... Further confirmation of the structure was made by the chemical cleavage of Xi with sulfurous acid to yield 2~methyl—4—amino~5~pyrimidinylmethane ... 7 On every repeated recrystallization, about a half of IV was isomerized to V. 7) K. Kotera: This Bulletin, 13, 440 ... 452 Vol. ...
![[3-(4-amino-2-methyl-pyrimidin-5-ylmethyl)-3a-methyl-hexahydro-furo[2,3-d]thiazol-2-yl]-phenyl-methanone Structure](https://image.chemsrc.com/caspic/197/24912-08-1.png)
