SU1016283A1 - Process for preparing 6-amino-3-methylanthrapyridone - Google Patents

Process for preparing 6-amino-3-methylanthrapyridone Download PDF

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Publication number
SU1016283A1
SU1016283A1 SU823386319A SU3386319A SU1016283A1 SU 1016283 A1 SU1016283 A1 SU 1016283A1 SU 823386319 A SU823386319 A SU 823386319A SU 3386319 A SU3386319 A SU 3386319A SU 1016283 A1 SU1016283 A1 SU 1016283A1
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SU
USSR - Soviet Union
Prior art keywords
amino
methylanthrapyridone
preparing
cyclization
followed
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SU823386319A
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Russian (ru)
Inventor
Михаил Васильевич Казанков
Любовь Григорьевна Гинодман
Марина Ямильевна Мустафина
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Предприятие П/Я А-7850
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Priority to SU823386319A priority Critical patent/SU1016283A1/en
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Publication of SU1016283A1 publication Critical patent/SU1016283A1/en

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Abstract

СПОСОБ ПОЛУЧЕНИЯ 6-АМИНО-3-МЕТИЛАНТРАПИРИДОНА , отличающийс  тем, что, с целью повышени , выхода, l-N-ацетилметиламино-4-бромантрахинон подвергают взаимодействию с арилсульфамидами с последующей циклизацией получен- ного соответствукмцего арилсульфокиламиноантрахинона до арилсульфониламиноантрапиридона и гидролизом последнего в серной кислоте.METHOD OF OBTAINING 6-AMINO-3-METHYLANTRAPIRIDONA, characterized in that in order to increase the yield of l-N-acetylmethylamino-4-brothrantine, they can interact with arylsulfonamides followed by cyclization of the corresponding arylsulfokylaminohrafinone as an acid.

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Claims (1)

СПОСОБ ПОЛУЧЕНИЯ 6-АМИНО-3-МЕТИЛАНТРАПИРИДОНА, отличающийся тем, что, с целью повышения, выхода, l-N-ацетилметипами но- 4-бромантрахинон подвергают взаимодействию, с арилсульфамидами с последующей циклизацией полученного соответствующего арилсульфониламиноантрахинона до арилсульфониламиноантрапиридона и гидролизом последнего в серной кислоте.Process for the preparation of 6-amino-3-METILANTRAPIRIDONA, characterized in that, in order to increase, output, l-N-atsetilmetipami HO- 4-bromantrahinon reacted with arilsulfamidami followed by cyclization of the corresponding arilsulfonilaminoantrahinona to arilsulfonilaminoantrapiridona and hydrolyzing the latter in sulfuric acid. О да ьоOh yeah
SU823386319A 1982-01-22 1982-01-22 Process for preparing 6-amino-3-methylanthrapyridone SU1016283A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU823386319A SU1016283A1 (en) 1982-01-22 1982-01-22 Process for preparing 6-amino-3-methylanthrapyridone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU823386319A SU1016283A1 (en) 1982-01-22 1982-01-22 Process for preparing 6-amino-3-methylanthrapyridone

Publications (1)

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SU1016283A1 true SU1016283A1 (en) 1983-05-07

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SU823386319A SU1016283A1 (en) 1982-01-22 1982-01-22 Process for preparing 6-amino-3-methylanthrapyridone

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Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
1. Патент Германии 201904, кл. 22 в 3/14, 1907 (прототип). 2. BIOS 1484/46. *

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