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N-[Nω-nitro-Nα-(4-nitro-benzyloxycarbonyl)-L-arginyl]-L-leucine ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

121426-47-9

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121426-47-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121426-47-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,4,2 and 6 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 121426-47:
(8*1)+(7*2)+(6*1)+(5*4)+(4*2)+(3*6)+(2*4)+(1*7)=89
89 % 10 = 9
So 121426-47-9 is a valid CAS Registry Number.
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