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The acylation of long chain aliphatic primary amines

✍ Scribed by Macgregor, J. H. ;Ward, F.


Publisher
Wiley (John Wiley & Sons)
Year
1947
Weight
272 KB
Volume
66
Category
Article
ISSN
0368-4075

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✦ Synopsis


Abstract

A method of acylating long chain primary aliphatic amines is described. Representative series of N‐monoalkylstearamides, N,N′‐dialkyladipamides and N,N′‐dialkylsebacamides, in which each alkyl radical contains between 8 and 18 carbon atoms, have been prepared by acylating the long chain primary amine with the corresponding acid amide. The products are all wax‐like substances. The N,N′‐dialkyladipamides and N,N′‐dialkylsebacamidcs are extremely stable substances; they have relatively high melting points (60°‐145°) and may be used in place of some of the more expensive natural waxes.


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The acid-binding properties of long-chai
✍ Smith, E. Lester ;Page, J. E. 📂 Article 📅 1948 🏛 Wiley (John Wiley & Sons) ⚖ 481 KB

## Abstract Long‐chain aliphatic tertiary amines such as methyldioctylamine can be used as anion exchangers. Tertiary amines are much more efficient as acid‐binders than primary or secondary amines. The acid‐binding efficiency of tertiary amines improves as the length of the carbon chain increases.