68991-94-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68991-94-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,9,9 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 68991-94:
(7*6)+(6*8)+(5*9)+(4*9)+(3*1)+(2*9)+(1*4)=196
196 % 10 = 6
So 68991-94-6 is a valid CAS Registry Number.
InChI:InChI=1/C28H31O7P.Mg/c1-15(2)21-14-24(17(5)12-25(21)35-36(31,32)33)28(23-10-8-7-9-20(23)27(30)34-28)26-18(6)11-19(29)13-22(26)16(3)4;/h7-16,29H,1-6H3,(H2,31,32,33);/q;+2/p-2