Praeruptorin A

• CAT Number: I046163
• CAS Number: 73069-27-9
• Molecular Formula: C21H22O7
• Molecular Weight: 386.40
• Purity: ≥95%
• Synonyms: [(9S,10S)-10-acetyloxy-8,8-dimethyl-2-oxo-9,10-dihydropyrano[2,3-f]chromen-9-yl] (Z)-2-methylbut-2-enoate;sulfane
• IUPAC Name: [(9S,10S)-10-acetyloxy-8,8-dimethyl-2-oxo-9,10-dihydropyrano[2,3-f]chromen-9-yl] (Z)-2-methylbut-2-enoate
• 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
• InChIKey: XGPBRZDOJDLKOT-NXIDYTHLSA-N
• 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

Praeruptorin A（Cat No.:I046163）is a naturally occurring pyranocoumarin isolated from Peucedanum praeruptorum and other Apiaceae species, long used in traditional Chinese medicine for respiratory ailments. Its structure features a coumarin backbone fused with a pyran ring, contributing to diverse pharmacological effects. Research suggests Praeruptorin A exhibits vasodilatory, anti-inflammatory, and anticancer properties, with potential to regulate calcium signaling and smooth muscle contraction. It has been studied for its protective roles in cardiovascular and pulmonary health, as well as its capacity to inhibit tumor growth and inflammatory responses.