Ya. L. Gol'dfarb : rechercher sur Z-Library

Le plus grand référentiel d'articles scientifiques au monde. 70,000,000+ d'articles gratuitement.

Campagne de collecte 15 septembre 2024 – 1 octobre 2024

Z-Library est une des plus grandes bibliothèques en ligne dans le monde, avec le stockage de plus de 17,000,000 livres et plus de 84,837,000 articles. Nous encourageons l'accès libre de chacun à la littérature. Aujourd'hui (15 septembre 2024) nous faisons un appel de fonds à tous ceux qui veulent contribuer encore plus au soutien et au développement de notre projet.

Les téléchargements SANS LIMITE sont aussi (au cours de 31 jours après la date de don) disponibles pour TOUS les utilisateurs qui soient en mesure de soutenir le projet pendant la période de collecte de fonds jusqu'au 1 octobre 2024.

C'est quoi, la collecte de fonds?En savoir plus

Faire un don

Livres
Articles (430)
Les plus populaires
Liste
- Liste
- Tableau

Synthesis, structures, and redox properties of some new dithiocarbamates that include a heteroaromatic ring

Ya. L. Gol'dfarb, é. G. Ostapenko, V. G. Vinogradova, A. N. Zverev, A. V. Polyakov, A. I. Yanovskii, D. S. Yufit, Yu. T. Struchkov

Journal:

Chemistry of Heterocyclic Compounds

Année:

1987

Langue:

english

Fichier:

PDF, 685 KB

english, 1987

Beckmann rearrangement of acetylthiophene oxime benzenesulfonates as a method for the synthesis of acetamidothiophenes

B. P. Fabrichnyi, V. N. Bulgakova, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1985

Langue:

english

Fichier:

PDF, 282 KB

english, 1985

New method for the synthesis of macrocyclic compounds. Communication 3. Intramolecular alkylation of 2-(ethoxycarbonylacetyl)-5-(ω-iodoalkyl)thiophenes

Ya. L. Gol'dfarb, S. Z. Taits, V. N. Bulgakova

Journal:

Russian Chemical Bulletin

Année:

1963

Langue:

english

Fichier:

PDF, 503 KB

english, 1963

Bromination of acetophenone, 2-acetothienone, and 2-thiophenecarboxaldehyde in sulfuric acid

Ya. L. Gol'dfarb, É. I. Novikova, L. I. Belen'kii

Journal:

Russian Chemical Bulletin

Année:

1971

Langue:

english

Fichier:

PDF, 259 KB

english, 1971

Bromination of 2-benzoylthiophene in the presence of excess aluminum chloride

Yu. B. Vol'kenshtein, I. B. Karmanova, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1970

Langue:

english

Fichier:

PDF, 386 KB

english, 1970

Synthesis and some transformations of sulfides of thiophene series Communication 28. Action of sodium in liquid ammonia on some β-(hydroxyethyl)-substituted alkyl 2-thienyl sulfides

Ya. L. Gol'dfarb, M. A. Kalik

Journal:

Russian Chemical Bulletin

Année:

1975

Langue:

english

Fichier:

PDF, 513 KB

english, 1975

Action of alkali metals in liquid ammonia on substituted thiophenes

Ya. L. Gol'dfarb, E. P. Zakharov

Journal:

Chemistry of Heterocyclic Compounds

Année:

1977

Langue:

english

Fichier:

PDF, 299 KB

english, 1977

The problem of synthesizing 5-propionyl-2-thiophene aldehyde

B. P. Fabrichnyi, Yu. B. Vol'kenshtein, V. I. Rogovik, I. B. Karmanova, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1965

Langue:

english

Fichier:

PDF, 443 KB

english, 1965

Reactions of aromatic and heteroaromatic compounds bearing electron-acceptor substituents

L. I. Belen'kii, G. P. Gromova, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 585 KB

english, 1972

Condensed heteroaromatic systems including a thiophene ring. XXXIII. Catalytic liquid-phase oxidation of 3-methyl-substituted thieno[2,3-b]thiophenes and thieno[3,2-b]thiophenes

