HPLC of Formula: 2199-44-2. The protonation of heteroatoms in aromatic heterocycles can be divided into two categories: lone pairs of electrons are in the aromatic ring conjugated system; and lone pairs of electrons do not participate. Compound: Ethyl 3,5-Dimethyl-2-pyrrolecarboxylate, is researched, Molecular C9H13NO2, CAS is 2199-44-2, about Studies on the synthesis of porphyrin a. II. Synthesis of porphyrins with higher saturated and unsaturated acyl substituents. Author is Zhestkov, V. P.; Mironov, A. F.; Rosynov, B. V.; Ustynyuk, L. A.; Myagkova, G. I.; Evstigneeva, R. P..
Deuteroporphyrins IX [I, R1 = Me2C:CH(CH2)2CMe:CH(CH2)2CMe:CHCH2, Me2CH(CH2)3CHMe(CH2)3CHMe(CH2)2, Me2CBrCHBr(CH2)2CBrMeCHBr(CH2)2CBrMeCHBrCH2] were obtained in 33-92% yields by cyclization of the corresponding biladienes II, prepared from a pyrrole derivative and a tripyrrene.
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Reference:
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