国产无遮挡18禁网站免费-精品国产乱码久久久久软件-y111111少妇影院无码-无码丰满熟妇浪潮一区二区av

  • Hotline:13961508788
Contact Us

Kailai New Materials(Shandong) Co.,Ltd.
Add:1345 Yongkang Road, Ocean Industrial Park, Hou Town,Shouguang City, Weifang City, Shandong Province
Tel:0510-68726018
0510-68721106
Mob:18661094217
13961508788
Emial:wyp@kaileip.com
wendy@kaileip.com
KL1@kaileip.com
Website:cdyongwang.com.cn

4,4-dimethoxy-2-butanone
4,4-dimethoxy-2-butanone
Chemical information Chemical name 4.4-dimethoxy-2-butanone
Synonyms Acetylacetaldehyde dimethyl alcohol
CAS NO. 5436-21-5
Molecular C6H1203
Formula 132.158
Molecular Weight 70-73℃(2.67kPa),
Boiling Point 50℃(0.67kPa)
Flash Point 49.4±0.0℃
Appearance Colorless to yellow liquid
Content.% The main peak content is more than 92%
Vapor pressure 1.4+0.3 mmHg at 25°C
Refractive index 1.415
Refractiveindex(25° C/D)) 1.430~1.435
Relativedensity(25/25° C) 0.993


stability Stable at room temperature and pressure
Water solubility decomposes
Use It is an important intermediate of medicinesulfamethazine, which is widely used in medicine,pesticides, dyes and other fields. lt is often used in thesynthesis of 2-mercapto-4-methylpyrimidine,2-chloro-3-amino-4-methylpyridine, 3-hydroxyisovaleratedimethyl alcohol and other important intermediates inagriculture or medicine.
Packaging
Storage Store at room temperature, away from light, in a cooland dry place, sealed
Shelf life
Transportati on information UN Number 1989: Category 3 Dangerous goods,Category 3 packaging
CONTACT US 
  • Url two-dimensional code