4 research outputs found
Microwave assisted synthesis of pyrimido[4,5-d]pyrimidine derivatives in dry media
Pyrimido[4,5-d]pyrimidine derivatives were synthesized by using an efficient, facile and solvent-free procedure. Here, a non-conventional synthetic procedure has been developed where solid support of alumina is used as energy transfer medium under microwave irradiation (MWI) which devoids hazards of solution phase reactions. The reaction time has been brought down from minutes to seconds with improved yield as compared to reported method.ΠΠΎΡ
ΡΠ΄Π½Ρ ΠΏΡΡΠΈΠΌΡΠ΄ΠΎ[4,5-d]ΠΏΡΡΠΈΠΌΡΠ΄ΠΈΠ½Ρ ΡΠΈΠ½ΡΠ΅Π·ΠΎΠ²Π°Π½ΠΎ Π·Π° Π΄ΠΎΠΏΠΎΠΌΠΎΠ³ΠΎΡ ΠΏΡΠΎΡΡΠΎΠ³ΠΎ ΠΉ Π΅ΡΠ΅ΠΊΡΠΈΠ²Π½ΠΎΠ³ΠΎ ΠΌΠ΅ΡΠΎΠ΄Ρ Π±Π΅Π· Π·Π°ΡΡΠΎΡΡΠ²Π°Π½Π½Ρ ΡΠΎΠ·ΡΠΈΠ½Π½ΠΈΠΊΠ°. Π ΠΎΠ·ΡΠΎΠ±Π»Π΅Π½ΠΎ Π½Π΅ΡΡΠ°Π΄ΠΈΡΡΠΉΠ½ΠΈΠΉ ΡΠΏΠΎΡΡΠ± ΡΠΈΠ½ΡΠ΅Π·Ρ, Π·Π° ΡΠΊΠΎΠ³ΠΎ Π½Π΅ΡΡΡ
ΠΎΠΌΡ ΠΏΡΠ΄ΠΊΠ»Π°Π΄ΠΊΡ ΡΠ· ΠΎΠΊΡΠΈΠ΄Ρ Π°Π»ΡΠΌΡΠ½ΡΡ Π²ΠΈΠΊΠΎΡΠΈΡΡΠ°Π½ΠΎ ΡΠΊ ΡΠ΅ΡΠ΅Π΄ΠΎΠ²ΠΈΡΠ΅ Π΄Π»Ρ ΠΏΠ΅ΡΠ΅Π΄Π°ΡΡ Π΅Π½Π΅ΡΠ³ΡΡ ΠΏΡΠΈ ΠΌΡΠΊΡΠΎΡ
Π²ΠΈΠ»ΡΠΎΠ²ΠΎΠΌΡ Π²ΠΈΠΏΡΠΎΠΌΡΠ½ΡΠ²Π°Π½Π½Ρ, ΡΠΎ Π·Π°ΠΏΠΎΠ±ΡΠ³Π°Ρ Π½Π΅Π³Π°ΡΠΈΠ²Π½ΠΈΠΌ Π΅ΡΠ΅ΠΊΡΠ°ΠΌ, ΡΠΊΡ ΠΎΠ±ΡΠΌΠΎΠ²Π»ΡΡΡΡ ΡΠ΅Π°ΠΊΡΡΡ Ρ ΡΠ°Π·Ρ ΡΠΎΠ·ΡΠΈΠ½Π½ΠΈΠΊΠ°. ΠΠΎΠ²ΠΈΠΉ ΠΌΠ΅ΡΠΎΠ΄ Π΄Π°Ρ Π·ΠΌΠΎΠ³Ρ ΡΠΊΠΎΡΠΎΡΠΈΡΠΈ ΡΠ°Ρ ΡΠ΅Π°ΠΊΡΡΡ Π²ΡΠ΄ Π΄Π΅ΠΊΡΠ»ΡΠΊΠΎΡ
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Π²ΠΈΠ»ΠΈΠ½ Π΄ΠΎ ΠΊΡΠ»ΡΠΊΠΎΡ
ΡΠ΅ΠΊΡΠ½Π΄ Ρ ΠΏΠΎΠΊΡΠ°ΡΠΈΡΠΈ ΡΡ Π²ΠΈΡ
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