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(R)-(4-Benzyloxy-phenyl)-[(S)-2-oxo-3-(2,2,2-trichloro-ethoxycarbonylamino)-azetidin-1-yl]-acetic acid benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

82304-91-4

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82304-91-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82304-91-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,3,0 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 82304-91:
(7*8)+(6*2)+(5*3)+(4*0)+(3*4)+(2*9)+(1*1)=114
114 % 10 = 4
So 82304-91-4 is a valid CAS Registry Number.

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