(3R,4aS,8R,8aS)-(+)-8-hydroxy-3-methyl-3,4,4a,5,6,7,8,8a-octahydroisocoumarin is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 104372-22-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,3,7 and 2 respectively; the second part has 2 digits, 2 and 2 respectively. Calculate Digit Verification of CAS Registry Number 104372-22: (8*1)+(7*0)+(6*4)+(5*3)+(4*7)+(3*2)+(2*2)+(1*2)=87 87 % 10 = 7 So 104372-22-7 is a valid CAS Registry Number.