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5-methyl-2-phenyl-(3ar,10bξ,10cc)-3a,4,10b,10c-tetrahydro-benzo[4,5]furo[3,2-e]isoindole-1,3-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

56426-64-3

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56426-64-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 56426-64-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,6,4,2 and 6 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 56426-64:
(7*5)+(6*6)+(5*4)+(4*2)+(3*6)+(2*6)+(1*4)=133
133 % 10 = 3
So 56426-64-3 is a valid CAS Registry Number.
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