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3,4-Hexanedione, 2,5-dibromo-2,5-dimethyl- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74966-57-7

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74966-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74966-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,9,6 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74966-57:
(7*7)+(6*4)+(5*9)+(4*6)+(3*6)+(2*5)+(1*7)=177
177 % 10 = 7
So 74966-57-7 is a valid CAS Registry Number.

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