午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE

TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE ??? ???
?? ??:
479226-58-9
???:
TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE
???(??):
TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE;1-Piperazinecarboxylic acid, 4-(5-chloro-2-pyrazinyl)-, 1,1-dimethylethyl ester;5'-Chloro-2,3,5,6-tetrahydro-[1,2']bipyrazinyl-4-carboxylic acid tert-butyl ester
CBNumber:
CB83411638
???:
C13H19ClN4O2
??? ??:
298.77
MOL ??:
479226-58-9.mol

TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE ??

??

TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE C??? ??, ??, ??

TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE ?? ?? ? ???

???

?? ??


TERT-BUTYL 4-(5-CHLOROPYRAZIN-2-YL)PIPERAZINE-1-CARBOXYLATE ?? ??

???( 3)?? ??
??? ?? ??? ?? ?? ? ??
SuZhou ShiYa Biopharmaceuticals, Inc. 0512-0512-52358471 17715136450
sales@shiyabiopharm.com China 12149 58
Sichuan Boyou Biotechnology Co., Ltd 028-65791793 18140026355
568470422@qq.com China 9289 58

Copyright 2019 ? ChemicalBook. All rights reserved