ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] IN a previous paper we reported the isolation from technical e-caprolactam polymerizates of three individual crystalline substances (designated here as A, B and C) having identical elementary composition (OaHnON) and containing no free NH2 or COOH groups1. They obviously represent cyclic oligomers ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/177126a0