国产夜色明星AV|丁香五月激情在线|av中文在线|亚洲免费永久999|无码中文字幕网站|欧美日韩国产A级|欧美日韩黄片有吗|亚洲男女在线播放|中文无码字幕不卡顿|亚洲第一免费中文

AS: 163222-33-1

Molecular formula：C24H21F2NO3

Molecular weight：409.43

Appearance: White crystalline powder, odorless

Dissolution: This product is soluble in methanol or ethanol, soluble in acetonitrile or isopropanol, almost insoluble in water.

Melting point: 162 - 165 C specific rotation - 25 29 other single impurities < 0.1%, total impurities < 0.8%.

Water content < 5.0% incandescent residue < 0.2% heavy metal < 0.002%.

Content: According to anhydrous calculation, 99.0%~102.0%