Quality Level

100

Assay

≥99.0% (HPLC)

form

powder

analyte chemical class(es)

peptides, proteins

technique(s)

MALDI-MS: suitable

color

slightly yellow

mp

168-172 °C (lit.)
171-175 °C

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
Fe: ≤20 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg

absorption

≥2000 at 337 nm (mol. absorption)

suitability

suitable for matrix substance for MALDI-MS

SMILES string

OC(/C=C/C1=CC(OC)=C(O)C=C1)=O

InChI

1S/C10H10O4/c1-14-9-6-7(2-4-8(9)11)3-5-10(12)13/h2-6,11H,1H3,(H,12,13)/b5-3+

InChI key

KSEBMYQBYZTDHS-HWKANZROSA-N