国产精品久久久久永久桃色tv,日本欧美天天看片在线观看,韩国精品一区二区三区四区五区,久久成人免费高清观看 ,久久久中国精品福利一区二区,777久久精品一区二区三区,五月天精品一区二区三区,久久这里有精品视频

2-Acetylthiophene

88-15-3

C₆H₆OS

126.17

10-11 °C(lit.)

Usage

2-acetylthiophene is an important fine organic chemical intermediate, which is widely used in perfume, medicine, pesticide, chemical industry and other fields.

Quality standard

Yellow to brown liquid

≥99.0%

≤0.5%