Výsledky vyhledávání - "T. V. Talalaeva"

Fluorination of styrenes Communication 2. ?,2,4-trifluoro- and ?,?,2,4-tetrafluoro-styrenes

Autor: T. V. Talalaeva, G. V. Kazennikova, N. M. Nad, K. A. Kocheshkov

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 8:64-67

1. A procedure was developed for the condensation of 2,4-difluorophenyllithium with difluoroacetic and chlorodifluoroacetic acids at low temperature with formation of acetophenones containing fluorine in the nucleus and in the side chain. 2. β,2,4-T

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::deed7e13cd28b566fd94fd1e9b8ea9bc
https://doi.org/10.1007/bf00914216

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Infrared spectra of isotopically substituted ethyllithium molecules

Autor: T. V. Talalaeva, A. N. Rodionov, K. A. Kocheshkov, G. N. Rodionova, D. N. Shigorin

Publikováno v: Bulletin of the Academy of Sciences, USSR Division of Chemical Science. 14:591-596

1. The infrared spectra of five isotopically substituted ethyllithium molecules were measured in three states of aggregation (vapor, solution, crystal) in the region of 3500 –400 cm−1. 2. Closeness of the spectra of ethyllithium in vapors and sol

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c2946612727bb8a60127af8d50b88a56
https://doi.org/10.1007/bf00846710

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Fluorinated styrenes Communication 3. Styrenes fluorinated in the side chain

Autor: T. V. Talalaeva, K. A. Kocheshkov, N. M. Nad, G. V. Kazennikova

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 8:250-254

1. Methods were developed for the synthesis of styrenes fluorinated in the side chain. 2. β-Fluoro- and β-chloro-α-fluoro-styrenes were prepared for the first time. 3. A general method was developed for the synthesis of fluorinated acetophenones b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::33ec4cc894e110598f403d523d7382dc
https://doi.org/10.1007/bf00917370

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Solutions of aromatic organic lithium compounds in ethers

Autor: T. V. Talalaeva, A. N. Rodionov, K. A. Kocheshkov

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 10:1857-1862

1. We have described a method for synthesis of aromatic organic lithium compounds in hexane solution. 2. We have studied ether solutions of aromatic and aliphatic organic lithium compounds by infrared spectra. 3. We have observed intense bands in the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8a3ba240b5134f5ee032ae8ffce73521
https://doi.org/10.1007/bf01184723

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Infrared spectra of some acetylides of lithium, sodium, and potassium

Autor: A. N. Rodionov, G. V. Timofeyuk, T. V. Talalaeva, K. A. Kocheshkov, D. N. Shigorin

Publikováno v: Bulletin of the Academy of Sciences USSR Division of Chemical Science. 14:37-40

1. An investigation of the IR spectra of a number of acetylides of the alkali metals has made it possible to establish the characteristic frequencies of the vibrations of the basic groups of this class of compounds. 2. The vibrations of the ≡C-H an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bbfce58ba504583d34f9cbc09638c0e1
https://doi.org/10.1007/bf00854856

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Crystalline organolithium compounds, benzyllithium

Autor: K. A. Kocheschkov, T. V. Talalaeva

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 2:263-266

1. Crystalline benzyllithium has been prepared by the reaction of tribenzylantimony with ethyllithium in pentane-benzene solution. Its properties have been investigated.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4733fd26805862280a3342e795ed19d1
https://doi.org/10.1007/bf01170996

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Synthesis and structure of soluble lithium alkoxides

Autor: K. A. Kocheshkov, T. V. Talalaeva, A. P. Simonov, G. V. Tsareva

Publikováno v: Bulletin of the Academy of Sciences, USSR Division of Chemical Science. 13:595-599

1. Methods for the synthesis of soluble lithium alkoxides of iso, secondary, and tertiary structure were developed. 2. In their chemical properties the soluble lithium alkoxides do not fall out of line with the general series of alkoxide compounds, a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::65881a939ddb6c3885b23e735616d8a1
https://doi.org/10.1007/bf00845302

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Fluorinated styrenes Communication 1. 2,4-difluorostyrene

Autor: G. V. Kazennikova, K. A. Kocheshkov, T. V. Talalaeva, M. M. Nad

Publikováno v: Bulletin of the Academy of Sciences of the USSR Division of Chemical Science. 8:58-63

1. 2,4-Difluorophenyllithium was prepared for the first time; it was obtained by reaction of 1-bromo-2,4-difluorobenzene with butyllithium at low temperature. 2. 2,4-Difluorostyrene was prepared for the first time.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4fb751274d769843d5b4242c33bddcf9
https://doi.org/10.1007/bf00914215

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