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9-phenyl-imidazo[2,1-b]naphtho[2,1-d]thiazole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54223-11-9

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54223-11-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54223-11-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,2,2 and 3 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 54223-11:
(7*5)+(6*4)+(5*2)+(4*2)+(3*3)+(2*1)+(1*1)=89
89 % 10 = 9
So 54223-11-9 is a valid CAS Registry Number.

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