(3aR,7R,7aR)-7-iodo-4,4,7a-trimethyl-3a,4,5,6,7,7a-hexahydrobenzofuran-2(3H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 24739-74-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,4,7,3 and 9 respectively; the second part has 2 digits, 7 and 4 respectively. Calculate Digit Verification of CAS Registry Number 24739-74: (7*2)+(6*4)+(5*7)+(4*3)+(3*9)+(2*7)+(1*4)=130 130 % 10 = 0 So 24739-74-0 is a valid CAS Registry Number.