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Carbonic acid, 2-hexynyl methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128792-89-2

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128792-89-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128792-89-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,7,9 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 128792-89:
(8*1)+(7*2)+(6*8)+(5*7)+(4*9)+(3*2)+(2*8)+(1*9)=172
172 % 10 = 2
So 128792-89-2 is a valid CAS Registry Number.

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