p -Cumaric acid

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Structural formula
Structural formula of coumaric acid
General
Surname p -Cumaric acid
other names
  • ( E ) -4-hydroxycinnamic acid
  • trans -4-hydroxycinnamic acid
Molecular formula C 9 H 8 O 3
Brief description

crystalline needles

External identifiers / databases
CAS number 501-98-4
EC number 610-511-6
ECHA InfoCard 100.116.210
PubChem 637542
ChemSpider 553148
DrugBank DB04066
Wikidata Q99374
properties
Molar mass 164.16 g mol −1
Physical state

firmly

Melting point

210-213 ° C

solubility

soluble in ethanol (50 g / l)

safety instructions
GHS labeling of hazardous substances
07 - Warning

Caution

H and P phrases H: 315-319-335
P: 261-305 + 351 + 338
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

p -Cumaric acid ( 4-hydroxycinnamic acid ) is an organic compound from the group of hydroxycinnamic acids .

Natural occurrence

Late blooming bird cherry ( Prunus serotina )
Daviesia latifolia

P -Cumaric acid is very widespread in the plant kingdom. B. in the bark of the late blooming bird cherry ( Prunus serotina ) as well as in meadow clover ( Trifolium pratense ) and Daviesia latifolia .

When exposed to light, dihydroxytruxilic acid is formed .

Applications

p -Cumaric acid is used in a protein detection by Western blot with chemiluminescence as a reaction enhancer (English sensitiser ).

Related links

  • ( Z ) -4-hydroxycinnamic acid

Individual evidence

  1. ↑ a b c Entry on p-coumaric acid. In: Römpp Online . Georg Thieme Verlag, accessed on June 2, 2017.
  2. ↑ a b c data sheet p-Coumaric acid from Sigma-Aldrich , accessed on June 1, 2017 ( PDF ).
  3. ↑ External identifiers of or database links to ( Z ) -4-hydroxycinnamic acid : CAS number: 4501-31-9, EC number: 224-813-7, ECHA InfoCard: 100.022.559 , PubChem : 1549106 , ChemSpider : 1266072 , Wikidata : Q27102404 .