Betacarotene - ß-Carotene; (all-E)-1,1'-(3,7,12,16-Tetramethyl-1,3,5,7,9,11,13,15,17-octadecanonaene-1,18-diyl)bis[2,6,6-trimethylcyclohexene]; ß,ß-Carotene; all-trans-ß-Carotene (USP):
Betacarotene EP IMP C - 1,3,3-trimethyl-2-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-tetramethyl-18-[(1R)-2,6,6-trimethylcyclohex2-en-1-yl]octadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl]cyclohexene ;
Betacarotene EP IMP D - 1,1'-[(1E,3E,5E,7E,9E,11E,13E,15Z,17E)-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaene-1,18-diyl]bis(2,6,6-trimethylcyclohexene);
Betacarotene EP IMP E - 1,3,3-Trimethyl-2-[(1E,3E,5E,7E,9E,11Z,13E,15E,17E)-3,7,12,16-tetramethyl-18-(2,6,6- trimethylcyclohex-1-en-1-yl)octadeca-1,3,5,7,9,11,13,15,17-nonaen-1-yl]cyclohexene;