V. P. Litvinov, T. V. Shchedrinskaya, P. A. Konstantinov, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1975

Langue:

english

Fichier:

PDF, 549 KB

english, 1975

Reductive acetylation of nitro ketones of the thiophene series

Ya. L. Gol'dfarb, B. P. Fabrichnyi, I. F. Shalavina

Journal:

Chemistry of Heterocyclic Compounds

Année:

1982

Langue:

english

Fichier:

PDF, 228 KB

english, 1982

Synthesis and study of the light-stabilizing activity of some dithiocarbamates that include a heteroaromatic ring

Ya. L. Gol'dfarb, É. G. Ostapenko, V. B. Ivanov, A. F. Efremkin, V. P. Litvinov

Journal:

Chemistry of Heterocyclic Compounds

Année:

1982

Langue:

english

Fichier:

PDF, 495 KB

english, 1982

Syntheses based on aldehydes of the thiophene series

V. I. Rogovik, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1963

Langue:

english

Fichier:

PDF, 420 KB

english, 1963

Bromination products of furfural

Ya. L. Gol'dfarb, L. D. Tarasova

Journal:

Russian Chemical Bulletin

Année:

1965

Langue:

english

Fichier:

PDF, 132 KB

english, 1965

Synthesis and some reactions of sulfides of the thiophene series Communication 8. Mechanism of the formation of 5-ethyl-3-(iminomethyl)-2-thiophenethiol

Ya. L. Gol'dfarb, M. A. Kalik, M. L. Kirmalova

Journal:

Russian Chemical Bulletin

Année:

1964

Langue:

english

Fichier:

PDF, 503 KB

english, 1964

Synthesis and some reactions of sulfides of the thiophene series Communication 9. Complex-forming compounds from substituted 5-alkyl-2-thiophenethiols

Ya. L. Gol'dfarb, M. A. Kalik, M. L. Kirmalova, M. M. Polonskaya

Journal:

Russian Chemical Bulletin

Année:

1966

Langue:

english

Fichier:

PDF, 465 KB

english, 1966

Synthesis and some reactions of sulfides of the thiophene series

Ya. L. Gol'dfarb, M. A. Kalik, M. L. Kirmalova

Journal:

Russian Chemical Bulletin

Année:

1962

Langue:

english

Fichier:

PDF, 719 KB

english, 1962

Rupture of sulfides of the thiophene series by sodium in liquid ammonia

Ya. L. Gol'dfarb, M. A. Kalik, M. L. Kirmalova

Journal:

Russian Chemical Bulletin

Année:

1960

Langue:

english

Fichier:

PDF, 140 KB

english, 1960

Synthesis of higher alicyclic compounds from thiophene derivatives

Ya.L. Gol'dfarb, S.Z. Taits, L.I. Belen'kii

Journal:

Tetrahedron

Année:

1963

Langue:

english

Fichier:

PDF, 1.01 MB

english, 1963

Synthesis of some ω- (2,5-dichloro-3-thienyl)alkanoic acids and their intramolecular ring closure

B. P. Fabrichnyi, I. F. Shalavina, S. M. Kostrova, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1971

Langue:

english

Fichier:

PDF, 168 KB

english, 1971

Preparation and some transformations of lithium-substituted acetals of the thiophene series

V. I. Rogovik, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1965

Langue:

english

Fichier:

PDF, 393 KB

english, 1965

Directive nature of the nitration of the oximes of 2-acetylthiophene and 2-propionylthiophene

B. P. Fabrichnyi, S. M. Kostrova, G. P. Gromova, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 362 KB

english, 1973

Reactions of aromatic and heteroaromatic compounds containing electron-acceptor substituents

L. I. Belen'kii, G. P. Gromova, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1978

Langue:

english

Fichier:

