Bodroux–Chichibabin Aldehyde Synthesis
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The Bodroux–Chichibabin aldehyde synthesis is a
chemical reaction A chemical reaction is a process that leads to the IUPAC nomenclature for organic transformations, chemical transformation of one set of chemical substances to another. Classically, chemical reactions encompass changes that only involve the pos ...
whereby a
Grignard reagent A Grignard reagent or Grignard compound is a chemical compound with the general formula , where X is a halogen and R is an organic group, normally an alkyl or aryl. Two typical examples are methylmagnesium chloride and phenylmagnesium bromide ...
is converted to an
aldehyde In organic chemistry, an aldehyde () is an organic compound containing a functional group with the structure . The functional group itself (without the "R" side chain) can be referred to as an aldehyde but can also be classified as a formyl grou ...
one carbon longer. : Reaction of a Grignard reagent with
triethyl orthoformate Triethyl orthoformate is an organic compound with the formula HC(OC2H5)3. This colorless volatile liquid, the orthoester of formic acid, is commercially available. The industrial synthesis is from hydrogen cyanide and ethanol. It may also be pr ...
gives an
acetal In organic chemistry, an acetal is a functional group with the connectivity . Here, the R groups can be organic fragments (a carbon atom, with arbitrary other atoms attached to that) or hydrogen, while the R' groups must be organic fragments no ...
, which can be
hydrolyzed Hydrolysis (; ) is any chemical reaction in which a molecule of water breaks one or more chemical bonds. The term is used broadly for substitution, elimination, and solvation reactions in which water is the nucleophile. Biological hydrolysis ...
to an aldehyde. For example, the synthesis of n-
hexanal Hexanal, also called hexanaldehyde or caproaldehyde is an alkyl aldehyde used in the flavor industry to produce fruity flavors. Its scent resembles freshly cut grass Poaceae () or Gramineae () is a large and nearly ubiquitous family of monoc ...
: :


See also

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Bouveault aldehyde synthesis The Bouveault aldehyde synthesis (also known as the Bouveault reaction) is a one-pot substitution reaction that replaces an alkyl or aryl halide with a formyl group using a ''N'',''N''-disubstituted formamide. For primary alkyl halides this produce ...


References

* * * * * {{DEFAULTSORT:Bodroux-Chichibabin aldehyde synthesis Carbon-carbon bond forming reactions Name reactions Formylation reactions