12005-50-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12005-50-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,0,0 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 12005-50:
(7*1)+(6*2)+(5*0)+(4*0)+(3*5)+(2*5)+(1*0)=44
44 % 10 = 4
So 12005-50-4 is a valid CAS Registry Number.
InChI:InChI=1/2Al.2Ca.5O/q2*+3;2*+2;5*-2