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(6R)-7t-((Ξ)-2-tert-butoxycarbonyl-2-phenyl-acetylamino)-3-methyl-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-nitro-benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54013-42-2

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54013-42-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54013-42-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,0,1 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 54013-42:
(7*5)+(6*4)+(5*0)+(4*1)+(3*3)+(2*4)+(1*2)=82
82 % 10 = 2
So 54013-42-2 is a valid CAS Registry Number.

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