RCONH - C&EN Global Enterprise (ACS Publications)

Nov 4, 2010 - Advertisements that appeared within the print issues of Chem. Eng. News have been included in the C&EN Archives to provide a ...
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RCONH2 CHEMICAL LINK WITH TOMORROW'S WORLD The "CD" Amides may be the missing ingredient required for catalyzing your notebook plans. Their fields of utility are largely unexplored and await only your work with them. They enolize under dynamic conditions and both forms are fairly reactive.

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R*CNH Ο Η

A FEW FUNDAMENTAL REACTIONS

Acylations R C O NH 2 + R C O C 1 - > R C O N H C O R + HC1 Suggestedfor : Solubilizers.. .solvents for organic dyes.. .textile softeners, etc. Additions R· CO -NH 2 + H 2 f c - H 2 C O - ^ R - CO · N H • CH2CH2OH Suggested for: Chemical synthesis . . . esters. . . condensations.. . waxes. Alkylations RCONH, + A NH 2 - > RCONR + N H , Suggested for : Waxes .. . plasticizers . . . solvents. Halogenations R C O ' N H , 4- Cl2 ^ R C O N H Q 4- HC1 Suggested for : Chemical synthesis . . . intermediates . . . solvents. Additions R · CO · NH 2 + C H 2 0 - • R · CO NH (CH 2 OH) Suggested for: Chemical synthesis . . . wetting agents . . . emulsifiers . . . detergents . . . textile assistants . . . sulfonation for detergents. PERTINENT DATA ι R—in the above equations range from 8 to 18 carbon atoms in alkyl chain length for the saturated series... 9-octadecene amide and mixtures of this and 9-12-octadecadiene amide in the unsaturated series... thermally stable below 170°C in the absence of catalyst ...mole­ cular weights from 115 t o 704 . . . melting points from 75°C. to 160°C Research samples o f the entire series are readily available.

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