5H7NO2; Molecular Weight:113.1146; EINECS: ">

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 69778-83-2 is provided by ChemNet.com
Chemical CAS Database with Global Chemical Suppliers - ChemNet


   ChemNet > CAS > 69778-83-2 4-Methoxy-3-pyrrolin-2-one

69778-83-2 4-Methoxy-3-pyrrolin-2-one

product Name 4-Methoxy-3-pyrrolin-2-one
CAS No 69778-83-2
Synonyms 1,5-Dihydro-4-methoxy-2H-pyrrol-2-on; 4-methoxy-1,5-dihydro-2H-pyrrol-2-one
Molecular Formula C5H7NO2
Molecular Weight 113.1146
InChI InChI=1/C5H7NO2/c1-8-4-2-5(7)6-3-4/h2H,3H2,1H3,(H,6,7)
Molecular Structure 69778-83-2 4-Methoxy-3-pyrrolin-2-one
Density 1.16g/cm3
Melting point 130-133℃
Boiling point 349.6°C at 760 mmHg
Refractive index 1.495
Flash point 165.2°C
Vapour Pressur 4.65E-05mmHg at 25°C
Hazard Symbols  Xi:Irritant;
Risk Codes R36/37/38:Irritating to eyes, respiratory system and skin.;
Safety Description S22:Do not inhale dust.;
S24/25:Avoid contact with skin and eyes.;
MSDS Material Safety Data Sheet
主站蜘蛛池模板: 灵武市| 华阴市| 红河县| 曲阳县| 涞水县| 利津县| 从江县| 库车县| 同德县| 思茅市| 茌平县| 聂荣县| 武隆县| 沙洋县| 湘阴县| 黄浦区| 阳高县| 湟中县| 内黄县| 车致| 青铜峡市| 宁南县| 洪泽县| 晴隆县| 吴忠市| 象山县| 乐业县| 汪清县| 澄城县| 达尔| 科技| 隆昌县| 广河县| 黔东| 古交市| 长宁区| 泸西县| 嘉义县| 安塞县| 绥中县| 神池县|