2-Naphthalenecarboxamide, 3-methoxy- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 13042-06-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,0,4 and 2 respectively; the second part has 2 digits, 0 and 6 respectively. Calculate Digit Verification of CAS Registry Number 13042-06: (7*1)+(6*3)+(5*0)+(4*4)+(3*2)+(2*0)+(1*6)=53 53 % 10 = 3 So 13042-06-3 is a valid CAS Registry Number.