90293-03-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90293-03-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,2,9 and 3 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 90293-03:
(7*9)+(6*0)+(5*2)+(4*9)+(3*3)+(2*0)+(1*3)=121
121 % 10 = 1
So 90293-03-1 is a valid CAS Registry Number.
InChI:InChI=1/C29H56O5Si3/c1-11-12-15-18-24(32-35(2,3)4)21-22-26-25(19-16-13-14-17-20-29(30)31)27(33-36(5,6)7)23-28(26)34-37(8,9)10/h13,16,21-22,24,26,28H,11-12,14-15,17-20,23H2,1-10H3,(H,30,31)/b16-13-,22-21+/t24-,26+,28+/m0/s1