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1R-<1α(αS*,βS*),2β,5α>-(+/-)-tert-butyl 5-bromo-α-ethenyl-2-hydroxy-2,6,6-trimethyl-β-(4-nitrobenzoyloxy)cyclohexanebutanoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

83220-44-4

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83220-44-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 83220-44-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,2,2 and 0 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 83220-44:
(7*8)+(6*3)+(5*2)+(4*2)+(3*0)+(2*4)+(1*4)=104
104 % 10 = 4
So 83220-44-4 is a valid CAS Registry Number.

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