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99827-21-1

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99827-21-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99827-21-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,8,2 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 99827-21:
(7*9)+(6*9)+(5*8)+(4*2)+(3*7)+(2*2)+(1*1)=191
191 % 10 = 1
So 99827-21-1 is a valid CAS Registry Number.
InChI:InChI=1/C14H10O4.Ag/c15-13(11-7-3-1-4-8-11)17-18-14(16)12-9-5-2-6-10-12;/h1-10H;

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