71800-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71800-89-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,8,0 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71800-89:
(7*7)+(6*1)+(5*8)+(4*0)+(3*0)+(2*8)+(1*9)=120
120 % 10 = 0
So 71800-89-0 is a valid CAS Registry Number.
InChI:InChI=1/C27H29NO10/c1-11-23(31)15(28)7-19(37-11)38-17-9-27(35,18(30)10-29)8-12-6-14-22(25(33)20(12)17)26(34)21-13(24(14)32)4-3-5-16(21)36-2/h3-6,11,15,17,19,23,29,31,33,35H,7-10,28H2,1-2H3