(2R,4R,4aS,8aS)-4-Hydroxy-2,7,8a-trimethyl-3,4,4a,5,8,8a-hexahydro-2H-naphthalen-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 105018-93-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,0,1 and 8 respectively; the second part has 2 digits, 9 and 3 respectively. Calculate Digit Verification of CAS Registry Number 105018-93: (8*1)+(7*0)+(6*5)+(5*0)+(4*1)+(3*8)+(2*9)+(1*3)=87 87 % 10 = 7 So 105018-93-7 is a valid CAS Registry Number.