尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

China Coumarin - China Supplier

Coumarin

Price:Negotiable
Industry Category: Chemicals/Dyes/Organic Dyes
Product Category:
CAS NO: 91-64-5
Brand:
Spec:


Contact Info
  • Add:No1403/1/6,027Community,Xiongchu Avenue,Wuhan,Hubei,430000 P.R.China, Zip: 430000
  • Contact: Shu Wan
  • Tel:86-27-88779523
  • Email:sales@sincere-star.com.cn

Other Products

Description
Additional Information

Chemical name: Coumarin(None Organochlorine) CAS NO.: 91-64-5 Molecular formula: C9H6O2 Molecular weight: 146.15 Structural formula: Appearance: White Crystals Odor description: Similar to the sweet aroma of tonka beans Melting point: 69-71°C Boling point: 297-301°C Solubility: insoluble in water,soluble in the alcohol,ether and chloroform Uses: Coumarin is an important material of the perfumery and fragrances .and it can be also used as the flavoring agent of the food ,drink and plastic product.

CAS NO:91-64-5

EC NO:202-086-7

Molecular Formula:C9H6O2

Molecular Weight:146.1427

Synonyms:;2H-1-Benzopyran-2-one;COUMARINE;1-Benzopyran-2-one;1,2-Benzopyrone;Chromen-2-one;O-Oxy-Cinnamic Lactone ;2H-chromen-2-one;

Molecular Structure:香豆素 91-64-5

CAS NO:91-64-5

EC NO:202-086-7

Molecular Formula:C9H6O2

Molecular Weight:146.1427

Synonyms:;2H-1-Benzopyran-2-one;COUMARINE;1-Benzopyran-2-one;1,2-Benzopyrone;Chromen-2-one;O-Oxy-Cinnamic Lactone ;2H-chromen-2-one;

Molecular Structure:香豆素 91-64-5

Industry Category Chemicals/Dyes/Organic Dyes
Product Category
Brand:
Spec:
Stock:
Origin:
About Toocle.com - Partner Programme - Old Version
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經(jīng)營(yíng)性-2023-0192
ChatGlobal Chat Now 高唐县| 锡林浩特市| 沁源县| 南华县| 商南县| 比如县| 四川省| 承德县| 紫金县| 察哈| 潞西市| 如东县| 九龙城区| 桓台县| 邹城市| 泽普县| 湟源县| 高雄县| 蒙阴县| 岐山县| 洛南县| 山西省| 拜泉县| 本溪| 宁陕县| 芮城县| 尼木县| 京山县| 乌拉特前旗| 拜城县| 盐津县| 海门市| 丽江市| 沁源县| 洪雅县| 漳平市| 宁都县| 岗巴县| 连江县| 尼玛县| 逊克县|