Synthesis of pyrimido[5,4-d]pyrimidine derivatives and their ultraviolet absorption and fluorescence spectral properties

ChemInform Abstract: Synthesis of Some N

ChemInform Abstract: Synthesis of Some New Pyrimidine and Pyrimido[4,5-d]pyrimidine Derivatives.

✍ Ahmed A. Fadda; Ehab Abd El-Latif; Samir Bondock; Ahmed Samir 📂 Article 📅 2009 🏛 John Wiley and Sons ⚖ 30 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

Facile Synthesis of Pyrazolo[3,4-d]pyrim

Facile Synthesis of Pyrazolo[3,4-d]pyrimidines and Pyrimido[4,5-d]pyrimidin-4-one Derivatives.

✍ Sanjay Babu Katiyar; Arun Kumar; Prem M. S. Chauhan 📂 Article 📅 2007 🏛 John Wiley and Sons ⚖ 24 KB 👁 1 views

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.

Synthesis and structure–activity relatio

Synthesis and structure–activity relationship of a pyrimido[4,5-d]pyrimidine derivative with antidepressant activity

✍ J. L. Bernier; J. P. Henichart; V. Warin; F. Baert 📂 Article 📅 1980 🏛 John Wiley and Sons 🌐 English ⚖ 311 KB

Synthesis and QSAR Studies of Pyrimido[4

Synthesis and QSAR Studies of Pyrimido[4,5-d]pyrimidine-2,5-dione Derivatives as Potential Antimicrobial Agents.

✍ Pratibha Sharma; Nilesh Rane; V. K. Gurram 📂 Article 📅 2004 🏛 John Wiley and Sons ⚖ 19 KB 👁 2 views

Synthesis and pharmacological screening

Synthesis and pharmacological screening of derivatives of isoxazolo[4,3-d]pyrimidine and isoxazolo[4,5-d]pyrimidine

✍ Edwin Wagner; Kamal Al-Kadasi; Lilianna Becan; Wanda Sawka-Dobrowolska 📂 Article 📅 2010 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 123 KB

## Abstract magnified image A number of derivatives of isoxazolo[4,3‐__d__]pyrimidine and isoxazolo[4,5‐__d__]pyrimidine were prepared with potential anticancer activity. Condensation of 4‐amino‐5‐benzoyl‐isoxazolo‐3‐carboxylic acid hydrazide with ethyl orthoformate and then with different amines

A convenient route to synthesize 1,2,4-t

A convenient route to synthesize 1,2,4-triazolo[1,5-a]pyrimidine derivatives and their one and two-photon absorption spectral properties

✍ Hongli Wang; Wenyuan Xu; Yi Dai; Bin Zhang; Qiongyou Wu; Mingzhi Zhang; Min Tian 📂 Article 📅 2007 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 346 KB

## Abstract magnified image A convenient method for synthesizing α‐(1,2,4‐triazolo[1,5‐__a__]pyrimidine‐2‐sulfonyl)methane derivatives, **3** and **4**, by the well known Knoevenagel reaction, in one step, is described. The two chromophores are stilbene‐type chromophores containing the same D‐π‐A