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
??? ??????? ?????? 109-07-9
EINECS 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: 祁东县| 酒泉市| 抚宁县| 四平市| 缙云县| 瑞丽市| 旬阳县| 麻江县| 柏乡县| 龙陵县| 红原县| 南漳县| 安远县| 湖南省| 讷河市| 宁河县| 福海县| 潢川县| 库伦旗| 南阳市| 黔西县| 南丹县| 佛教| 六盘水市| 西充县| 东乡族自治县| 同心县| 眉山市| 弋阳县| 铜川市| 民权县| 库车县| 尼玛县| 绵竹市| 长宁县| 子洲县| 鹤庆县| 漳州市| 张家口市| 长宁县| 清徐县|