(5-hydroxy-8-methoxy-2-methyl-4-oxo-4H-chromen-7-yloxy)-acetic acid methyl ester is a complex organic compound belonging to the class of flavonoids, specifically a derivative of the flavone family. This molecule features a chromene core structure with a hydroxyl group at the 5-position, a methoxy group at the 8-position, and a methyl group at the 2-position. The 4-oxo group indicates the presence of a carbonyl group, and the 4H-chromen-7-yloxy part suggests an oxygen-containing functional group attached to the 7-position of the chromene ring. The acetic acid moiety is esterified with a methyl group, making it a methyl ester. (5-hydroxy-8-methoxy-2-methyl-4-oxo-4H-chromen-7-yloxy)-acetic acid methyl ester is known for its potential antioxidant and anti-inflammatory properties, and it is often found in plants, where it may contribute to their color and biological activities.
The CAS Registry Mumber 1156-65-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,5 and 6 respectively; the second part has 2 digits, 6 and 5 respectively. Calculate Digit Verification of CAS Registry Number 1156-65: (6*1)+(5*1)+(4*5)+(3*6)+(2*6)+(1*5)=66 66 % 10 = 6 So 1156-65-6 is a valid CAS Registry Number.