FRAMEW AMEWORK ORK SYNTHESI HESIS Tatyana A. Stroganova, Vladimir - - PowerPoint PPT Presentation

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Jan 20, 2023 40 likes •90 views

FURAN RAN RIN ING G TRANS NSFORMA ORMATION TION AS A KEY EY STAGE GE IN IN PYRROL OLOPYRAZ OPYRAZINE INE FRAMEW AMEWORK ORK SYNTHESI HESIS Tatyana A. Stroganova, Vladimir K. Vasilin, Georgiy A. Kovalenko, Gennady. D. Krapivin

SLIDE 1

FURAN RAN RIN ING G TRANS NSFORMA ORMATION TION AS A KEY EY STAGE GE IN IN PYRROL OLOPYRAZ OPYRAZINE INE FRAMEW AMEWORK ORK SYNTHESI HESIS

Tatyana A. Stroganova, Vladimir K. Vasilin, Georgiy A. Kovalenko,

Gennady. D. Krapivin

Kuban St State Tech chnologi gical cal Un Univer ersi sity ty, Departm tment ent of Bioorgani anic c Chemistr try and Tech chnica cal Microbi robiolog

logy,

, Moskovskaya st

st. 2, Krasnodar

r 350072, 2, Russian n Federatio tion; n; E-mail: tatka_s@m s@mail.ru .ru

SLIDE 2

Scheme 1

R-NH2

T. A. Stroganova, V. M. Redkin, G. A. Kovalenko, V. K. Vasilin, G. D. Krapivin,

Chemistry of Heterocyclic Compounds. 49 (2013), 1264-1273

2

SLIDE 3

Scheme 2

1 2 A

3

SLIDE 4

Scheme 3

HCl/AcOH HCl/AcOH dioxane dioxane

2H2O

2 1 3 4

4

SLIDE 5

Scheme 4

H+, benzene HCl/AcOH X = H, CH3, Cl; R = CH3, C2H5