97171-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97171-77-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,1,7 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97171-77:
(7*9)+(6*7)+(5*1)+(4*7)+(3*1)+(2*7)+(1*7)=162
162 % 10 = 2
So 97171-77-2 is a valid CAS Registry Number.
InChI:InChI=1/C48H90O11/c1-3-5-7-9-11-19-25-31-45(49)58-41-39-56-37-33-43(47(51)52)29-23-17-13-15-21-27-35-55-36-28-22-16-14-18-24-30-44(48(53)54)34-38-57-40-42-59-46(50)32-26-20-12-10-8-6-4-2/h43-44H,3-42H2,1-2H3,(H,51,52)(H,53,54)/p-2