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3'-Thymidylic acid, mono[4-[(bromoacetyl)amino]phenyl] ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

22173-89-3

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22173-89-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22173-89-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,1,7 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 22173-89:
(7*2)+(6*2)+(5*1)+(4*7)+(3*3)+(2*8)+(1*9)=93
93 % 10 = 3
So 22173-89-3 is a valid CAS Registry Number.

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