潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

The physical and chemical property of 109-07-9 is provided by ChemNet.com
Chemical CAS Database with Global Chemical Suppliers - ChemNet


   ChemNet > CAS > 109-07-9 2-Methylpiperazine

109-07-9 2-Methylpiperazine

???? 2-Methylpiperazine
?? ?? 2-Methylpiperazine; (+/-)-2-Methylpiperazine; tert-butyl 2-methylpiperazine-1-carboxylate
??? C5H12N2
??? 200.278
InChI InChI=1/C10H20N2O2/c1-8-7-11-5-6-12(8)9(13)14-10(2,3)4/h8,11H,5-7H2,1-4H3
cas?? 109-07-9
EC?? 203-644-2
?? ?? 109-07-9 2-Methylpiperazine
?? 0.998g/cm3
?? ? 61-66℃
??? 268.74°C at 760 mmHg
?? ?? 1.459
??? 116.33°C
? ??? 78 g/100 mL (25℃)
??? 0.008mmHg at 25°C
??? ??  F:Flammable;
 Xi:Irritant;
??? ?? R11:;
R36/37/38:;
?? ?? S16:;
S26:;
S36/37/39:;
主站蜘蛛池模板: 青冈县| 尼勒克县| 中卫市| 临泽县| 辉南县| 佳木斯市| 荔浦县| 义马市| 葫芦岛市| 托克逊县| 常州市| 陇西县| 西和县| 马鞍山市| 神农架林区| 靖安县| 临漳县| 甘泉县| 屏东县| 南阳市| 韶关市| 长武县| 拉萨市| 怀集县| 江城| 广河县| 宣汉县| 勃利县| 个旧市| 垣曲县| 平湖市| 祁阳县| 定襄县| 桐柏县| 郯城县| 石景山区| 马龙县| 化州市| 柘荣县| 义马市| 姜堰市|