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. By the same procedure as described above, the hydrochloride of 3 was prepared in 92% yield: mp 197-200 °C; [a]20D +148.1°(c 0.1, methanol); IR 1725, 1620, 1580 cm"1; MS, m/e 527 (M+ + 1).(+)-9-Amino-4-demethoxy-9-deoxy-l-methoxydaunomycin (37). By the same procedure as described for the preparation of 36, the hydrochloride 37 was prepared in 76% yield: mp [198][199][200][201][202] °C; [a]20D +78.9°(c 0.1, methanol); IR 1730, 1620,1585 cm™1; MS, m/e 527 (M+ + 1).Acknowledgment. We are grateful to Mr. H. Sato for skillful technical assistance.