16562-70-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16562-70-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,5,6 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16562-70:
(7*1)+(6*6)+(5*5)+(4*6)+(3*2)+(2*7)+(1*0)=112
112 % 10 = 2
So 16562-70-2 is a valid CAS Registry Number.
InChI:InChI=1/C16H21NO4/c1-3-13-11-17(8-9-21-13)16(19)7-5-12-4-6-14(18)15(10-12)20-2/h4-7,10,13,18H,3,8-9,11H2,1-2H3/b7-5+