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128808-62-8

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128808-62-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128808-62-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,8,0 and 8 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 128808-62:
(8*1)+(7*2)+(6*8)+(5*8)+(4*0)+(3*8)+(2*6)+(1*2)=148
148 % 10 = 8
So 128808-62-8 is a valid CAS Registry Number.
InChI:InChI=1/C40H61NO15/c1-4-23(2)31-15-13-11-9-7-5-6-8-10-12-14-27(54-39-37(49)35(41)36(48)24(3)53-39)20-32-34(38(50)51)30(46)22-40(52,56-32)21-29(45)28(44)17-16-25(42)18-26(43)19-33(47)55-31/h5-14,23-24,26-32,34-37,39,43-46,48-49,52H,4,15-22,41H2,1-3H3,(H,50,51)/b6-5u,9-7-,10-8-,13-11u,14-12u/t23?,24-,26?,27?,28?,29?,30?,31?,32?,34?,35+,36-,37+,39+,40?/m1/s1

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