一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
010-86108875
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!

78647-31-1

4-Ethoxycarbonylthiolan-3-one synthesis

7synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 2 steps
1: piperidine
2: sodium; benzene

References:

Buchman;Cohen [Journal of the American Chemical Society,1944,vol. 66,p. 847]

庆城县| 福海县| 福清市| 平果县| 观塘区| 治多县| 霞浦县| 泰宁县| 吴旗县| 唐海县| 周至县| 敦化市| 郑州市| 柞水县| 闵行区| 建始县| 腾冲县| 隆尧县| 祁连县| 扶余县| 博野县| 吴桥县| 报价| 乌兰察布市| 渝北区| 稷山县| 城固县| 武鸣县| 铜川市| 柘城县| 铅山县| 阳泉市| 瑞安市| 荣昌县| 萨迦县| 永胜县| 淮安市| 临武县| 安西县| 太和县| 通城县|