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DL-β-<3-Brom-4-hydroxy-5-methoxy-phenyl>-alanin is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21752-17-0

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21752-17-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21752-17-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,5 and 2 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 21752-17:
(7*2)+(6*1)+(5*7)+(4*5)+(3*2)+(2*1)+(1*7)=90
90 % 10 = 0
So 21752-17-0 is a valid CAS Registry Number.

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