(-)-Praeruptorin A structure

(-)-Praeruptorin A

[(9R,10R)-10-acetyloxy-8,8-dimethyl-2-oxo-9,10-dihydropyrano[2,3-f]chromen-9-yl] (Z)-2-methylbut-2-enoate

Also Known As: (-)-Praeruptorin A|Isopteryxin|Epoxypteryxin|Praeruptorin A|Pd-Ia|(+)-Praeruptorin A|HY-N0081A|NP1080|TN4819|(-)-cis-3'-angeloyl-4'-acetylkhellactone|3'(R)-angeloyl-4'(R)-acetoxy-khellactone|(-)-3'-angeloyl-4'-acetoxy-cis-khellactone|(-)-4'-O-acetyl-3'-O-angeloyl-cis-khellactone|(-)-cis-(3'R,4'R)-3'-angeloyl-4'-acetylkhellactone|(9R,10R)-10-(acetyloxy)-8,8-dimethyl-2-oxo-2H,8H,9H,10H-pyrano[2,3-h]chromen-9-yl (2Z)-2-methylbut-2-enoate|[(9R,10R)-10-acetyloxy-8,8-dimethyl-2-oxo-9,10-dihydropyrano[2,3-f]chromen-9-yl] (Z)-2-methylbut-2-enoate|2-Butenoic acid, 2-methyl-,(9R,10R)-10-(acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9-yl ester, (2Z)-rel-|10-(Acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo(1,2-b:3,4-b')dipyran-9-yl 2-methyl-2-butenoate (9R-(9alpha(Z),10alpha))-|2-Butenoic acid, 2-methyl-, 10-(acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo(1,2-b:3,4-b')dipyran-9-yl ester, (9R-(9alpha(Z),10alpha))-|(9R)-2-Oxo-8,8-dimethyl-9,10-dihydro-2H,8H-benzo[1,2-b:3,4-b ]dipyran-9alpha,10alpha-diol 9-[(Z)-2-methyl-2-butenoate]10-acetate|(9R,10R)-10-Acetoxy-8,8-dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromen-9-yl (2Z)-2-methyl-2-butenoate|(9R,10R)-10-acetoxy-8,8-dimethyl-2-oxo-9,10-dihydro-2H,8H-pyrano[2,3-f]chromen-9-yl (Z)-2-methylbut-2-enoate|(Z)-2-Methyl-2-butenoic acid (9R)-2-oxo-8,8-dimethyl-10alpha-acetoxy-9,10-dihydro-2H,8H-benzo[1,2-b:3,4-b ]dipyran-9-yl ester|[(9R,10R)-10-acetoxy-8,8-dimethyl-2-oxo-9,10-dihydropyrano[2,3-f]chromen-9-yl] (Z)-2-methylbut-2-enoate

CAS: 73069-27-9
Molecular Formula C21H22O7
Molecular Weight 386.13657 g/mol
LogP 3.4462
Topological Polar Surface Area 92.04 Ų
Hydrogen Bond Donors 0
Hydrogen Bond Acceptors 7
Rotatable Bonds 3
Exact Mass 386.13657
Monoisotopic Mass 386.13657
Heavy Atoms 28
Complexity 1028.7161

Chemical Identifiers

CAS Number 73069-27-9
SMILES C/C=C(/C)\C(=O)O[C@@H]1[C@@H](C2=C(C=CC3=C2OC(=O)C=C3)OC1(C)C)OC(=O)C

Product Overview

(-)-Praeruptorin A (CAS 73069-27-9), with molecular formula C21H22O7 and molecular weight 386.13657 g/mol. IUPAC: [(9R,10R)-10-acetyloxy-8,8-dimethyl-2-oxo-9,10-dihydropyrano[2,3-f]chromen-9-yl] (Z)-2-methylbut-2-enoate.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
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