNTHESIS OF ENANTIOMERICALLY PURE C-2-SYMMETRICAL DIOLS VIA THE ALLYLBORATION OF APPROPRIATE DIALDEHYDES, Tetrahedron letters, 38(14), 1997, pp. 2417-2420
EFFICIENT SYNTHESES OF 2-ISOPINOCAMPHEYL-1,3,2-DIOXABOROLE AND RELATED 2-TERPENYL-1,3,2-DIOXABOROLE FROM 1,2-DICARBONYLS AND 2-HYDROXYKETONES
Authors: RAMACHANDRAN PV LU ZH BROWN HC
Citation: Pv. Ramachandran et al., EFFICIENT SYNTHESES OF 2-ISOPINOCAMPHEYL-1,3,2-DIOXABOROLE AND RELATED 2-TERPENYL-1,3,2-DIOXABOROLE FROM 1,2-DICARBONYLS AND 2-HYDROXYKETONES, Tetrahedron letters, 38(14), 1997, pp. 2421-2424
ORGANOBORANES FOR SYNTHESIS .17. GENERALITY OF HYDROBORATION-AMINATION FOR THE CONVERSION OF TERPENES INTO ENANTIOMERICALLY PURE TERPENYLAMINES - THEIR UTILITY FOR GAS-CHROMATOGRAPHIC ANALYSIS OF CHIRAL CARBOXYLIC-ACIDS
Authors: BROWN HC MALHOTRA SV RAMACHANDRAN PV
Citation: Hc. Brown et al., ORGANOBORANES FOR SYNTHESIS .17. GENERALITY OF HYDROBORATION-AMINATION FOR THE CONVERSION OF TERPENES INTO ENANTIOMERICALLY PURE TERPENYLAMINES - THEIR UTILITY FOR GAS-CHROMATOGRAPHIC ANALYSIS OF CHIRAL CARBOXYLIC-ACIDS, Tetrahedron : asymmetry, 7(12), 1996, pp. 3527-3534
EFFECT OF ACUTE AND CHRONIC FLUOXETINE ON EXTRACELLULAR DOPAMINE LEVELS IN THE CAUDATE-PUTAMEN AND NUCLEUS-ACCUMBENS OF RAT
Authors: CLARK RN ASHBY CR DEWEY SL RAMACHANDRAN PV STRECKER RE
Citation: Rn. Clark et al., EFFECT OF ACUTE AND CHRONIC FLUOXETINE ON EXTRACELLULAR DOPAMINE LEVELS IN THE CAUDATE-PUTAMEN AND NUCLEUS-ACCUMBENS OF RAT, Synapse, 23(3), 1996, pp. 125-131
A GENERAL, EFFICIENT, CONVENIENT SYNTHESIS OF CHIRAL BIS(TERPENYL)HALOBORANE REAGENTS, VALUABLE FOR ASYMMETRIC-SYNTHESIS VIA ORGANOBORANES
Authors: DHOKTE UP SOUNDARARAJAN R RAMACHANDRAN PV BROWN HC
Citation: Up. Dhokte et al., A GENERAL, EFFICIENT, CONVENIENT SYNTHESIS OF CHIRAL BIS(TERPENYL)HALOBORANE REAGENTS, VALUABLE FOR ASYMMETRIC-SYNTHESIS VIA ORGANOBORANES, Tetrahedron letters, 37(46), 1996, pp. 8345-8348
CONTRASTING STERIC EFFECTS OF THE KETONES AND ALDEHYDES IN THE REACTIONS OF THE DIISOPINOCAMPHEYL ENOLBORINATES OF METHYL KETONES WITH ALDEHYDES
Authors: RAMACHANDRAN PV XU WC BROWN HC
Citation: Pv. Ramachandran et al., CONTRASTING STERIC EFFECTS OF THE KETONES AND ALDEHYDES IN THE REACTIONS OF THE DIISOPINOCAMPHEYL ENOLBORINATES OF METHYL KETONES WITH ALDEHYDES, Tetrahedron letters, 37(28), 1996, pp. 4911-4914
