13,15-dimethyl-5-oxo-5,6,7,8,9,10,11,12,13,15-decahydro-5λ4-thia-15-aza-benzocyclotridecen-14-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 73674-18-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,6,7 and 4 respectively; the second part has 2 digits, 1 and 8 respectively. Calculate Digit Verification of CAS Registry Number 73674-18: (7*7)+(6*3)+(5*6)+(4*7)+(3*4)+(2*1)+(1*8)=147 147 % 10 = 7 So 73674-18-7 is a valid CAS Registry Number.