ChemNet > CAS > 109-99-9 Tetrahydrofuran

109-99-9 Tetrahydrofuran

product Name	Tetrahydrofuran
CAS No	109-99-9
Synonyms	THF; oxolane; Butane, alpha,delta-oxide; Cyclotetramethylene oxide; Diethylene oxide; Furan, tetrahydro-; Furanidine; 1,2,3,4-tetrahydro-9H-fluoren-9-one
Molecular Formula	C₄H₈O
Molecular Weight	72.11
InChI	InChI=1/C13H12O/c14-13-11-7-3-1-5-9(11)10-6-2-4-8-12(10)13/h1,3,5,7H,2,4,6,8H2
EINECS	203-726-8
Molecular Structure
Density	1.17g/cm³
Melting point	-108.4℃
Boiling point	343.2°C at 760 mmHg
Refractive index	1.611
Flash point	150.7°C
Water solubility	miscible
Vapour Pressur	7.15E-05mmHg at 25°C
Hazard Symbols	F:Flammable; Xi:Irritant;
Risk Codes	R11:; R19:; R36/37:;
Safety Description	S16:; S29:; S33:;
MSDS	Material Safety Data Sheet

Chemicals Suppliers(170):: 1Dongying City Longxing Chemical Co., Ltd.; 2Zhangjiagang Free Trade Zone Orient Union International Trade Co., Ltd.; 3Wuxi Xinfeng Chemical Co., Ltd.; 4Zhongsu Supply Chain Management (Shandong) Co., Ltd.; 5Jiangsu Qingquan Chemical Co., Ltd.; 6Shanghai Haohua Chemical Co., Ltd.; 7Shandong Yinglang Chemical Co.,Ltd.; 8Genchem & Genpharm (Changzhou) CO., Ltd.; 9Wenzhou Chemical Material Factory; 10Changzhou Yetai Fine chemical Research Institue(Jiangsu Yeming Biomedical Technology Co., Ltd.); Contact Suppliers

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