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(6R,7R)-7-Methoxy-3-(1-methyl-1H-tetrazol-5-ylsulfanylmethyl)-8-oxo-7-phenylacetylamino-5-thia-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.

78998-01-3

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78998-01-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78998-01-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,9,9 and 8 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 78998-01:
(7*7)+(6*8)+(5*9)+(4*9)+(3*8)+(2*0)+(1*1)=203
203 % 10 = 3
So 78998-01-3 is a valid CAS Registry Number.

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