(3S,3aS)-3-tert-Butoxy-7-methoxy-3a,7-dimethyl-2,3,3a,4,5,7,8,9-octahydro-6-oxa-cyclopenta[a]naphthalene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 41878-35-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,8,7 and 8 respectively; the second part has 2 digits, 3 and 5 respectively. Calculate Digit Verification of CAS Registry Number 41878-35: (7*4)+(6*1)+(5*8)+(4*7)+(3*8)+(2*3)+(1*5)=137 137 % 10 = 7 So 41878-35-7 is a valid CAS Registry Number.