نتایج جستجو برای: 2 2 oxopropylisoindoline 13 dione
تعداد نتایج: 2716756 فیلتر نتایج به سال:
Journal:
:Acta Crystallographica Section E Structure Reports Online
2008
Journal:
:Acta Crystallographica Section E Structure Reports Online
2009
Journal:
:Acta Crystallographica Section E Structure Reports Online
2012
Journal:
:Acta Crystallographica Section E Structure Reports Online
2011
2013
Wafaa S. Hamama
Mohamed A. Ismail
Hanaa A. Al-Saman
Hanafi H. Zoorob
The reaction of 6-amino-1,3-dimethylpyrimidine-2,4(1H,3H)-dione (1) as a binucleophile with primary aromatic or heterocyclic amines and formaldehyde or aromatic (heterocyclic) aldehydes in a molar ratio (1:1:2) gave the pyrimido[4,5-d]pyrimidin-2,4-dione ring systems 2-5. Treatment of 1 with diamines and formalin in molar ratio (2:1:4) gave the bis-pyrimido[4,5-d]pyrimidin-2,4-diones 6-8. Furth...
Journal:
:Acta Crystallographica Section E Structure Reports Online
2014
Journal:
:Acta Crystallographica Section E Structure Reports Online
2010
Journal:
:Acta Crystallographica Section E Structure Reports Online
2014
Journal:
:Acta Crystallographica Section E Structure Reports Online
2008
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