PATENT ASSIGNEE'S COUNTRY | Japan |
UPDATE | 01.01 |
PATENT ASSIGNEE | Ajinomoto |
PATENT CLAIMS |
Process for sepn 2-NH2-6-Cl-9-[(1'S,2'R)-1',2'-bis(hydroxyme thyl)-cyclopropane-1'-yl]methylpurine (I) from a mixt of 2-NH2 -6-Cl-7-[(1'S,2'R)-1',2'-bis(hydroxymethyl)cyclopropane-1'-yl] methylpurine (II) & (I), which process comprises - Crystallizing (I) from solvent contg (I) & (II) - Sepn (I) from (II) |
PATENT PHOTOCOPY | Available on request |
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