side chain

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Related to Side-chain: Side-chain theory

side chain

[′sīd ‚chān]
(organic chemistry)
A grouping of similar atoms (two or more, generally carbons, as in the ethyl radical, C2H5‒) that branches off from a straight-chain or cyclic (for example, benzene) molecule. Also known as branch; branched chain.
References in periodicals archive ?
Then side-chain polyimide intermediate was reacted with GMA to afford a PSEA-1 binder polymer, in which carboxyl groups were partially converted to epoxymethacrylates.
About 1 in 5 patients allergic to a cephalosporin reacted to penicillin determinants, while most had positive results to other cephalosporins with the same or similar side-chains.
Contrary to long-held belief, the risk of cross-reactivity between penicillins and cephalosporins is based on the similarities of their side-chain structures, not of the [beta]-lactam ring they all share.
Cross-Reactivity Between Penicillins and Cephalosporins Contrary to long-held belief, the risk of cross-reactivity between penicillins and cephalosporins is based on the similarities of their side-chain structures, not of the [beta]-lactam ring they all share.
"Same-spec" resin from different plants, even different reactors, of the same supplier can differ in crosslinking, molecular-weight distribution, side-chain branching, or pellet size.
Molecular Dynamics Studies Of Arginine Side-Chain Dynamics In The Hiv Rev-Rre Complex Under High And Low Salt Conditions.
They found that another type of enzyme, a-1,4-a-1,4 glucosyltransferases (amylomaltase: Amase), is able to change the side-chain distribution of amylopectin.
Cholesterol is converted to pregnenolone by the cholesterol side-chain cleavage enzyme (P450scc) in both granulosa and thecal cells.
The molecules showed an overall root-mean-squares deviation of 0.40 A for the at oms in the main chain, while the deviations for the side-chain atoms are 1.53 A.
[4] On the basis of this model, this cooperative conformational transition could be explained by the formation of assemblies of well-defined conjugated macromolecules that are disrupted upon side-chain disordering.
The topics include preparing and characterizing different syntactic foams filled with hollow microspheres, side-chain liquid-crystalline polysiloxanes containing cholesteric cyclohexane, a easy method for improving the process of preparing porous anodic aluminum oxide film, and the influence of particle size on the rheology of magneto-rheological elastomers.