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12377-72-9

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12377-72-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 12377-72-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,3,7 and 7 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 12377-72:
(7*1)+(6*2)+(5*3)+(4*7)+(3*7)+(2*7)+(1*2)=99
99 % 10 = 9
So 12377-72-9 is a valid CAS Registry Number.
InChI:InChI=1/4Bi.3O3Si.3O/c;;;;3*1-4(2)3;;;/q4*+3;6*-2

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