(3aS,4S,5aS,6S,8aR,8bS)-2,2,6-Trimethyl-4-((E)-propenyl)-hexahydro-1,3,5,7-tetraoxa-as-indacen-8-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 683239-80-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,3,2,3 and 9 respectively; the second part has 2 digits, 8 and 0 respectively. Calculate Digit Verification of CAS Registry Number 683239-80: (8*6)+(7*8)+(6*3)+(5*2)+(4*3)+(3*9)+(2*8)+(1*0)=187 187 % 10 = 7 So 683239-80-7 is a valid CAS Registry Number.