81522-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81522-11-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,5,2 and 2 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 81522-11:
(7*8)+(6*1)+(5*5)+(4*2)+(3*2)+(2*1)+(1*1)=104
104 % 10 = 4
So 81522-11-4 is a valid CAS Registry Number.
InChI:InChI=1/C22H34N5O16P3S/c28-14-8-18(41-15(14)10-40-45(36,37)43-46(38,39)42-44(33,34)35)27-9-12(20(30)26-22(27)32)4-3-7-23-17(29)6-2-1-5-16-19-13(11-47-16)24-21(31)25-19/h3-4,9,13-16,18-19,28H,1-2,5-8,10-11H2,(H,23,29)(H,36,37)(H,38,39)(H2,24,25,31)(H,26,30,32)(H2,33,34,35)/b4-3+