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(6R,7S)-3-Acetoxymethyl-7-((R)-5-benzhydryloxycarbonyl-5-tert-butoxycarbonylamino-pentanoylamino)-7-methylsulfanyl-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid tert-butyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

88640-62-4

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88640-62-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 88640-62-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,8,6,4 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 88640-62:
(7*8)+(6*8)+(5*6)+(4*4)+(3*0)+(2*6)+(1*2)=164
164 % 10 = 4
So 88640-62-4 is a valid CAS Registry Number.

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