Výsledky vyhledávání - "F. M. Shemyakin"

Isolation and purification of biopolymers by affinity chromatography. VI. Preparation and properties of an affinity adsorbent with a polysaccharide spacer for the purification of proteolytic enzymes

Autor: V. Kh. Mitina, F. M. Shemyakin, B. A. Klyashchitskii, R. I. Yakubovskaya

Publikováno v: Chemistry of Natural Compounds. 16:405-408

A new affinity sorbent has been synthesized — soybean trypsin inhibitor (STI)-amylopectin-hydrazidosuccinyl-Sepharose — and its properties have been studied in comparison with those of an analogous adsorbent without the spacer STI-Sepharose. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e82988366d5601ea1d75dc977a9cb833
https://doi.org/10.1007/bf00568379

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Thermographic Characteristics and Semi-Microanalysis of 1, 3, 4-Alkylderivatives of 5-Aminopyrazol

Autor: F. M. Shemyakin, A. A. Novikova

Publikováno v: Analytical Letters. 7:675-679

DTA curves and optimal procedures for semi-microanalysis of three aminopyrazol derivatives, 1-β-(pyridyl-4)-ethyl-3-methyl-5 -aminopyrazol dichloride (1), 1-isopropyl-3-methyl-5-aminopyrazol (II) and 1-isopropyl-3-ethyl-4-methyl-5 -aminopyrazol(III)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::90a55c76fadde3f408f216ce476ad4ac
https://doi.org/10.1080/00032717408059028

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The GAS-Chromatographic Determination of Volatile Impurities in γ -Aminobutyric Acid Derivatives

Autor: V. V. Petrov, F. M. Shemyakin, V. P. Pahomov, V. I. Trubnikov, V. M. Kopelevich, L. M. Shmuilovich

Publikováno v: Analytical Letters. 5:75-82

The rapid gas-chromatographic analysis of the volatile impurities content in the synthetic preparations of the γ -aminobutyric acid and its derivatives was developed.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::91acd06b1ccd6e1ef4a3b5d5499f8557
https://doi.org/10.1080/00032717208066091

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Qualitative Characteristics and Spot Analysis of 1, 3, 4-alkylderivatives of 5-Aminopyrazol

Autor: F. M. Shemyakin, A. A. Novikova

Publikováno v: Analytical Letters. 6:381-386

Rapid spot analysis of three aminopyrazol derivatives is described: 1-β-(pyridyl-4) -ethyl -3 -methyl-5 -aminopyrazol dichloride (I) 1-isopropyl-3-methyl-5-aminopyrazol (II), and 1-isopropyl-3-ethyl-4-methyl-5-aminopyrazol (III). Sensitivity, maximu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::89ac8a05f057777c120ad12761718336
https://doi.org/10.1080/00032717308058685

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Spot tests for identifying some aminopyrazoles

Autor: F. M. Shemyakin, A. A. Novikova

Publikováno v: Pharmaceutical Chemistry Journal. 2:573-575

1. The absorption spectra in the ultraviolet and infrared regions were run. 2. The fluorescence of the substances being analyzed as powders, in solution, and on filter paper was determined. 3. Nine spot tests on special reagent papers are proposed: o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::71eb55bbd483c55532c567c9ec9ac591
https://doi.org/10.1007/bf00759641

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A spectrophotometric method for the quantitative determination of D-homopantothenic acid

Autor: F. M. Shemyakin, V. M. Kopelevich, L. M. Shmuilovich

Publikováno v: Chemistry of Natural Compounds. 7:622-624

A spectrophotometric method for the quantitative determination of homopantothenic acid at λ 260 nm has been developed.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a21dabf701773d21119561474139795e
https://doi.org/10.1007/bf00568423

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