4,4,7,8a-tetramethyl-1,2,3,4,4a,5,6,8a-octahydro-naphthalene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 49749-07-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,7,4 and 9 respectively; the second part has 2 digits, 0 and 7 respectively. Calculate Digit Verification of CAS Registry Number 49749-07: (7*4)+(6*9)+(5*7)+(4*4)+(3*9)+(2*0)+(1*7)=167 167 % 10 = 7 So 49749-07-7 is a valid CAS Registry Number.