Definition of Hemiaminals. Meaning of Hemiaminals. Synonyms of Hemiaminals

- 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...
- hydroxyl group and the amino group. 1-Aminoalcohols are better known as hemiaminals. Methanolamine is the simplest member. 1-Aminoalcohols tend to be labile...
- primary geminal dihalides to yield aldehydes. Meyers synthesis Oxazines Hemiaminal oxazine hydrolysis with water and oxalic acid to yield an aldehyde. Hofmann...
- 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...
- 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...
- step is an addition reaction of water followed by ring-opening of the hemiaminal to the aminoaldehyde followed by ring closure. A known drug example 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...
- 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...