81176-34-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81176-34-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,7 and 6 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 81176-34:
(7*8)+(6*1)+(5*1)+(4*7)+(3*6)+(2*3)+(1*4)=123
123 % 10 = 3
So 81176-34-3 is a valid CAS Registry Number.
InChI:InChI=1/C32H49NO9/c1-17(33-15-25(35)28(38)27(37)18(2)34)29(39)42-21-7-10-30(3)20(14-21)5-6-24-23(30)8-11-31(4)22(9-12-32(24,31)40)19-13-26(36)41-16-19/h13,15,17-18,20-25,27-28,34-35,37-38,40H,5-12,14,16H2,1-4H3/b33-15+