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!

ChemicalBook CAS DataBase List Cytidine 5'-Diphosphocholine
987-78-0

Cytidine 5'-Diphosphocholine synthesis

3synthesis methods
-

Yield:987-78-0 85%

Reaction Conditions:

with sulfuric acid in methanol at 50; for 3 h;

Steps:

CDP-choline (1)

2 (0.392 g, 1.0 mmol) was added to MeOH (10 mL)followed by the addition of 3 (0.310 g, 1.2 mmol) and was stirred atroom temperature for 10 min. Then 98% H2SO4 (0.005 mL, 10 mol%)was added. The mixture was kept at 50 °C for 3 h. The solvent wasremoved in vacuo and the residue was purified by recrystallisationfrom EtOH to give 1 as a white solid (0.410 g); yield 85%

References:

Xia, Ran;Sun, Li-Ping;Chen, Lei-Shan [Journal of Chemical Research,2016,vol. 40,# 6,p. 358 - 360]

Cytidine 5'-Diphosphocholine Related Search:

新疆| 西安市| 鄂伦春自治旗| 会宁县| 房产| 玛多县| 五莲县| 芦溪县| 包头市| 惠水县| 罗山县| 江达县| 交城县| 平舆县| 屏山县| 南汇区| 英山县| 南召县| 酒泉市| 合水县| 黔西| 家居| 锡林郭勒盟| 台江县| 九寨沟县| 苏尼特右旗| 仙桃市| 雷山县| 陆丰市| 茶陵县| 武夷山市| 万盛区| 都匀市| 三台县| 云霄县| 房山区| 广丰县| 连山| 昭平县| 高邮市| 郴州市|