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Tetramethylurea is the
organic compound with the
formula (Me2N)2CO. It is a
substituted urea. This
colorless liquid is used as an aprotic-polar solvent...
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Along with the dimethylethyleneurea, it was
introduced as an
analog of
tetramethylurea. In 1985,
Dieter Seebach showed that it is
possible to
replace the...
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homologous solvent DMPU,
since the 1970s it
serves as an
analog of
tetramethylurea. It can be
prepared from 1,2-dimethylethylenediamine by
reaction with...
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affording the OAt-active
ester and
liberating a
stoichiometric quantity of
tetramethylurea.
Addition of a nucleophile, such as an amine, to the OAt-active ester...
- give
tetramethylurea. The
initial intermediate is (2+2) adduct, a 1,2-dioxetane. This
species decomposes to
electronically excited tetramethylurea. This...
- synthesis. TCFH is
commercially available. It may be
prepared from
tetramethylurea using a
chlorinating agent such as
oxalyl chloride,
thionyl chloride...
-
Vilsmeier salt. The
latter is the
reaction product of
phosgene with
tetramethylurea. Barton's base can be used in many
organic reactions,
including in...
-
Friday Night Lights Tambor Airport, in
Costa Rica (IATA code TMU)
Tetramethylurea, a
chemical compound Texture mapping unit, used in
computer graphics...
- with
anhydrous sodium carbonate or with
excess dimethylamine to form
tetramethylurea. The
reaction of DMCC with DMF
forms tetramethylformamidinium chloride...
- → RNCO + 2 HCl
Overall reaction: COCl2 + 2 R2NH → (R2N)2CO + 2 HCl
Tetramethylurea is
prepared in this way and in
general secondary amines give reliable...