PDF, 447 KB

english, 1978

An investigation of condensed heteroaromatic systems including a thiophene ring

T. V. Shchedrinskaya, V. P. Litvinov, P. A. Konstantinov, Ya. L. Gol'dfarb, É. G. Ostapenko

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 648 KB

english, 1973

Synthesis of nitronicotines

Ya. L. Gol'dfarb, V. G. Klimenko, F. M. Stoyanovich

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 452 KB

english, 1973

Reactions of aromatic and heteroaromatic compounds bearing electron-acceptor substituents

Ya. L. Gol'dfarb, N. S. Ksenzhek, L. I. Belen'kii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1972

Langue:

english

Fichier:

PDF, 368 KB

english, 1972

Action of amines on N, n-disubstituted

Ya. L. Gol'dfarb, M. A. Kalik

Journal:

Chemistry of Heterocyclic Compounds

Année:

1971

Langue:

english

Fichier:

PDF, 262 KB

english, 1971

New method for the synthesis of macrocyclic compounds

S. Z. Taits, V. N. Bulgakova, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 444 KB

english, 1973

Catalytic reduction of 2-thiophenaldehyde and 2-acetothienone

M. A. Ryashentseva, O. A. Kalinovskii, Kh. M. Minachev, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1966

Langue:

english

Fichier:

PDF, 259 KB

english, 1966

Reaction of cyclooctatetraenyldipotassium with disulfides and thiocyanato derivatives of the thiophene series

Z. V. Todres, F. M. Stoyanovich, Ya. L. Gol'dfarb, D. N. Kursanov

Journal:

Chemistry of Heterocyclic Compounds

Année:

1973

Langue:

english

Fichier:

PDF, 412 KB

english, 1973

Structure of the 2-mercapto-3-thenylidene-cyclohexylamine molecule in the crystalline state

L. G. Kuz'mina, Yu. T. Struchkov, M. A. Kalik, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1978

Langue:

english

Fichier:

PDF, 513 KB

english, 1978

Condensed heteroaromatic systems including a thiophene ring. XXXII. Preparation and magnetic properties of chelates based on 2-mercapto-3-benzo[b]formylthiophene, 2-mercapto-3-iminomethylbenzo[b]thiophene, and N,N′-bis(2-mercapto-3-benzo[b]thenylidene)ethylenediamine

V. P. Litvinov, Ya. L. Gol'dfarb, V. V. Zelentsov, L. G. Bogdanova, N. N. Petukhova

Journal:

Chemistry of Heterocyclic Compounds

Année:

1975

Langue:

english

Fichier:

PDF, 416 KB

english, 1975

Synthesis and transformation of sulfides of the thiophene series. 34. Quantum-chemical studies of the specificity of electrophilic attack and isomerization under C-protonation conditions in the alkylmercaptothiophene series

Ya. L. Gol'dfarb, I. A. Abronin, M. A. Kalik, V. K. Zav'yalova

Journal:

Chemistry of Heterocyclic Compounds

Année:

1981

Langue:

english

Fichier:

PDF, 421 KB

english, 1981

A new synthesis of 3-thienylacetonitrile based on the photo-stimulated reaction of 3-bromothiophene with the cyanomethanide ion

Ya. L. Gol'dfarb, A. P. Yakubov, L. I. Belen'kii

Journal:

Chemistry of Heterocyclic Compounds

Année:

1979

Langue:

english

Fichier:

PDF, 258 KB

english, 1979

Condensed heterocycles. 40. The structure of 2- and 3-benzo[b]thiophenaldehydes and their imines containing a hydrosulfide or hydroselenide group in the adjacent position

V. Yu. Mortikov, V. P. Litvinov, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1984

Langue:

english

Fichier:

PDF, 381 KB

english, 1984

The preparation of Py-N-oxide of anabasine

Ya. L. Gol'dfarb, F. D. Alashev, V. K. Zvorykina

Journal:

Russian Chemical Bulletin

Année:

1964

Langue:

english

Fichier:

