四虎永久在线精品免费播放,国产真实夫妇交换视频,成年女人午夜毛片免费视频,欧美熟妇性XXX交潮喷,亚洲日韩乱码中文无码蜜桃臀网站,国产无遮挡又黄又爽又色,精品 日韩 国产 欧美 视频,夜夜揉揉日日人人,亚洲av高清一区二区三区尤物,超碰97人人做人人爱亚洲

English name : Tosyl azide; p-Toluenesulfonyl azide; 4-Methylbenzenesulfonyl azide
CAS: 941-55-9
Structural formula:

Molecular formula: C₇H₇N₃O₂S
Molecular weight: 197.21
Physicochemical property
Appearance: Colorless or pale yellow liquid or colorless crystal
Melting point: 22^οC
flash point: 26^οC (Closed-cup)
Refractive coefficient: 1.548