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Related to lactam: lactone


A cyclic amide, or any compound containing it, formed by the intramolecular condensation of an amino carboxylic acid.


(Elements & Compounds) chem any of a group of inner amides, derived from amino acids, having the characteristic group -CONH-
[C20: from lact(one) + am(ide)]


(ˈlæk tæm)

any of a group of cyclic amides characterized by the NHCO group.
[1880–85; lact (one) + am (ide)]
References in periodicals archive ?
These strains were resistant to all beta lactams but had low resistance to non-beta-lactam antibiotics, with the exception of tetracycline.
A blend of a hydrophobic additive and a nylon polymer includes a nylon other than a copolymer formed front a cyclic lactam and a C6-10 diamine monomer or a C6-10 diacid monomer.
AVYCAZ consists of a cephalosporin, ceftazidime, an established treatment for serious bacterial infections, and the first and only non-beta lactam beta-lactamase inhibitor, avibactam.
NXL104 is a novel injectable non beta lactam, beta-lactamase inhibitor, which is being developed to address the increasing problem of microbial resistance to beta lactam antibiotics (penicillins, cephalosporins, carbopenems) mediated by beta-lactamase enzymes.
Mitchell Cotts have worked with ChiroTech for many years and in particular have been one of the manufacturers of (-) lactam, ChiroTech's leading product.
The goal is to establish a fingerprint of the damage caused by beta- lactam antibiotics, thus yielding a panel of bacterial biomarkers that can be leveraged for diagnostic purposes.
High-gloss, polyvinylidene fluoride-based coating systems and methods (discloses solutions of polyvinylidene resins with very high vinylidene difluoride content in lactam solvent systems and their uses to form high gloss coatings, especially high gloss clear coatings.
An acrylic polymer has no cross-linkable functional group and an acrylic oligomer prepared by polymerization of monomers containing 10%-40% by weight of vinyl monomer with a lactam ring.