177742-52-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 177742-52-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,7,7,4 and 2 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 177742-52:
(8*1)+(7*7)+(6*7)+(5*7)+(4*4)+(3*2)+(2*5)+(1*2)=168
168 % 10 = 8
So 177742-52-8 is a valid CAS Registry Number.
InChI:InChI=1/C30H48N6O6S/c1-8-28(6,7)42-15-21(32)25(40)29(16-37)20(22(38)14-31)9-11-36(29)27(41)30(34,23(33)13-17(2)3)19(5)18(4)24(39)26-35-10-12-43-26/h8,14,16-21,23,31H,1,9-13,15,32-34H2,2-7H3/b31-14+/t18-,19+,20?,21+,23+,29-,30-/m1/s1