INOETHYL)APOPINOCAMPHEYL-9-BORABICYCLO[3.3.1]NONYL HYDRIDE - AN IMPROVED CHIRAL REDUCING AGENT FOR STRAIGHT-CHAIN ALIPHATIC-KETONES
Authors: WEISSMAN SA RAMACHANDRAN PV
Citation: Sa. Weissman et Pv. Ramachandran, INOETHYL)APOPINOCAMPHEYL-9-BORABICYCLO[3.3.1]NONYL HYDRIDE - AN IMPROVED CHIRAL REDUCING AGENT FOR STRAIGHT-CHAIN ALIPHATIC-KETONES, Tetrahedron letters, 37(22), 1996, pp. 3791-3794
AN EFFICIENT PREPARATION OF OPTICALLY PURE C-2-SYMMETRICAL AROMATIC DIOLS BY THE ASYMMETRIC REDUCTION OF DIACYLAROMATIC COMPOUNDS WITH B-CHLORODIISOPINOCAMPHEYLBORANE
Authors: RAMACHANDRAN PV CHEN GM LU ZH BROWN HC
Citation: Pv. Ramachandran et al., AN EFFICIENT PREPARATION OF OPTICALLY PURE C-2-SYMMETRICAL AROMATIC DIOLS BY THE ASYMMETRIC REDUCTION OF DIACYLAROMATIC COMPOUNDS WITH B-CHLORODIISOPINOCAMPHEYLBORANE, Tetrahedron letters, 37(22), 1996, pp. 3795-3798
EFFICIENT GENERAL ASYMMETRIC SYNTHESES OF 3-SUBSTITUTED 1(3H)-ISOBENZOFURANONES IN VERY HIGH ENANTIOMERIC EXCESS
Authors: RAMACHANDRAN PV CHEN GM BROWN HC
Citation: Pv. Ramachandran et al., EFFICIENT GENERAL ASYMMETRIC SYNTHESES OF 3-SUBSTITUTED 1(3H)-ISOBENZOFURANONES IN VERY HIGH ENANTIOMERIC EXCESS, Tetrahedron letters, 37(13), 1996, pp. 2205-2208
CHIRAL SYNTHESIS VIA ORGANOBORANES .42. SELECTIVE REDUCTIONS .57. EFFICIENT KINETIC RESOLUTION OF REPRESENTATIVE ALPHA-TERTIARY KETONES WITH B-CHLORODIISOPINOCAMPHEYLBORANE
Authors: RAMACHANDRAN PV CHEN GM BROWN HC
Citation: Pv. Ramachandran et al., CHIRAL SYNTHESIS VIA ORGANOBORANES .42. SELECTIVE REDUCTIONS .57. EFFICIENT KINETIC RESOLUTION OF REPRESENTATIVE ALPHA-TERTIARY KETONES WITH B-CHLORODIISOPINOCAMPHEYLBORANE, Journal of organic chemistry, 61(1), 1996, pp. 88-94
CHIRAL SYNTHESIS VIA ORGANOBORANES .43. SELECTIVE REDUCTIONS .58. REAGENT-CONTROLLED DIASTEREOSELECTIVE REDUCTION OF (-ALPHA-CHIRAL AND (-)-ALPHA-CHIRAL KETONES WITH (+)-B-CHLORODIISOPINOCAMPHEYLBORANE AND (-)-B-CHLORODIISOPINOCAMPHEYLBORANE())
Authors: RAMACHANDRAN PV CHEN GM BROWN HC
Citation: Pv. Ramachandran et al., CHIRAL SYNTHESIS VIA ORGANOBORANES .43. SELECTIVE REDUCTIONS .58. REAGENT-CONTROLLED DIASTEREOSELECTIVE REDUCTION OF (-ALPHA-CHIRAL AND (-)-ALPHA-CHIRAL KETONES WITH (+)-B-CHLORODIISOPINOCAMPHEYLBORANE AND (-)-B-CHLORODIISOPINOCAMPHEYLBORANE()), Journal of organic chemistry, 61(1), 1996, pp. 95-99
ORGANOBORANES FOR SYNTHESIS .16. A CONVENIENT SYNTHESIS OF ENANTIOMERICALLY PURE ISOPINOCAMPHEYLAMINE, A CHIRAL DERIVATIZING AGENT FOR GAS-CHROMATOGRAPHIC ANALYSIS OF OPTICALLY-ACTIVE CARBOXYLIC-ACIDS
