substitution reaction

(redirected from Chemical substitution)
Also found in: Dictionary, Wikipedia.
Related to Chemical substitution: addition reaction

substitution reaction

[‚səb·stə′tü·shən rē‚ak·shən]
(chemistry)
Replacement of an atom or radical by another one in a chemical compound.
References in periodicals archive ?
The push for expanding DHS's authority to require such things as IST is not likely to go away, and the events surrounding the oil spill in the Gulf of Mexico are likely to provide ammunition for those advocating approaches to chemical security that emphasize chemical substitution and process modifications, as well as expanded whistleblower protections, etc.
Raytheon has achieved the reductions through a combination of chemical substitutions, process modifications, and chemical management controls.
Equipment modifications and chemical substitutions resulted in the total elimination of more than 28,000 lbs.
60] becomes superconducting when chilled and that the fullerences are so hospitable to chemical substitutions and additions that they could lead to a entirely new class of materials.
The greatest number of chemical substitutions, 18, occurred in a segment dubbed human accelerated region 1, or HAR1.
Further work on the influence of chemical substitutions and measurements of electron dynamics are under way or planned for the future.
DEC will provide companies with information about how to reduce quantities and stocks of hazardous materials wherever possible and to eliminate hazardous waste through chemical substitutions, changes in industrial processes, reuse, recycling, and the use of new technologies to reduce the quantity and toxicity of hazardous substances before they have a chance to enter the environment.
The company is working very hard to make up-front changes in manufacturing processes and to identify chemical substitutions.

Full browser ?