Search Results - "Romaňuk, Miroslav"

A series of bicyclic insect juvenile hormone analogs of Czech origin : Twenty years of development by WIMMER, Z, REJZEK, M, ZAREVUCKA, M, KULDOVA, J, HRDY, I, NEMEC, V, ROMANUK, M

“…Research results are summarized from a series of insect juvenile hormone analogs derived from 2-(4-hydroxybenzyl)-1-cycloalkanones, which have been…”
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Syntheses of Insect Sex Pheromones. A Review of the Literature 1990-1998 by Koutek, Bohumír, Streinz, Ludvík, Romaňuk, Miroslav

“…The term "insect sex pheromones" denotes compounds used for chemical communication between sexual partners in the insect kingdom. The aim of this review…”
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Terpenoid derivatives of 4-hydroxypropiophenone as juvenoids and juvenogens. III by Kahovcová, Jitka, Romaňuk, Miroslav

“…Using reactions modifying 4-(3,7-dimethyl-2,6-octadienyloxy)propiophenone and 4-(3,7-dimethyl-2-octenyloxy)propiophenone a series of new potential juvenoids…”
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Insect juvenile hormones and their bioanalogues by WIMMER, Z, ROMANUK, M

“…This survey supplements and up-dates review articles of other authors published in the field of substances affecting the development of the insect, juvenoids…”
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Preparation of (Z) and (E)-9-dodecenyl acetates by KORBLOVA, E, ROMANUK, M

“…The sexual pheromones ( Z )-9-dodecenyl acetate ( IXa ) and ( E )-9-dodecenyl acetate ( IXb ) were synthesized using facile preparation of the acetylenic…”
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Synthesis of alkenes by wittig reaction using lithium 1,3-diaminopropane as a base by STREINZ, L, SAMAN, D, KONECNY, K, ROMANUK, M

“…It has been found that the lithium 1,3-diaminopropane ( X ) can be used for generation of non-stabilized ylides from alkyltriphenylphosphonium salts. These…”
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Preparation of carbamate derivatives of 2-(4-hydroxybenzyl)-1-cyclohexanone with a juvenoid activity by WIMMER, Z, STREINZ, L, ROMANUK, M

“…The synthesis of four carbamate derivatives of 2-(4-hydroxybenzyl)-1-cyclohexanone displaying a juvenilizing effect in insects is described. The substances…”
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The syntheses of juvenogen derivatives of 2-[4-(3-ethoxy-3-methyl-1-butoxy)benzyl]-1-cyclohexanol by Wimmer, Zdeněk, Romaňuk, Miroslav

“…The syntheses of several juvenogen derivatives of both isomeric racemic 2-[4-(3-ethoxy-3-methyl-1-butoxy)benzyl]-1-cyclohexanols were described, in connection…”
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Biotransformation of 2-(4-methoxybenzyl)-1-cyclohexanone by means of Saccharomyces cerevisiae by WIMMER, Z, BUDESINSKY, M, MACEK, T, SVATOS, A, SAMAN, D, VASICKOVA, S, ROMANUK, M

“…Biotransformation reduction of 2-(4-methoxybenzyl)-1-cyclohexanone was investigated. A method was elaborated for the preparation of some diastereoisomeric…”
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Preparation of some 8-oxa derivatives of 2,4-dienoic acid esters by STREINZ, L, ROMANUK, M

“…The method of preparation of the esters of 8-oxa-2,4-dienoic acids is described, utilizing 3-methyl-4-oxa-6-heptynal ( III ) as the key intermediate which was…”
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A new method of preparation of α,β-γ,δ-unsaturated secondary alcohols by Streinz, Ludvík, Romaňuk, Miroslav

“…A method of preparation of β-hydroxy-γ,δ-unsaturated nitriles used as intermediates for the synthesis of α,β-γ,δ-unsaturated ketones and alcohols, and having…”
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Synthesis of optically active 1-(2-furyl)-3-pentanol. A simple route to (2S, 5R/S)-chalcogran by KÖRBLOVA, E, KOUTEK, B, SAMAN, D, SVATOS, A, MALON, P, ROMANUK, M

“…Enantioselective synthesis of the title alcohol VI is reported, which utilizes either pig pancreatic lipase mediated transesterification or a reduction with…”
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Terpenoid derivatives of 4-hydroxypropiophenone as juvenoids and juvenogens. II by Kahovcová, Jitka, Romaňuk, Miroslav

“…A series of potential juvenoids and juvenogens was prepared by modifying the structure of 4-(3,7-dimethyl-2,6-octadienyloxy)propiophenone and…”
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The syntheses of biologically active 2-(4-hydroxybenzyl)-1-cyclohexanone derivatives by Wimmer, Zdeněk, Romaňuk, Miroslav

“…The syntheses of various 2-(4-hydroxybenzyl)-1-cyclohexanone derivatives are described in connection with the development of the research of substances with…”
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Terpenoid derivatives of 4-hydroxypropiophenone as juvenoids and juvenogens I by Kahovcová, Jitka, Romaňuk, Miroslav

“…Using the reactions modifying the chemical structure of 4-(3,7-dimethyl-2,6-octadienyloxy)propiophenone and 4-(3,7-dimethyl-2-octenyloxy)propiophenone a number…”
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The hydroalumination-iodination of enyne α-alcohols: synthesis of 3-methyl-2,4-alkadien-1-ols by KHRIMYAN, A. P, GHARIBYAN, O. A, STREINZ, L, WIMMER, Z, ROMANUK, M, BADANYAN, S. O

“…It has been found that the reaction course of hydroalumination-iodination using 2-methyl-5-hexen-3yn-2-ol and (6 E )-9,13-dimethyl-6,12-tetradecadien-4-yn-3-ol…”
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Juvenile hormone activity of some glycosidic juvenogens by Sláma, K, Wimmer, Z, Romanuk, M

“…In a search for new hormonogen compounds related to insect juvenile hormones we have prepared and bioassayed several beta-D-glucosides of some selected…”
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Direct esterification of α-methoxy-α-(trifluoromethyl)phenylacetic acid by STREINZ, L, VALTEROVA, I, WIMMER, Z, BUDESINSKY, M, SAMAN, D, KOHOUTOVA, J, ROMANUK, M, VRKOC, J

“…Esters of α-methoxy-α-(trifluoromethyl)phenylacetic acid (Mosher acid, MTPA) were prepared in good yields from alcohols and the free acid Ia using…”
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A simple method of isomerization of the terminal double bond in a terpene chain by STREINZ, L, WIMMER, Z, ROSHKA, Z, ROSHKA, G. K, ISHCHENKO, R. I, ROMANUK, M, KOVALEV, B. G

“…The utilisability of the isomerization of the terminal double bond in terpenic compounds with trifluoroacetic acid was investigated. The results obtained were…”
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Synthesis of potential juvenogen insecticides. 1. Tetrahydrofuran and tetrahydropyran ether derivatives by Kahovcova, Jitka, Romanuk, Miroslav

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