A List of Mechanisms

A few example mechanisms have been filled in for you, so that you can see how to fill in each mechanism from now on. Depending on the order that your course follows, these reactions may or may not be the first ones you cover. Whatever the case might be, you will definitely see these reactions early on in the course  

for every reaction that you cover, fill in the templates below, and then use this list as a study guide for all of your mechanisms  

Reaction type Substitution (Sk2) Stereochemistry Inversion Regiochemistry Not applicable (nucleophile attacks carbon next to LG)  

Regiochemistry Not appiicabie (nucleophile attacks carbon next to LG) 

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Any food additive that is not within these exclusions is required to be the subject of a FCN according to section 409 of the FDCA. However, there are other evaluation options by which food contact substances can be determined to be exempt from or compliant with FDA regulations (Statutory Exemption). Food contact substance is defined as any substance intended for use as a component of materials used in manufacturing, packaging, packing, transportation, or holding food if such use is not intended to have a technical effect in food . Provided next is a list of mechanisms by which a statutory exemption can be established (i.e., the substance is not reasonably expected to become a component of food) ... 

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