substitution reaction

(redirected from Chemical substitution)
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Related to Chemical substitution: addition reaction
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substitution reaction

n (Chem) → reazione f di sostituzione
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References in periodicals archive ?
The Director of a new Office of Chemical Facility Security could, under certain conditions, require a facility to implement methods intended to reduce the consequences of a terrorist attack, or mitigate their outcomes, such as a process modification or chemical substitution.
This chemical substitution leads to the synthesis of an abnormal enzyme that fails to break down the key fat in body tissues.
The chemical substitution [of a gallium atom for an aluminum atom] has been studied by Sandia's collaborators at the University of California at Davis, but nobody has ever put this knowledge to use in an application such as removing water contaminants like microorganisms," said Nyman.
However, for other products, careful analysis was necessary to determine the appropriate process change or chemical substitution to ensure the integrity of the component was not compromised," Reisenweber said.
Management has instituted a chemical substitution program which has improved the efficiency of the recovery process and has also resulted in a saving of chemical costs.
This is achieved by chemical substitution of these molecules onto a titanium alkoxide precursor.
Raytheon has achieved its chemical reductions through a combination of chemical substitutions, manufacturing modifications, and chemical management controls.
Paabo and his colleagues studied chemical substitutions in a small section of mitochondrial DNA known to undergo rapid structural changes; Wallace's team searched for genetic markers along the entire thread of mitochondrial DNA.

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