Search Results - "Churkina, T. D."

Asymmetric PTC C-Alkylation Catalyzed by Chiral Derivatives of Tartaric Acid and Aminophenols. Synthesis of (R)- and (S)-α-Methyl Amino Acids by Belokon, Yuri N, Kochetkov, Konstantin A, Churkina, Tatiana D, Ikonnikov, Nikolai S, Chesnokov, Alexey A, Larionov, Oleg V, Singh, Ishwar, Parmar, Virinder S, Vyskočil, Šťepán, Kagan, Henri B

“…A new type of efficient chiral catalyst has been elaborated for asymmetric C-alkylation of CH acids under PTC conditions. Sodium alkoxides formed from chiral…”
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The first example of asymmetric Michael reaction catalyzed by chiral alkali metal alkoxides by Belokon', Yu. N., Kochetkov, K. A., Churkina, T. D., Chesnokov, A. A., Smirnov, V. V., Ikonnikov, N. S., Orlova, S. A.

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Asymmetric alkylation catalyzed by chiral alkali metal alkoxides of TADDOL. Synthesis of α-methyl amino acids by Belokon, Yu. N., Kochetkov, K. A., Churkina, T. D., Ikonnikov, N. S., Chesnokov, A. A., Larionov, O. V., Kagan, H. V.

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Diastereoselective bromination of(R)-N-cinnamoyl-4-phenyloxazolidin-2-one in the presence of Lewis acids by Belokoń, Yu. N., Bubnov, Yu. N., Churkina, T. D., Chesnokov, A. A., Kochetkov, K. A., Kuznetsov, N. Yu, Khrustalev, V. N., Raevskii, N. I.

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Asymmetric addition of methyl nitroacetate to crotonaldehyde catalyzed by chiral amines by Belokon', Yu. N., Kochetkov, K. A., Churkina, T. D., Ikonnikov, N. S., Orlova, S. A., Kuz'mina, N. A., Bodrov, D. E.

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Synthesis of α-Amino Acids via Asymmetric Phase Transfer-Catalyzed Alkylation of Achiral Nickel(II) Complexes of Glycine-Derived Schiff Bases by Belokon, Yuri N, Bespalova, Natalia B, Churkina, Tatiana D, Císařová, Ivana, Ezernitskaya, Marina G, Harutyunyan, Syuzanna R, Hrdina, Radim, Kagan, Henri B, Kočovský, Pavel, Kochetkov, Konstantin A, Larionov, Oleg V, Lyssenko, Konstantin A, North, Michael, Polášek, Miroslav, Peregudov, Alexander S, Prisyazhnyuk, Vladimir V, Vyskočil, Štěpán

“…Achiral, diamagnetic Ni(II) complexes 1 and 3 have been synthesized from Ni(II) salts and the Schiff bases, generated from glycine and PBP (7) and PBA (11),…”
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Radical reactions of butyl mercaptan with vinyl and allyl acetates by Churkina, T. D., Petrova, R. G., Terent'ev, A. B.

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Reactions of acrylic monomers with mercaptans in the presence of metal carbonyls or peroxides by Churkina, T. D., Petrova, R. G., Dostovalova, V. I., Terent'ev, A. B.

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Reaction of butyl mercaptan with phenyl esters of dithiocarboxylic acids by Churkina, T. D., Petrova, R. G., Freidlina, R. Kh

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Highly Efficient Catalytic Synthesis of α-Amino Acids under Phase-Transfer Conditions with a Novel Catalyst/Substrate Pair by Belokon, Yuri N., Kochetkov, Konstantin A., Churkina, Tatiana D., Ikonnikov, Nikolai S., Larionov, Oleg V., Harutyunyan, Syuzanna R., Vyskočil, Štepán, North, Michael, Kagan, Henri B.

“…A facile and fast enantioselective synthesis of α‐amino acids with high ee values was achieved by the asymmetric alkylation of the glycine derivative 1 under…”
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Chiral salen–metal complexes as novel catalysts for the asymmetric synthesis of α-amino acids under phase transfer catalysis conditions by Belokon, Yuri N, North, Michael, Churkina, Tatiana D, Ikonnikov, Nikolai S, Maleev, Victor I

“…Chiral salen–metal complexes have been tested as catalysts for the C-alkylation of Schiff's bases of alanine and glycine esters with alkyl bromides under…”
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Reaction of thionocarboxylate esters with phenylazotriphenylmethane by Freidlina, R. Kh, Petrova, R. G., Churkina, T. D., Bel'skii, V. K., Kandror, I. I.

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Reaction of phenyl dithiobenzoate and N-butylthioacetamide with N-nitrosoacetanilides by Churkina, T. D., Petrova, R. G., Kandror, I. I., Freidlina, R. Kh

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Homolytic addition of thiophenol to ethyl (?-phenylthio)crotonate by Churkina, T. D., Petrova, R. G., Dostovalova, V. I.

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Reduction of trichloromethyl group to the dichloromethyl group by thiols in the presence of metal carbonyls by Petrova, R. G., Churkina, T. D., Golikova, I. A., Freidlina, R. Kh

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Homolytic isomerization of di-n-butyl mercaptols of diethyl ketone and dipropyl ketone by Petrova, R. G., Churkina, T. D.

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Radical arylation of esters of dithiocarboxylic acids by Petrova, R. G., Churkina, T. D., Kandror, I. I., Dostovalova, V. I., Freidlina, R. Kh

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Addition of thiyl radicals to the carbonyl group by Petrova, R. G., Gasanov, R. G., Churkina, T. D.

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Homolytic rearrangement of di(n-butyl)mercaptol of methyl isopropyl ketone by Churkina, T. D., Petrova, R. T., Dostovalova, V. N., Freidlina, R. Kh

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Free-radical reactions of 2,2-bis(n-butylthio)-4-pentanone and 2-(n-butylthio)-2-pentene-4-one by Petrova, R. G., Churkina, T. D., Filipchenko, N. V., Dostovalova, V. I., Freidlina, R. Kh

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