91712-59-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91712-59-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,7,1 and 2 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 91712-59:
(7*9)+(6*1)+(5*7)+(4*1)+(3*2)+(2*5)+(1*9)=133
133 % 10 = 3
So 91712-59-3 is a valid CAS Registry Number.
InChI:InChI=1/C37H43N3O4/c1-3-17-40-18-16-36-32-22-5-10-29(42)33(32)44-34(36)28(13-15-37(36,43)31(40)20-22)38-39-30-11-9-27-26-7-4-21-19-23(41)6-8-24(21)25(26)12-14-35(27,30)2/h3,5-6,8,10,19,25-27,31,34,41-43H,1,4,7,9,11-18,20H2,2H3/b38-28-,39-30+