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Bis-(4-hydroxy-2,5-dimethyl-phenyl)-acetic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

73499-75-9

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73499-75-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73499-75-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,4,9 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 73499-75:
(7*7)+(6*3)+(5*4)+(4*9)+(3*9)+(2*7)+(1*5)=169
169 % 10 = 9
So 73499-75-9 is a valid CAS Registry Number.
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