کورکومین 99.5% کد 78246 سیگما آلدریچ

Curcumin matrix substance
for MALDI-MS, ≥99.5% (HPLC)
Synonym: (E,E)-1,7-bis(4-Hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione, Diferuloylmethane, Diferulylmethane, Natural Yellow 3
Molecular Weight 368.38
 

Properties

Related Categories	Analytical Reagents, Analytical/Chromatography, Mass Spectrometry (MS), Matrix Substances for MALDI-MS, Spectroscopy Plus...
Quality Level	100
grade	matrix substance for MALDI-MS
vapor density	13 (vs air)
assay	≥99.5% (HPLC)
form	powder
application(s)	MALDI-MS: suitable
mp	183-188 °C
cation traces	Na: ≤50 mg/kg
storage temp.	2-8°C
SMILES string	COc1cc(\C=C\C(=O)CC(=O)\C=C\c2ccc(O)c(OC)c2)ccc1O
InChI	1S/C21H20O6/c1-26-20-11-14(5-9-18(20)24)3-7-16(22)13-17(23)8-4-15-6-10-19(25)21(12-15)27-2/h3-12,24-25H,13H2,1-2H3/b7-3+,8-4+
InChI key	VFLDPWHFBUODDF-FCXRPNKRSA-N