16964-56-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16964-56-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,9,6 and 4 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 16964-56:
(7*1)+(6*6)+(5*9)+(4*6)+(3*4)+(2*5)+(1*6)=140
140 % 10 = 0
So 16964-56-0 is a valid CAS Registry Number.
InChI:InChI=1/C22H28O7/c1-11-13-7-14(25)17-21(8-13,18(11)26)19(27)29-16-5-6-20(3,4)15(9-23)22(16,17)10-28-12(2)24/h9,13-17,25H,1,5-8,10H2,2-4H3/t13-,14-,15+,16-,17+,21-,22-/m0/s1