反应详情

温度

5 °C

0.1 g of the compound obtained in EXAMPLE 1' and 0.03 g of (S)-(+)-arginine are dissolved in the heated state in 4 ml of MeOH, and this solution is concentrated to 1 ml and poured into 10 ml of ether cooled to 5° C. 0.055 g of the expected product is obtained after draining and drying over P2O5, m.p.=176° C. (dec.).

1. concentrationthis solution is concentrated to 1 ml
2. additionpoured into 10 ml of ether