更多"用Smith氧化降解法裂C苷可以得到( )"的相关试题:
[单项选择]按苷键原子不同,苷可以分为
A. 原生苷和次生苷
B. 香豆素苷、黄酮苷、蒽醌苷、木脂素苷等
C. 单糖苷、双糖苷、三糖苷等
D. 单糖链苷、双糖链苷、三糖链苷等
E. O—苷、S—苷、N—苷和C—苷
[单项选择]A型人参皂苷经Smith降解后得到( )
A. 20(S)-原人参二醇
B. 20(R)-原人参二醇
C. 人参二醇
D. 20(S)-原人参三醇
E. 人参三醇
[单项选择]采用Smith降解法氧化开裂α-L-阿拉伯糖碳苷,可得到
A. 丙三醇
B. 乙二醇
C. 甲基乙二醛
D. 丙三醛
E. 甲基乙二醇
[单项选择]采用smith降解法氧化开裂α-L-鼠李糖碳苷,可得到
A. 丙三醇
B. 乙二醇
C. 甲基乙二醛
D. 丙三醛
E. 甲基乙二醇
[填空题]Mr.Smith paid much money for the suit.
Mr.Smith ______ much money On the suit.
[单项选择]What is John Smith
A. An actor.
B. A soldier.
C. A doctor.
[单项选择]Where is Miss Smith
A. On Thursday.
B. Today.
C. Tile day after tomorrow.