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97521-28-3

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97521-28-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97521-28-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,5,2 and 1 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 97521-28:
(7*9)+(6*7)+(5*5)+(4*2)+(3*1)+(2*2)+(1*8)=153
153 % 10 = 3
So 97521-28-3 is a valid CAS Registry Number.
InChI:InChI=1/C21H31N3O6S/c1-13(2)10-17(23-19(27)16(22-12-25)8-9-31-3)20(28)24-18(21(29)30)11-14-4-6-15(26)7-5-14/h4-7,12-13,16-18,26H,8-11H2,1-3H3,(H,22,25)(H,23,27)(H,24,28)(H,29,30)/t16-,17-,18-/m0/s1

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