α-cyano-4-hydroxycinnamic acid

Structural formula
General
Surname	Α-cyano-4-hydroxycinnamic acid
other names	( E ) -2-cyano-3- (4-hydroxyphenyl) prop-2-enoic acid; 4-HCCA, HCCA, ACCA, α-CCA, α-CHCA, α-cyano;
Molecular formula	C 10 H 7 NO 3
Brief description	yellow powder
External identifiers / databases
EC number	248-879-1
ECHA InfoCard	100.044.421
PubChem	5328791
ChemSpider	4485953
Wikidata	Q2044136
properties
Molar mass	189.17 g mol −1
Physical state	firmly
safety instructions
GHS labeling of hazardous substances 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 .

α-Cyano-4-hydroxycinnamic acid ( HCCA ) is a derivative of cinnamic acid and is one of the phenylpropanoids .

use

In analytical chemistry , along with sinapic acid (3,5-dimethoxy-4-hydroxycinnamic acid), it is used as an organic matrix substance for MALDI-TOF-MS (Matrix assisted laser desorption ionization time of flight mass spectrometry).

Individual evidence

↑ ^a ^b ^c ^d data sheet α-Cyano-4-hydroxycinnamic acid suitable for MALDI-TOF MS from Sigma-Aldrich , accessed on October 14, 2014 ( PDF ).
↑ Melanie Pavlovic, Regina Konrad, Ingrid Huber and Ulrich Busch: Use of MALDI-TOF-MS in food analysis, Deutsche Lebensmittel-Rundschau Spezial, March 2011.

[SIGMA-1] ta sheet α-Cyano-4-hydroxycinnamic acid suitable for MALDI-TOF MS from Sigma-Aldrich , accessed on October 14, 2014 ( PDF ).

[2] Melanie Pavlovic, Regina Konrad, Ingrid Huber and Ulrich Busch: Use of MALDI-TOF-MS in food analysis, Deutsche Lebensmittel-Rundschau Spezial, March 2011.