ChemNet > CAS > 771-03-9 3-???????-4-???????????-6-??????-2 ??-?????-2-??

771-03-9 3-???????-4-???????????-6-??????-2 ??-?????-2-??

?????? ?? ???	3-???????-4-???????????-6-??????-2 ??-?????-2-??
?????????	;D ehydroacetic enol ???; 2 ??-????? -2-??, 3-???????-4-??????????? -6-??????-; 3-???????-2-???????????-6-??????-4 ??-?????-4-??
???????? ???	3-acetyl-4-hydroxy-6-methyl-2H-pyran-2-one; Dehydroacetic enol form; 2H-Pyran-2-one, 3-acetyl-4-hydroxy-6-methyl-; 3-acetyl-2-hydroxy-6-methyl-4H-pyran-4-one
????? ????????	C₈H₈O₄
?????? ???	168.1467
InChI	InChI=1/C8H8O4/c1-4-3-6(10)7(5(2)9)8(11)12-4/h3,10H,1-2H3
??? ??????? ??????	771-03-9
EINECS	212-227-4
????? ??????
?????	1.369g/cm³
????? ?? ???	305.048°C at 760 mmHg
??????? ???????	1.556
????? ???????	126.537°C
????? ?? ????	0mmHg at 25°C
???? ??????
???? ?? ???
??????? ?????

Chemicals Suppliers(1):: Contact Suppliers; Post Buying Leads; Related selling offers

潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图