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(6R)-7t-amino-3-(1-methyl-1H-tetrazol-5-ylsulfanylmethyl)-8-oxo-(6rH)-5-oxa-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

759420-77-4

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759420-77-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 759420-77-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,5,9,4,2 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 759420-77:
(8*7)+(7*5)+(6*9)+(5*4)+(4*2)+(3*0)+(2*7)+(1*7)=194
194 % 10 = 4
So 759420-77-4 is a valid CAS Registry Number.

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