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

tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate

tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate ??? ???
?? ??:
438033-56-8
???:
tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate
???(??):
tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate;Acetic acid, 2-[(3,4,8-trimethyl-2-oxo-2H-1-benzopyran-7-yl)oxy]-, 1,1-dimethylethyl ester
CBNumber:
CB44342490
???:
C18H22O5
??? ??:
318.36
MOL ??:
438033-56-8.mol

tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate ??

??

tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate C??? ??, ??, ??

tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate ?? ?? ? ???

???

?? ??


tert-butyl 2-(3,4,8-trimethyl-2-oxochromen-7-yl)oxyacetate ?? ??

???( 2)?? ??
??? ?? ??? ?? ?? ? ??
Alinda Chemical Ltd. +7 (495) 672-17-08
sale@alinda.ru Russia 68136 55

Copyright 2019 ? ChemicalBook. All rights reserved