午夜福利免费在线观看-精品国产不卡一区二区三区-欧美激情亚洲中文字幕-黄片大全免费在线观看

會(huì)員登錄
請(qǐng)登錄您的生意號(hào),獲取電子名片。便于轉(zhuǎn)發(fā)分享!
取消
會(huì)員登錄
請(qǐng)登錄您的生意號(hào),獲取電子名片。便于轉(zhuǎn)發(fā)分享!
取消

Products

Products

Coumarin

Coumarin

Categories:Flavor and fragrance series

Cas No.:91-64-5


Detailed introduction

Alias: TIMTEC-BB SBB000094;O-HYDROXYCINNAMIC ACID LACTONE;TONKA BEAN CAMPHOR;5,6-BENZO-2-PYRONE;AKOS 212-75;2H-1-BENZOPYRAN-2-ONE;2H-1-BENZOPYAN-2-ONE;1,2-BENZOPYRONE
Molecular formula:C9H6O2
Molecular weight:146.1427
CAS No.: :91-64-5
Properties: white crystal or crystalline powder; It has an aroma like citronella; Density: 0.935; melting point: 68-71℃; Boiling point: 298℃; Flash point: 162℃; Water solubility: 1.7g/L (20℃); Insoluble in cold water; Soluble in hot water, ethanol, ether and chloroform.

Quality standard:

Ltem

Standard

Ltem

Standard

appearance

White crystal

melting pointmelting point

≥69℃

aroma

Black bean aroma

solubility(25℃)

The lg sample was completely dissolved in 95%(v/v) ethanol 25ml

Uses: Used in the manufacture of spices; As a fixed fragrance agent, can be used to prepare perfume; Used as a flavor enhancer for beverages, food, cigarettes, rubber products, plastic products, soap, etc. Also for fine chemical raw materials

Next:None
Home

Home

News

News

About

About

Products

Products

Contact

Contact

av免费视屏在线观看| 中文字幕精品人妻一区| 91欧美日韩精品在线| 欧美日韩精品人妻二区三区| 久久99青青精品免费观看| 开心激情网 激情五月天| 亚洲欧美日韩国产成人| 欧美精品亚洲精品日韩专区| 国产成人在线一区二区三区 | 91偷拍裸体一区二区三区| 亚洲精品成人综合色在线| 日韩国产欧美中文字幕| 日本精品最新字幕视频播放| 国产一区二区三区午夜精品| 久久中文字幕中文字幕中文| 99久久精品免费精品国产| 日韩欧美中文字幕av| 亚洲精品一区二区三区免| 国产亚洲欧美一区二区| 国产精品不卡一区二区三区四区 | 欧美精品二区中文乱码字幕高清| 深夜福利亚洲高清性感| 激情少妇一区二区三区| 殴美女美女大码性淫生活在线播放 | 亚洲欧美国产网爆精品| 人妻少妇久久中文字幕久久| 国产大屁股喷水在线观看视频| 免费精品国产日韩热久久| 色狠狠一区二区三区香蕉蜜桃| 麻豆欧美精品国产综合久久| 日韩免费国产91在线| 精品一区二区三区人妻视频| 国产一区二区三区午夜精品| 国产又大又黄又粗又免费| 好吊日成人免费视频公开| 色哟哟精品一区二区三区| 丰满人妻一二区二区三区av| 一级欧美一级欧美在线播| 日韩精品免费一区三区| 内用黄老外示儒术出处| 日韩中文高清在线专区|