89780-72-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89780-72-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,8 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 89780-72:
(7*8)+(6*9)+(5*7)+(4*8)+(3*0)+(2*7)+(1*2)=193
193 % 10 = 3
So 89780-72-3 is a valid CAS Registry Number.
InChI:InChI=1/C27H31NO10/c1-11-6-12(28)7-18(37-11)38-16-9-27(35,17(30)10-29)8-14-20(16)26(34)22-21(24(14)32)23(31)13-4-3-5-15(36-2)19(13)25(22)33/h3-5,11-12,16-18,29-30,32,34-35H,6-10,28H2,1-2H3