国产精品欧美一区二区三区不卡,久久综合av免费观看,大香伊蕉在人线国产av老女人,久久久久成人精品无码中文字幕,九九精品99久久久香蕉,国产在线无码精品无码,亚洲av永久无码精品网址,亚洲av中文无码乱人伦在线播放,国产精品情侣呻吟对白视频,国产亚洲欧美精品永久

[Product name]:

6-Hydroxy-1H-quinolin-2-one
6-Hydroxyquinoline-(1H)-2-one 

3,4-Dihydro-6-hydroxy-2(1H)-quinolinone

[Structural Formula]:

[Molecular Formula]:

C9H7NO

[Molecular Weight]:

145.16

[CAS NO]:

19315-93-6

[Packing]:

Properties

Appearance 

YellowyCrystalline Powder

Melting range ℃

188-190

Quality Specifications

Purity%

≥99.0

Moisture %

  ≤0.5