6563-87-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6563-87-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,6 and 3 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 6563-87:
(6*6)+(5*5)+(4*6)+(3*3)+(2*8)+(1*7)=117
117 % 10 = 7
So 6563-87-7 is a valid CAS Registry Number.
InChI:InChI=1/C23H28O6/c1-12(24)28-20-10-14-4-5-16-15(17(14)11-18(20)22(26)27)8-9-23(3)19(16)6-7-21(23)29-13(2)25/h10-11,15-16,19,21H,4-9H2,1-3H3,(H,26,27)/t15-,16+,19-,21?,23-/m0/s1