成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

3-????????

3-????????
3-???????? ??? ???
?? ??:
144750-97-0
???:
3-????????
???(??):
3-????????
???:
3-pivaloylepinephrine
???(??):
3-pivaloylepinephrine;Dipivefrine EP Impurity C;Propanoic acid, 2,2-dimethyl-, 2-hydroxy-5-[1-hydroxy-2-(methylamino)ethyl]phenyl ester, (R)- (9CI)
CBNumber:
CB41395961
???:
C14H21NO4
??? ??:
267.32
MOL ??:
144750-97-0.mol

3-???????? ??

?? ?
420.1±45.0 °C(Predicted)
??
1.154±0.06 g/cm3(Predicted)
?? ?? (pKa)
8.36±0.50(Predicted)

??

3-???????? C??? ??, ??, ??

3-???????? ?? ?? ? ???

???

?? ??

3-???????? ?? ??

???( 2)?? ??
??? ?? ??? ?? ?? ? ??
QUALITY CONTROL SOLUTIONS LTD. 0755-66853366; 13670046396
 ORDERS@QCSRM.COM China 24342 58
Copyright 2019 ? ChemicalBook. All rights reserved