Praeruptorin A
Product Specifications
CAS Number
73069-25-7
Synonyms
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-; 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, [9α(Z),10α]-(±)-; 2H,8H-Benzo[1,2-b:3,4-b']dipyran, 2-butenoic acid deriv.; (±)-Praeruptorin A; 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, [9α(Z),10α]-; dl-Praeruptorin A; Praeruptorin A; 2-Methyl-2-butenoic Acid [9α(Z),10α]-(±)-10-(Acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9-yl Ester; 2H,8H-Benzo[1,2-b:3,4-b']dipyran-2-butenoic Acid deriv.; 2-Methyl-2-Butenoic Acid [9α(Z),10α]-10-(Acetyloxy)-9,10-dihydro-8,8-dimethyl-2-oxo-2H,8H-benzo[1,2-b:3,4-b']dipyran-9-yl Ester;
Hazard Statement
Harmful if swallowed
Purity
>95% (HPLC)
Smiles
C\C=C(\C)/C(=O)O[C@H]1[C@@H](OC(=O)C)c2c(OC1(C)C)ccc3C=CC(=O)Oc23
Molecular Formula
C21 H22 O7
Molecular Weight
386.4
InChI
InChI=1S/C21H22O7/c1-6-11(2)20(24)27-19-18(25-12(3)22)16-14(28-21(19,4)5)9-7-13-8-10-15(23)26-17(13)16/h6-10,18-19H,1-5H3/b11-6-/t18-,19-/m0/s1
Additionnal Information
IUPAC name: [(9S,10S)-10-acetoxy-8,8-dimethyl-2-oxo-9,10-dihydropyrano[2,3-f]chromen-9-yl] (Z)-2-methylbut-2-enoate
Shipping Conditions
Room Temperature
Storage Conditions
-20°C
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