91697-15-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91697-15-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,6,9 and 7 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 91697-15:
(7*9)+(6*1)+(5*6)+(4*9)+(3*7)+(2*1)+(1*5)=163
163 % 10 = 3
So 91697-15-3 is a valid CAS Registry Number.
InChI:InChI=1/C18H37O4P.K/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-22-23(19,20)21;/h17-18H,2-16H2,1H3,(H2,19,20,21);/q;+1/p-2