-
alkyl group.
Hemiaminals are
intermediates in
imine formation from an
amine and a
carbonyl by alkylimino-de-oxo-bisubstitution.
Hemiaminals can be viewed...
-
refers to
compounds of type R1R2C(OR)(NR'2) (R,R' ≠ H) also
known as a
hemiaminal ether or Aminal, a.k.a. aminoacetal. S,S-acetal
refers to
compounds of...
-
amino group are
connected with a β-N-glycosidic bond,
forming a
cyclic hemiaminal ether bond (α-aminoether).
Examples include nucleosides such as adenosine...
-
followed by
transfer of a
proton from
nitrogen to
oxygen to a
stable hemiaminal or carbinolamine. With
primary amines,
water is lost in an elimination...
-
primary geminal dihalides to
yield aldehydes.
Meyers synthesis Oxazines Hemiaminal oxazine hydrolysis with
water and
oxalic acid to
yield an aldehyde. Hofmann...
- Hexa(methoxymethyl)melamine (HMMM) is a
hemiaminal ether commonly used as a
crosslinking agent in the
production of
coatings and
rubber items. It is produced...
- mechanism, such
reactions proceed via the
nucleophilic addition giving a
hemiaminal −C(OH)(NR2)− intermediate,
followed by an
elimination of
water to yield...
- and an
alcohol group on the same
carbon atom, the
compound is also an
hemiaminal. In
aqueous solution,
methanolamine exists in
equilibrium with formaldehyde...
-
suggests that the
protonated carbonyl is
attacked by the
amine to form the
hemiaminal. The
amine attacks the
other carbonyl to form a 2,5-dihydroxytetrahydropyrrole...
- base guanine, by a
conjugate addition followed by
cyclization into a
hemiaminal. The acrolein-guanine
adduct induces mutations during DNA
copying and...
