Condensation Products of Melamine with Formaldehyde (IV) Clouding Point and Methylene Formation of Products
نویسندگان
چکیده
منابع مشابه
formation and evolution of regional organizations: the case study of the economic cooperation organization (eco)
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15 صفحه اولReactions of 3-formylchromone with active methylene and methyl compounds and some subsequent reactions of the resulting condensation products.
This review presents a survey of the condensations of 3-formylchromone with various active methylene and methyl compounds, e.g. malonic or barbituric acid derivatives, five-membered heterocycles, etc. The utilisation of the condensation products for the synthesis of different heterocyclic systems, which is based on the ability of the gamma-pyrone ring to be opened by the nucleophilic attack is ...
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Recently, the quality and safety of organic products is the topic of prime concern. While this demand increases since consumer considers organic products are healthier and harmless than conventional products. In the country like India, organic agricultural is not novel and are effectively performs in varied climates such as tribal mountains, mountainous areas and rain-fed zones of the country. ...
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ژورنال
عنوان ژورنال: The Journal of the Society of Chemical Industry, Japan
سال: 1957
ISSN: 0023-2734,2185-0860
DOI: 10.1246/nikkashi1898.60.1567