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3,4,5-Trimethoxycinnamic acid Structure

3,4,5-Trimethoxycinnamic acid

Chemical Properties

Melting point 125-127 °C (lit.)
Boiling point 300.83°C (rough estimate)
Density  1.1416 (rough estimate)
vapor pressure  0-0Pa at 20-25℃
refractive index  1.4571 (estimate)
storage temp.  Sealed in dry,Room Temperature
solubility  Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
form  Solid:crystalline
pka 4.48±0.10(Predicted)
color  White
BRN  1537834
LogP 0.3-1.1 at 35℃ and pH2-7
CAS DataBase Reference 90-50-6(CAS DataBase Reference)
FDA UNII C9096D920O
EPA Substance Registry System 2-Propenoic acid, 3-(3,4,5-trimethoxyphenyl)- (90-50-6)

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H302-H315-H319-H335
Precautionary statements P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Safety Statements  24/25
WGK Germany  2
RTECS  GE0722000
TSCA  Yes
HazardClass  IRRITANT
HS Code  29189900
NFPA 704:
0
1 0

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