Butanoic acid,2-methyl-,1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-ylester (52387-15-2)

Identification
Name:	Butanoic acid,2-methyl-,1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-ylester
Synonyms:	Butanoicacid, 2-methyl-, 1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-pentenylester (9CI); a-Methylbutyrylshikonin
CAS:	52387-15-2
Molecular Formula:	C21H24 O6
Molecular Weight:	372.41
InChI:	InChI=1/C21H24O6/c1-5-12(4)21(26)27-17(9-6-11(2)3)13-10-16(24)18-14(22)7-8-15(23)19(18)20(13)25/h6-8,10,12,17,22-23H,5,9H2,1-4H3
Molecular Structure:
Properties
Flash Point:	198.6°C
Boiling Point:	570.1°Cat760mmHg
Density:	1.246g/cm³
Refractive index:	1.578
Flash Point:	198.6°C
Safety Data

Other Product

Butanoic acid,2-methyl-,(1R)-1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-ylester
Butanoic acid,3-hydroxy-3-methyl-,(1R)-1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-ylester
2-Butenoic acid,3-methyl-,(1S)-1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-ylester
2-Butenoic acid,3-methyl-,(1R)-1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-ylester
2-Butenoic acid,3-methyl-,(1R)-1-(5,8-dihydro-4-hydroxy-1-methoxy-5,8-dioxo-2-naphthalenyl)-4-methyl-3-penten-1-ylester
Butanoic acid,2-methyl-,1-(1,4-dihydro-5,8- dihydroxy-1,4-dioxo-2-naphthalenyl)-4- hydroxy-4-methyl-2-pentenyl ester
Butanoic acid, 3-methyl-,2-(1,5-dimethyl-4-hexenyl)-5-methyl-3,6-dioxo-1,4-cyclohexadien-1-ylester
Butanoic acid,2-methyl-, (1R,5R)-5-hydroxy-4-methoxy-1,5-dimethyl-2,6-dioxo-3-cyclohexen-1-ylester, (2S)-
Butanoic acid,2-methyl-, (1R,5S)-5-hydroxy-4-methoxy-1,5-dimethyl-2,6-dioxo-3-cyclohexen-1-ylester, (2S)-
Butanoic acid,3-methyl-,(1R,2E)-4-(3-formyl-2,6-dihydroxy-4-methylphenyl)-2-methyl-1-[[(1S,2R,6R)-1,2,6-trimethyl-3-oxocyclohexyl]methyl]-2-buten-1-ylester
2-Butenoic acid,3-methyl-,1-(5,8-dihydro-1,4-dihydroxy-5,8-dioxo-2-naphthalenyl)-4-methyl-3-pentenylester, (S)- (9CI)
Butanoic acid,2-methyl-,8-(acetyloxy)-8a-[(acetyloxy)methyl]-5-[2-(2,5-dihydro-5-oxo-3-furanyl)-2-(2-methyl-1-oxopropoxy)ethyl]octahydro-5,6-dimethylspiro[naphthalene-1(2H),2'-oxiran]-4-ylester (9CI)
Butanoic acid,(1R,2E)-4-(3-formyl-2,6-dihydroxy-4-methylphenyl)-2-methyl-1-[[(1S,2R,6R)-1,2,6-trimethyl-3-oxocyclohexyl]methyl]-2-buten-1-ylester
2-Butenoic acid,2-methyl-,(2E,4R)-4-(acetyloxy)-3-methyl-5-[(1S,2R,4aS,8aR)-1,2,3,4,4a,7,8,8a-octahydro-1,2,4a,5-tetramethyl-7-oxo-1-naphthalenyl]-2-penten-1-ylester, (2Z)-
3-Pentenoic acid, 3,4-dimethyl-,(1R)-1-(1,4-dihydro-5,8-dihydroxy-1,4-dioxo-2-naphthalenyl)-4-methyl-3-pentenyl ester
Butanoic acid,3-methyl-4-(1-naphthalenyl)-
Butanoic acid,2-methyl-,(1R,4R,4aR,5S,6R,8S,8aR)-8-(acetyloxy)-5-[(2S)-2-(acetyloxy)-2-(2,5-dihydro-5-oxo-3-furanyl)ethyl]-8a-[(acetyloxy)methyl]octahydro-5,6-dimethylspiro[naphthalene-1(2H),2'-oxiran]-4-ylester, (2S)-
Butanoic acid,2-methyl-,(1R,4R,4aR,5S,6R,8S,8aR)-8-(acetyloxy)-8a-[(acetyloxy)methyl]-5-[(2S)-2-(2,5-dihydro-5-oxo-3-furanyl)-2-hydroxyethyl]octahydro-5,6-dimethylspiro[naphthalene-1(2H),2'-oxiran]-4-ylester, (2S)-
Butanoic acid,2-methyl-,(1R,4R,4aR,5S,6R,8S,8aR)-8a-[(acetyloxy)methyl]-5-[(2S)-2-(2,5-dihydro-5-oxo-3-furanyl)-2-hydroxyethyl]octahydro-8-hydroxy-5,6-dimethylspiro[naphthalene-1(2H),2'-oxiran]-4-ylester, (2S)-
Acetic acid,2-(acetyloxy)-,4-[[(4-amino-2-methyl-5-pyrimidinyl)methyl]formylamino]-3-[(2-furanylcarbonyl)thio]-3-penten-1-ylester