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Additional
porphin
English Wikipedia - The Free Encyclopedia
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Porphin
Porphin
, sometimes spelled
porphine
, is the parent
chemical compound
for types of biochemically significant compounds called
porphyrins
. The
chemical formula
of porphin is C
20
H
14
N
4
. Porphin is an
organic compound
that is
aromatic
and
heterocyclic
since its
chemical structure
, shown at right, essentially consists of four
pyrrole
rings joined together by four
methine
(=
C
H
—)
groups
to form a larger
macrocycle
ring. The compound itself is a solid.
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