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Carbonic acid 2-((2R,3R)-4-oxo-3-phenylacetylamino-azetidin-2-ylsulfanyl)-ethyl ester 2,2,2-trichloro-ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

33140-57-7

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  • Carbonic acid 2-((2R,3R)-4-oxo-3-phenylacetylamino-azetidin-2-ylsulfanyl)-ethyl ester 2,2,2-trichloro-ethyl ester

    Cas No: 33140-57-7

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33140-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33140-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,1,4 and 0 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 33140-57:
(7*3)+(6*3)+(5*1)+(4*4)+(3*0)+(2*5)+(1*7)=77
77 % 10 = 7
So 33140-57-7 is a valid CAS Registry Number.

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