138685-99-1 Usage
Chemical Properties
Colourless solid
Check Digit Verification of cas no
The CAS Registry Mumber 138685-99-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,6,8 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 138685-99:
(8*1)+(7*3)+(6*8)+(5*6)+(4*8)+(3*5)+(2*9)+(1*9)=181
181 % 10 = 1
So 138685-99-1 is a valid CAS Registry Number.