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4,11-Dimethylene-2,9-diaza-3,10-diphospha-tricyclo[10.2.2.25,8]octadeca-1(15),5(18),6,8(17),12(16),13-hexaene 3,10-dioxide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77339-82-3

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77339-82-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77339-82-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,3 and 9 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77339-82:
(7*7)+(6*7)+(5*3)+(4*3)+(3*9)+(2*8)+(1*2)=163
163 % 10 = 3
So 77339-82-3 is a valid CAS Registry Number.

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