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3,3'-m-phenylene-bis-isoxazole-5-carboxylic acid dimethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21154-75-6

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21154-75-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21154-75-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,1,5 and 4 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 21154-75:
(7*2)+(6*1)+(5*1)+(4*5)+(3*4)+(2*7)+(1*5)=76
76 % 10 = 6
So 21154-75-6 is a valid CAS Registry Number.

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