1246820-57-4 Usage
Uses
Labelled 5-Methylbenzotriazole intermediate.
Check Digit Verification of cas no
The CAS Registry Mumber 1246820-57-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,6,8,2 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1246820-57:
(9*1)+(8*2)+(7*4)+(6*6)+(5*8)+(4*2)+(3*0)+(2*5)+(1*7)=154
154 % 10 = 4
So 1246820-57-4 is a valid CAS Registry Number.