PDF, 203 KB

english, 1964

Syntheses based on thiophene aldehydes Communication 3. Some diamines of the thiophene series and their reductive desulfurization

Ya. L. Gol'dfarb, B. P. Fabrichnyi, V. I. Rogovik

Journal:

Russian Chemical Bulletin

Année:

1966

Langue:

english

Fichier:

PDF, 464 KB

english, 1966

New method for the synthesis of macrocyclic compounds Communication 4. Effect of the length of the aliphatic chain on the character and yields of the products formed in the intramolecular acylation of 2-thiophenealkanoyl chlorides

Ya. L. Gol'dfarb, S. Z. Taits, L. I. Belen'kii

Journal:

Russian Chemical Bulletin

Année:

1963

Langue:

english

Fichier:

PDF, 719 KB

english, 1963

Polymerization of 4-methyl-1-pentene on complex catalytic systems

Huo Wuiliem, Yu. Ya. Gol'dfarb, B. A. Krentsel'

Journal:

Russian Chemical Bulletin

Année:

1970

Langue:

english

Fichier:

PDF, 325 KB

english, 1970

Reactions of aromatic and heteroaromatic compounds bearing electron acceptor substituents

L. I. Belen'kii, G. P. Gromova, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1971

Langue:

english

Fichier:

PDF, 431 KB

english, 1971

Selenides of the thiophene and furan series

Ya. L. Gol'dfarb, V. P. Litvinov, A. N. Sukiasyan

Journal:

Russian Chemical Bulletin

Année:

1971

Langue:

english

Fichier:

PDF, 570 KB

english, 1971

New method of synthesis of macrocyclic compounds

O. A. Kalinovskii, S. Z. Taits, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1970

Langue:

english

Fichier:

PDF, 556 KB

english, 1970

Synthesis in the furan series from organolithium compounds

Ya. L. Danyushevskii, M. A. Marakatkina, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1968

Langue:

english

Fichier:

PDF, 627 KB

english, 1968

Ultraviolet absorption spectra of some pyridine and nicotine derivatives

T. N. Shkurina, F. D. Alashev, V. K. Zvorykina, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1960

Langue:

english

Fichier:

PDF, 295 KB

english, 1960

A new method of synthesizing macrocyclic compounds

S. Z. Taits, É. A. Krasnyanskaya, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1968

Langue:

english

Fichier:

PDF, 630 KB

english, 1968

Synthesis ofω- (thienyl-2)-n-alkanols

S. Z. Taits, F. D. Alashev, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1968

Langue:

english

Fichier:

PDF, 165 KB

english, 1968

Synthesis and antitubercular activity of isoniazones of some aldehydes in the furan and thiophene series

L. N. Pavlov, O. O. Makeeva, Ya. L. Danyushevskii, Yu. B. Vol'kenshtein, N. E. Danilina, Ya. L. Gol'dfarb

Journal:

Chemistry of Heterocyclic Compounds

Année:

1967

Langue:

english

Fichier:

PDF, 161 KB

english, 1967

Radical nucleophilic substitution of inactivated heteroaryl bromides

A. P. Yakubov, L. I. Belen'kii, Ya. L. Gol'dfarb

Journal:

Russian Chemical Bulletin

Année:

1981

Langue:

english

Fichier:

PDF, 400 KB

english, 1981

Studies of selenides of thiophene and furan series—V: Mass spectra of some thiophene, furan and selenophene derivatives

O. S. Chizhov, B. M. Zolotarev, A. N. Sukiasian, V. P. Litvinov, Ya. L. Gol'dfarb

Journal:

Journal of Mass Spectrometry

Année:

1970

Langue:

english

Fichier:

PDF, 393 KB

english, 1970

Thiophene and its homologues as starting compounds for the preparation of aliphatic amino acids

Ya.L. Gol'dfarb, B.P. Fabrichnyǐ, I.F. Shalavina

Journal:

Tetrahedron

Année:

1962

Langue:

english

Fichier:

PDF, 855 KB

english, 1962