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

5-(2-??????????)-5-????????

5-(2-??????????)-5-????????
5-(2-??????????)-5-???????? ??? ???
?? ??:
66940-72-5
???:
5-(2-??????????)-5-????????
???(??):
5-(2-??????????)-5-????????
???:
5-(2-Cyclopentylideneethyl)-5-ethylbarbituric acid
???(??):
5-(2-Cyclopentylideneethyl)-5-ethylbarbituric acid;5-(2-Cyclopentylideneethyl)-5-ethyl-2,4,6(1H,3H,5H)-pyrimidinetrione;2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(2-cyclopentylideneethyl)-5-ethyl-
CBNumber:
CB22432957
???:
C13H18N2O3
??? ??:
250.29
MOL ??:
66940-72-5.mol

5-(2-??????????)-5-???????? ??

??
1?+-.0.06 g/cm3(Predicted)
?? ?? (pKa)
7.80±0.10(Predicted)

??

5-(2-??????????)-5-???????? C??? ??, ??, ??

5-(2-??????????)-5-???????? ?? ?? ? ???

???

?? ??


5-(2-??????????)-5-???????? ?? ??

???( 0)?? ??
??? ?? ??? ?? ?? ? ??

Copyright 2019 ? ChemicalBook. All rights reserved