| 摘要 |
1297398 Tetraacylcytidine derivatives TAKEDA YAKUHUN KOGYO KK 4 Aug 1970 [6 Aug 1969] 37522/70 Heading C2C Novel N<SP>4</SP>,O<SP>2#</SP>,O<SP>3#</SP>,O<SP>5#</SP>-tetraacylcytidine derivatives wherein the acyl group is derived from a fatty acid containing 3 to 18 carbon atoms are prepared by acylating cytidine with the appropriate fatty acid anhydrides or fatty acid halides. Pharmaceutical compositions, suitable for oral or parenteral administration, and having central nervous system activating effects, contain the above novel compound and pharmaceutically acceptable diluents and carriers. |
