天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook CAS DataBase List ALPHA-METHYL-L-TRYPTOPHAN
16709-25-4

ALPHA-METHYL-L-TRYPTOPHAN synthesis

10synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 5 steps
1: CF3COOH / 96 h / Ambient temperature
2: Na2CO3 / dioxane; H2O / 0 °C
3: 1.) lithium bis(trimethylsilyl)amide / 1.) THF, -78 deg C, 1 h, 2.) THF, a) -78 deg C, 1 h, b) from -78 deg C to RT, 2 h
4: trifluoroacetic acid / 1.5 h / Ambient temperature
5: H2 / 10percent Pd/C / ethanol / 3 h / Ambient temperature

References:

Ekhato, I. Victor;Huang, Yun [Journal of labelled compounds and radiopharmaceuticals,1997,vol. 39,# 12,p. 1019 - 1038]

ALPHA-METHYL-L-TRYPTOPHAN Related Search: