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70990 Sigma-Aldrich

α-Cyano-4-hydroxycinnamic acid

matrix substance for MALDI-MS, ≥99.0% (HPLC)

Synonym: α-CCA, α-CHCA, α-Cyano, 4-HCCA, ACCA

  • CAS Number 28166-41-8

  • Linear Formula HOC6H4CH=C(CN)CO2H

  • Molecular Weight 189.17

  •  Beilstein Registry Number 3271427

  •  EC Number 248-879-1

  •  MDL number MFCD00004204

  •  PubChem Substance ID 24886140

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Mass Spectrometry (MS), Matrix Substances for MALDI-MS, Spectroscopy More...
grade   matrix substance for MALDI-MS
InChI Key   AFVLVVWMAFSXCK-VMPITWQZSA-N
assay   ≥99.0% (HPLC)
mp   245-250 °C(lit.)
  245-250 °C
solubility   methanol: soluble10 mg/mL, clear
cation traces   Ba: ≤5 mg/kg
  Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  K: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Na: ≤10 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg
absorption   absorption/337 nm ≥2000 (mol. absorption)
analyte suitability   glycans
  peptides
  proteins

Description

Frequently Asked Questions

Frequently Asked Questions are available for this Product.

Other Notes

Matrix substance used in MALDI-MS (matrix-assisted laser desorption ionization MS) peptide analysis in proteomics.

Same product — same quality — now Sigma-Aldrich brand

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.




BioAnalysis
Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles
Peer-Reviewed Papers
15

References

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