91154-17-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91154-17-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,1,5 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 91154-17:
(7*9)+(6*1)+(5*1)+(4*5)+(3*4)+(2*1)+(1*7)=115
115 % 10 = 5
So 91154-17-5 is a valid CAS Registry Number.
InChI:InChI=1/C4H9O4P/c1-9(2,8)4(7)3(5)6/h4,7H,1-2H3,(H,5,6)