J. Hájíček

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J. Hajicek, Joseph O. Hajicek, Josef Hajicek, Josef Hájícek, Joseph Oliver Hajicek, J. Hájíček, Josef Hájíček, J. Hájicek
Publication record
65 papers · 729 citations · H-index 15

PAPERS

A Catharanthus roseus Fe(II)/α-ketoglutarate-dependent dioxygenase catalyzes a redox-neutral reaction responsible for vindolinine biosynthesis
202228 citationsauthor #4
Tetrodotoxin: History, Biology, and Synthesis.
201966 citationsauthor #3
Solution of the multistep pathway for assembly of corynanthean, strychnos, iboga, and aspidosperma monoterpenoid indole alkaloids from 19E-geissoschizine
2018121 citationsauthor #4
Model Studies toward the Total Synthesis of Thebaine by an Intramolecular Cycloaddition Strategy
20179 citationsauthor #2
A novel approach for HPLC determination of 2-cynaoacetamide using derivatization procedure with 2-hydroxyacetophenone as a new useful derivatization reagent.
20165 citationsauthor #6
Kinetics and mechanism of the base-catalyzed rearrangement and hydrolysis of ezetimibe.
20148 citationsauthor #3
Amorphous and solvated polymorphous forms of tiotropium iodide and a method their preparation
20130 citationsauthor #3
Biotransformation of codeine to 14-OH-codeine derivatives by Rhizobium radiobacter R89-1
201316 citationsauthor #8
Recent Developments in Synthesis of the Post-Secodine Indole Alkaloids. Part 3. Rearranged Alkaloid Types
20120 citationsauthor #1
Stabilization solvates tiotropium
20120 citationsauthor #2
Recent developments in syntheses of the post-secodine indole alkaloids. Part III: Rearranged alkaloid types
201128 citationsauthor #1
Whole-cell oxidation of omeprazole sulfide to enantiopure esomeprazole with Lysinibacillus sp. B71.
201121 citationsauthor #7
Diastereoselective reduction of 1-(4-fluorophenyl)-3(R)-[3-oxo-3-(4-fluorophenyl)-propyl]-4(S)-(4-hydroxyphenyl)azetidin-2-one to Ezetimibe by the whole cell catalyst Rhodococcus fascians MO22
201010 citationsauthor #5
Synthesis and Antinociceptive Activity of Some 3-Chlorophenyl- and 6-Chloropyridin-2-yl Derivatives
20100 citationsauthor #6
Determination of the absolute configurations of natural products via density functional theory calculations of vibrational circular dichroism, electronic circular dichroism, and optical rotation: the iso-schizozygane alkaloids isoschizogaline and isoschizogamine.
200855 citationsauthor #6
Determination of the absolute configurations of natural products via density functional theory calculations of vibrational circular dichroism, electronic circular dichroism and optical rotation: the schizozygane alkaloid schizozygine.
200779 citationsauthor #5
A Review on Recent Developments in Syntheses of the Post‐Secodine Indole Alkaloids. Part 2. Modified Alkaloid Types
20077 citationsauthor #1
Trends in Total Synthesis of Alkaloids
20051 citationsauthor #1
Towards schizozygine: synthesis of 15α-hydroxystrempeliopine
200521 citationsauthor #3
The Antileukotrienic Derivatives and Homologues of [(Quinolin-2-ylmethoxy)sulfanyl]benzoic Acids with Reduced Lipophilicity
20051 citationsauthor #5
Synthesis of latanoprost diastereoisomers.
200510 citationsauthor #4
A Review on Recent Developments in Synthesis of the Post-Secodine Indole Alkaloids. Part 1. The Primary Alkaloid Types
20050 citationsauthor #1
A Review on Recent Developments in Syntheses of the Post-Secodine Indole Alkaloids. Part I: The Primary Alkaloid Types
200417 citationsauthor #1
Procede de production de (-)-(s)-3-[1-(dimethylamino)ethyl]phenyl-n-ethyl-n-methylcarbamate
20030 citationsauthor #2
An improved synthesis of 1,1-dimethylethyl 6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate, a key intermediate for atorvastatin synthesis
200222 citationsauthor #3
Reaction of Deacetylvindoline with Thionyl Chloride.
20000 citationsauthor #1
On the Reaction of Deacetylvindoline with Thionyl Chloride
20001 citationsauthor #1
SYNTHESIS AND ANTINOCICEPTIVE ACTIVITY OF SOME 3-CHLOROPHENYL- AND 6-CHLOROPYRIDIN-2-YL DERIVATIVES
19992 citationsauthor #6
Revised structure of isoschizogamine
199830 citationsauthor #1
Revised Structure of Isoschizogamine.
19983 citationsauthor #1
REVISED STRUCTURE OF ISOSCHIZOGANLINE
19980 citationsauthor #1
Electrophilic Amination of Carbanions with Metalated t-Butyl N- Tosyloxycarbamate.
19943 citationsauthor #4
A Convenient Synthesis of N‐Boc‐Protected Primary Amines via the Reaction of Organoboranes with Li or K t‐Butyl‐N‐tosyloxycarbamate.
