97992-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97992-77-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,9,9 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 97992-77:
(7*9)+(6*7)+(5*9)+(4*9)+(3*2)+(2*7)+(1*7)=213
213 % 10 = 3
So 97992-77-3 is a valid CAS Registry Number.
InChI:InChI=1/C47H74NO8P/c1-5-6-7-8-9-10-11-12-13-14-15-19-22-29-46(49)53-38-45(39-55-57(51,52)54-34-33-48(2,3)4)56-47(50)30-23-20-17-16-18-21-26-40-31-32-43-36-41-27-24-25-28-42(41)37-44(43)35-40/h24-25,27-28,31-32,35-37,45H,5-23,26,29-30,33-34,38-39H2,1-4H3/t45-/m0/s1