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1-Formyl-cyclohexanon-(2)-bis-diaethylacetal is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109645-67-2

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109645-67-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109645-67-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,6,4 and 5 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 109645-67:
(8*1)+(7*0)+(6*9)+(5*6)+(4*4)+(3*5)+(2*6)+(1*7)=142
142 % 10 = 2
So 109645-67-2 is a valid CAS Registry Number.

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