19920 citationsauthor #2
A convenient synthesis of N-boc protected primary amines via the reaction of organoboranes with Li or K t-butyl-N-tosyloxycarbamate
199212 citationsauthor #2
A process for preparing selegiline hydrochloride.
19890 citationsauthor #1
Sulfenic Acids in the Gas Phase. Preparation, Ionization Energies and Heats of Formation of Methane-, Ethene-, Ethyne- and Benzenesulfenic Acid
19890 citationsauthor #5
Sulfenic acids in the gas phase. Preparation, ionization energies and heats of formation of methane-, ethene-, and benzenesulfenic acid
198815 citationsauthor #5
Rearrangement in the formation of C4H4 molecules from methylenecyclopropane precursors upon pyrolysis and electron impact
19870 citationsauthor #2
Alkaloids. Part 52. (-)-Strempeliopine. Stereoselective Total Synthesis and the Determination of Absolute Configuration.
19870 citationsauthor #1
Studies on the Carbon Zip Reaction of 2-Oxocycloalkane-1-carbonitriles.
19860 citationsauthor #2
Synthesis of natural products : problems of stereoselectivity
19869 citationsauthor #3
(−)-Strempeliopine, stereoselective total synthesis and the determination of absolute configuration
198615 citationsauthor #1
ALKALOIDS. L. SYNTHESIS OF CANTHINE/ERYTHRINANE ALKALOID ANALOGS
19850 citationsauthor #1
Effects of Self-Instructional Training and Strategy Training on a Mathematics Task with Severely Behaviorally Disordered Students
198516 citationsauthor #2
Synthesis of canthine/erythrinane alkaloid analogs
19851 citationsauthor #1
Studies on the Carbon Zip Reaction of 2‐Oxocycloalkane‐1‐carbonitriles
198519 citationsauthor #2
Effects of Self-Instructional Training and Strategy Training on a Mathematics Task with Severely Behaviorally Disordered Students
198526 citationsauthor #2
ALKALOIDS. XLI. SYNTHESIS OF OPTICALLY ACTIVE 4,4- AND 5,5-DISUBSTITUTED 4,5-DIHYDRO-6H-CANTHIN-6-ONES AND THEIR CD SPECTRA
19830 citationsauthor #1
ALKALOIDS. XLIII. STEREOSPECIFIC TOTAL SYNTHESIS OF (+)-18-METHYLENEVINCADIFFORMINE
19830 citationsauthor #1
ALKALOIDS. XXXVIII. SYNTHESIS OF 4,4- AND 5,5-DISUBSTITUTED 4,5-DIHYDRO-6H-CANTHIN-6-ONES
19830 citationsauthor #1
ON ALKALOIDS. XLIV. ABSOLUTE CONFIGURATION OF (-)-STREMPELIOPINE
19821 citationsauthor #1
Stereospecific total synthesis of (+)-18-methylenevincadifformine
19823 citationsauthor #1
Absolute configuration of (R)-(-)-2-allyl-2-ethyl-3-methoxycarbonylpropionic acid
19820 citationsauthor #1
Synthesis of 4,4- and 5,5-disubstituted 4,5-dihydro-6 H -canthin-6-ones
19824 citationsauthor #1
Absolute configuration of (−)-strempeliopine
19829 citationsauthor #1
Synthesis of optically active 4,4- and 5,5-disubstituted 4,5-dihydro-6 H -canthin-6-ones and their CD spectra
19825 citationsauthor #1
ALKALOIDS. XXXV. SYNTHESIS OF 2-ALLYL-2-ETHYLSUCCINIC ANHYDRIDE
19810 citationsauthor #1
Synthesis of 2-allyl-2-ethylsuccinic anhydride
19811 citationsauthor #1
Stereospecific total synthesis of (±)-strempeliopine
198112 citationsauthor #1
ON ALKALOIDS. PART XXXVI. INTRAMOLECULAR (4+2) CYCLOADDITION OF AN INDOLENINE
19810 citationsauthor #1
Intramolecular [4+2] cycloaddition of an indolenine
198111 citationsauthor #1
The Synthesis of Geminally Disubstituted 4,5-Dihydro-6H-canthin-6-ones
19780 citationsauthor #2
EFFECTS AND GENERALIZED EFFECTS OF PRAISE, REASONS, AND REPROOFS ON THE ACADEMIC BEHAVIOR OF CHILDREN WITH LEARNING PROBLEMS.
19750 citationsauthor #1
Absolute configuration of ( S )-(+)-3-ethyl-5-methyladamantane-1-carboxylic acid and ( S )-(+)-1-amino-3-ethyl-5-methyladamantane
19747 citationsauthor #3
ASYMMETRIC REACTIONS PART 48, ABSOLUTE CONFIGURATION OF (S)-(+)-3-ETHYL-5-METHYLADAMANTANE-1-CARBOXYLIC ACID AND (S)-(+)-1-AMINO-3-ETHYL-5-METHYLADAMANTANE
19740 citationsauthor #3

TIMELINE

1974 7 citations

1975 0 citations

1978 0 citations

1981 24 citations

1982 22 citations

1983 0 citations

1985 62 citations

1986 24 citations

1987 0 citations

1988 15 citations

1989 0 citations

1992 12 citations

1994 3 citations

1998 33 citations

1999 2 citations

2000 1 citations

2002 22 citations

2003 0 citations

2004 17 citations

2005 33 citations

2007 86 citations

2008 55 citations

2010 10 citations

2011 49 citations

2012 0 citations

2013 16 citations

2014 8 citations

2016 5 citations

2017 9 citations

2018 121 citations

2019 66 citations

2022 28 citations

J. Hájíček

PROFILE

PAPERS

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