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30997-91-2

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30997-91-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30997-91-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,9,9 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 30997-91:
(7*3)+(6*0)+(5*9)+(4*9)+(3*7)+(2*9)+(1*1)=142
142 % 10 = 2
So 30997-91-2 is a valid CAS Registry Number.
InChI:InChI=1/C24H46O7/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-22(28)31-19-21(27)24(30)23(29)20(26)18-25/h9-10,20-21,23-27,29-30H,2-8,11-19H2,1H3/b10-9-/t20-,21-,23-,24-/m1/s1

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