21963-95-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21963-95-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,9,6 and 3 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 21963-95:
(7*2)+(6*1)+(5*9)+(4*6)+(3*3)+(2*9)+(1*5)=121
121 % 10 = 1
So 21963-95-1 is a valid CAS Registry Number.
InChI:InChI=1/C28H34O6/c1-16(29)33-22-13-19-25(2,3)21(30)8-11-26(19,4)18-7-10-27(5)20(28(18,22)6)14-23(31)34-24(27)17-9-12-32-15-17/h8-9,11-12,14-15,18-19,22,24H,7,10,13H2,1-6H3