pheophorbide b
IUPAC 名称
3-[(3R,21S,22S)-16-ethenyl-11-ethyl-12-formyl-3-(methoxycarbonyl)-17,21,26-trimethyl-4-oxo-7,23,24,25-tetraazahexacyclo[18.2.1.1⁵,⁸.1¹⁰,¹³.1¹⁵,¹⁸.0²,⁶]hexacosa-1,5(26),6,8,10,12,14,16,18,20(23)-decaen-22-yl]propanoic acid
描述
Pheophorbide b is practically insoluble (in water) and an extremely strong acidic compound (based on its pKa). Pheophorbide b can be found in a number of food items such as european cranberry, sesame, teff, and quinoa, which makes pheophorbide b a potential biomarker for the consumption of these food products.
异构
[H][C@@]1(C)C2=N\C(=C3\C4=N\C(=C/C5=C(CC)C(C=O)=C(N5)\C=C5/N/C(=C\2)C(C)=C5C=C)\C(C)=C4C(=O)[C@]3([H])C(=O)OC)\[C@@]1([H])CCC(O)=O
InChI标识符
InChI=1S/C35H34N4O6/c1-7-18-15(3)22-11-23-16(4)20(9-10-28(41)42)32(38-23)30-31(35(44)45-6)34(43)29-17(5)24(39-33(29)30)12-26-19(8-2)21(14-40)27(37-26)13-25(18)36-22/h7,11-14,16,20,31,36-37H,1,8-10H2,2-6H3,(H,41,42)/b22-11-,23-11+,24-12-,25-13-,26-12-,27-13-,32-30+/t16-,20-,31+/m0/s1
键
AQJZOYUAIGQOPF-BCYGMIQCSA-N