成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

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 Brefeldin A
20350-15-6

Brefeldin A synthesis

8synthesis methods
Brefeldin A, a commonly used protein transport inhibitor, specifically and reversibly blocks protein transport from the endoplasmic reticulum (ER) to the Golgi apparatus (Golgi). The fungus E. brefeldianum (ATCC 58665) was submerged and fermented at 25℃ with aeration and stirring to produce brefeldin A.
-

Yield:-

Steps:

Multi-step reaction with 7 steps
1.1: DIAD; PPh3 / tetrahydrofuran
2.1: Oxone; H2O / methanol / 60 °C
3.1: potassium hexamethyldisilylazide / 1,2-dimethoxy-ethane / 1 h / -78 °C
3.2: 1,2-dimethoxy-ethane / -78 - 20 °C
4.1: CAN; H2O / acetone
5.1: aq. NaOH / tetrahydrofuran; methanol
6.1: 61 percent / MsCl; Et3N; 2,4,6-trichlorobenzoyl chloride / 4-DMAP / toluene / Heating
7.1: 77 percent / TBAF / tetrahydrofuran / 20 °C

References:

Trost, Barry M.;Crawley, Matthew L. [Journal of the American Chemical Society,2002,vol. 124,# 32,p. 9328 - 9329]

Brefeldin A Related Search: