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

2H-1-Benzopyran-6-carbonitrile

2H-1-Benzopyran-6-carbonitrile ??? ???
?? ??:
33143-95-2
???:
2H-1-Benzopyran-6-carbonitrile
???(??):
2H-chromene-6-carbonitrile;2H-1-Benzopyran-6-carbonitrile
CBNumber:
CB18755909
???:
C10H7NO
??? ??:
157.17
MOL ??:
33143-95-2.mol

2H-1-Benzopyran-6-carbonitrile ??

?? ?
300.8±42.0 °C(Predicted)
??
1.21±0.1 g/cm3(Predicted)

??

2H-1-Benzopyran-6-carbonitrile C??? ??, ??, ??

2H-1-Benzopyran-6-carbonitrile ?? ?? ? ???

???

?? ??

2H-1-Benzopyran-6-carbonitrile ?? ??

???( 1)?? ??
??? ?? ??? ?? ?? ? ??
Beijing Famozi Pharmaceutical Technology Co., Ltd 13331045123
 2728639891@qq.com China 9951 58
Copyright 2019 ? ChemicalBook. All rights reserved