Authors: RAMACHANDRAN PV RANGAISHENVI MV SINGARAM B GORALSKI CT BROWN HC
Citation: Pv. Ramachandran et al., ORGANOBORANES FOR SYNTHESIS .16. A CONVENIENT SYNTHESIS OF ENANTIOMERICALLY PURE ISOPINOCAMPHEYLAMINE, A CHIRAL DERIVATIZING AGENT FOR GAS-CHROMATOGRAPHIC ANALYSIS OF OPTICALLY-ACTIVE CARBOXYLIC-ACIDS, Journal of organic chemistry, 61(1), 1996, pp. 341-345
THERMAL EROSION OF MAGNETOPLASMADYNAMIC THRUSTER CATHODE
Authors: MEHTA RC ANDREWS S RAMACHANDRAN PV
Citation: Rc. Mehta et al., THERMAL EROSION OF MAGNETOPLASMADYNAMIC THRUSTER CATHODE, International journal of heat and mass transfer, 39(8), 1996, pp. 1767-1769
SELECTIVE REDUCTIONS .56. EXPLORATION OF THE B-HALOISOPINOCAMPHEYLBORANES FOR ASYMMETRIC REDUCTION OF KETONES
Authors: BROWN HC RAMACHANDRAN PV CHANDRASEKHARAN J
Citation: Hc. Brown et al., SELECTIVE REDUCTIONS .56. EXPLORATION OF THE B-HALOISOPINOCAMPHEYLBORANES FOR ASYMMETRIC REDUCTION OF KETONES, Heteroatom chemistry, 6(2), 1995, pp. 117-131
CHIRAL SYNTHESIS VIA ORGANOBORANES .41. THE UTILITY OF B-CHLORODIISOPINOCAMPHEYLBORANE FOR A GENERAL-SYNTHESIS OF ENANTIOMERICALLY PURE-DRUGS
Authors: RAMACHANDRAN PV GONG BQ BROWN HC
Citation: Pv. Ramachandran et al., CHIRAL SYNTHESIS VIA ORGANOBORANES .41. THE UTILITY OF B-CHLORODIISOPINOCAMPHEYLBORANE FOR A GENERAL-SYNTHESIS OF ENANTIOMERICALLY PURE-DRUGS, Chirality, 7(2), 1995, pp. 103-110
VERSATILE ALPHA-PINENE-BASED BORANE REAGENTS FOR ASYMMETRIC SYNTHESES
Authors: BROWN HC RAMACHANDRAN PV
Citation: Hc. Brown et Pv. Ramachandran, VERSATILE ALPHA-PINENE-BASED BORANE REAGENTS FOR ASYMMETRIC SYNTHESES, Journal of organometallic chemistry, 500(1-2), 1995, pp. 1-19
CHIRAL SYNTHESIS VIA ORGANOBORANES .40. SELECTIVE REDUCTIONS .55. A SIMPLE ONE-POT SYNTHESIS OF THE ENANTIOMERS OF (TRIFLUOROMETHYL)OXIRANE- A GENERAL-SYNTHESIS IN HIGH OPTICAL PURITIES OF ALPHA-TRIFLUOROMETHYL SECONDARY ALCOHOLS VIA THE RING-CLEAVAGE REACTIONS OF THE EPOXIDE
Authors: RAMACHANDRAN PV GONG BQ BROWN HC
Citation: Pv. Ramachandran et al., CHIRAL SYNTHESIS VIA ORGANOBORANES .40. SELECTIVE REDUCTIONS .55. A SIMPLE ONE-POT SYNTHESIS OF THE ENANTIOMERS OF (TRIFLUOROMETHYL)OXIRANE- A GENERAL-SYNTHESIS IN HIGH OPTICAL PURITIES OF ALPHA-TRIFLUOROMETHYL SECONDARY ALCOHOLS VIA THE RING-CLEAVAGE REACTIONS OF THE EPOXIDE, Journal of organic chemistry, 60(1), 1995, pp. 41-46
Risultati: 1-25 | 26-31