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1221818-66-1

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  • 10,10-DIFLUORO-2,7-DIAZA-SPIRO[4.5]DECANE-7-CARBOXYLIC ACID TERT-BUTYL ESTER

    Cas No: 1221818-66-1

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1221818-66-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1221818-66-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,1,8,1 and 8 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1221818-66:
(9*1)+(8*2)+(7*2)+(6*1)+(5*8)+(4*1)+(3*8)+(2*6)+(1*6)=131
131 % 10 = 1
So 1221818-66-1 is a valid CAS Registry Number.

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