S-adenosyl-l-methionine: 3′-hydroxy-N-methyl-(S)-coclaurine-4′-O-methyl transferase, a regio- and stereoselective enzyme of the (S)-reticuline pathway

Recyclization of methyl-4-hydroxy-2-(o-h

Recyclization of methyl-4-hydroxy-2-(o-hydroxyphenylamino)-5-oxo-2,5-dihydropyrrole-2-carboxylate into the amide of (2-oxo-3,4-dihydro-2H-1,4-benzoxazin-3-ylidene)pyruvic acid

✍ A. N. Maslivets; L. I. Smirnova; Yu. S. Andreichikov 📂 Article 📅 1991 🏛 Springer US 🌐 English ⚖ 70 KB

XIII are separated into the individual isomers by PTLC [preparative thin-layer chromatography] on silica gel plates. The structures of the compounds prepared were shown by means of PMR and confirmed by mass spectra obtained in a Finnigan MAT90 instrument with ionizing electrons of 70-eV energy and a