-
isomers of
pyran that
differ by the
location of the
double bonds. In 2H-
pyran, the
saturated carbon is at
position 2, whereas, in 4H-
pyran, the saturated...
-
heterocyclic compounds with the
formula C5H8O: 3,4-Dihydro-2H-
pyran 3,6-dihydro-2H-
pyran In
IUPAC names, "dihydro"
refers to the two
added hydrogen atoms...
-
concomitant with
formation of 5-hydroxypentanal.
Pyran Tetrahydropyran Paul Ch.
Kierkus (2001). "3,4-Dihydro-2H-
pyran". EEROS. doi:10.1002/047084289X.rd230. ISBN 0471936235...
- prevalent. It can be
viewed as the
fusion of a
benzene ring to a
heterocyclic pyran ring. Some
benzopyrans have
shown anticancerous activity in vitro. The radical...
- 4-Pyrone (γ-pyrone or
pyran-4-one) is an
unsaturated cyclic chemical compound with the
molecular formula C5H4O2.It is
isomeric with 2-pyrone. 4-Pyrone...
-
containing five
carbon atoms and one
oxygen atom. It is
named by
reference to
pyran,
which contains two
double bonds, and may be
produced from it by adding...
-
eliminated the
pyran ring,
identifying MupW as
being involved in ring formation. The
epoxide of PA-A at C10-11 is
believed to be
inserted after pyran formation...
- the ring. The name
derives from its
similarity to the
oxygen heterocycle pyran, but the
pyranose ring does not have
double bonds. A
pyranose in
which the...
- 9-trimethyl-3-pentyl-6H-dibenzo[b,d]
pyran-1-ol (9R,10aR)-8,9,10,10a-tetrahydro-6,6,9-trimethyl-3-pentyl-6H-dibenzo[b,d]
pyran-1-ol (6aR,9R,10aR)-6a,9,10,10a-tetrahydro-6...
- 2-Pyrone (α-pyrone or
pyran-2-one) is an
unsaturated cyclic chemical compound with the
molecular formula C5H4O2. It is
isomeric with 4-pyrone. 2-Pyrone...
