23812-97-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23812-97-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,8,1 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 23812-97:
(7*2)+(6*3)+(5*8)+(4*1)+(3*2)+(2*9)+(1*7)=107
107 % 10 = 7
So 23812-97-7 is a valid CAS Registry Number.
InChI:InChI=1/C27H35NO8/c1-15-7-10-20(31)14-22-17(3)24(32)27(6,26(34)36-22)23(28-25(33)18(4)29)13-16(2)9-12-21(11-8-15)35-19(5)30/h7-10,12-13,17,20-23,31H,11,14H2,1-6H3,(H,28,33)/b10-7+,12-9-,15-8-,16-13-