ChemNet > CAS > 542-28-9 Delta-Valerolactone

542-28-9 Delta-Valerolactone

produktnavn	Delta-Valerolactone
Engelsk navn	Delta-Valerolactone; 5-Hydroxypentanoic acid lactone; delta-Pentanolactone; Tetrahydropyran-2-one; δ-valerolactone; Tetrahydro-2H-2-pyranone; tetrahydro-2H-pyran-2-one; DVL
Molekyl?r Formel	C₅H₈O₂
Molekylvekt	100.1158
InChI	InChI=1/C5H8O2/c6-5-3-1-2-4-7-5/h1-4H2
CAS-nummer	542-28-9
EINECS	208-807-1
Molecular Structure
Tetthet	1.065g/cm³
Smeltepunkt	-13℃
Kokepunkt	218°C at 760 mmHg
Brytningsindeks	1.44
Flammepunktet	81°C
Vannl?selighet	miscible
Damptrykk	0.129mmHg at 25°C
Hazard symboler	Xi:Irritant;
Risiko Koder	R41:;
Sikkerhet Beskrivelse	S26:; S39:;

Chemicals Suppliers(12):: 1NEM CHEMICAL CO.??LTD.; 2Ningbo jiasi chemical Co.,ltd.; 3AFINE CHEMICALS LIMITED; 4Changzhou Jintan Hengxin Institute of Chemistry (Leping Yongxin Chemical Co., Ltd.); 5Shanghai Lingde Chemical Technology Co.,Ltd.; 6Shanghai Domen International Co., Ltd; 7Tianjin Scinoco Biotechnology Co., Ltd.; 8Shandong Yino Biologic Materials Co., Ltd.; 9Ningbo Jiasi Chemical Co.,Ltd.; 10Zouping Mingyuan Imp Exp Trade Co Ltd.; Contact Suppliers; Post Buying Leads; Related selling offers

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