78 N-Methylpyrrolinium 為 (-)-hyoscyamine 生合成路徑之重要中間產物,其結構式中 N-CH 3 基之主要來源為:
(A) acetate
(B) S-adenosylmethionine
(C) ornithine
(D) tropic acid

答案:登入後查看
統計: A(142), B(1493), C(567), D(254), E(0) #411749

詳解 (共 3 筆)

#1605801

Hyoscyamine:

1.Pyrrolidine環:Ornithine
2.Piperidine環:Acetate-CoA
3.Tropine:Ornithine
4.N-CH3:S-adenosylmethionine
5.Tropic acid:Phenylalanine

137
0
#1612843
Phenylalanine可以生合成hy...
(共 267 字,隱藏中)
前往觀看
41
0
#6514737
pyridine-piperidine...
(共 1224 字,隱藏中)
前往觀看
0
0