无套内射在线无码播放,一级全课黄色毛片视频,EEUSS在线快憣电影,乱码丰满人妻一二三区暗部AⅤ,精品人妻丝袜久久久久九色

Home > Category > > > > 7,8-Dihydroxy-4-methylcoumarin

7,8-Dihydroxy-4-methylcoumarin

There is no price information at the moment, you can send an inquiry,and we will reply to you as soon as possible.

  • Product Overview
  • Product details
  • Related literature
Product Overview
Product Name 7,8-Dihydroxy-4-methylcoumarin
CAS2107-77-9
FormulaC10H8O4
MW192.17
Appearance
Melting point238 °C
Boiling point421.5±45.0 °C | Condition: Press: 760 Torr
PKa7.72±0.20 | Condition: Most Acidic Temp: 25 °C
Product details

WKQ-0004480

中文名稱:4-甲基瑞香素

中文別名:7,8-二羥基-4-甲基香豆素;7,8-二羥基-4-甲基-2H-苯并吡喃-2-酮

英文名稱:7,8-Dihydroxy-4-methylcoumarin

英文別名:Coumarin, 7,8-dihydroxy-4-methyl- (7CI,8CI);7,8-Dihydroxy-4-methyl-2H-1-benzopyran-2-one;4-Methyl-7,8-dihydroxycoumarin;4-Methyldaphnetin;7,8-Dihydroxy-4-methyl-2H-chromen-2-one;7,8-Dihydroxy-4-methyl-chromen-2-one;7,8-Dihydroxy-4-methylcoumarin;NSC 45795;NSC 72276;

分子式:C10H8O4

分子量:192.17

CAS號:2107-77-9

純度:HPLC≥98%

熔點(diǎn):238 °C

沸點(diǎn):421.5±45.0 °C | Condition: Press: 760 Torr

密度:1.456±0.06 g/cm3 | Condition: Temp: 20 °C Press: 760 Torr

酸系度數(shù):7.72±0.20 | Condition: Most Acidic Temp: 25 °C

儲存條件:-20℃,干燥、避光、密封

規(guī)格:5mg10mg20mg50mg100mg500mg1g2g等應(yīng)客戶需求包裝

供應(yīng)單位:四川省維克奇生物科技有限公司

供應(yīng)電話:028-81700200/4008005713

四川省維克奇生物科技有限公司生產(chǎn)中藥類標(biāo)準(zhǔn)品和天然植物有效單體,主打中藥對照品/標(biāo)準(zhǔn)品/天然植物有效單體,化學(xué)合成,抗生素三大板塊。公司推出丹參系列、龍膽系列、蟲草系列等,敬請關(guān)注!    新批次有現(xiàn)貨,歡迎咨詢。


Related literature
Sorry, there is no relevant literature
Related
Sorry, no related items
History
Sorry, no related items
Service
Hotline
028-81700200
Hotline
400-800-5713
Online service time: 9:00-18:00 on weekdays