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3,4-dimethyl-cyclobutane-1,2-dicarboxylic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90243-86-0

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90243-86-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90243-86-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,2,4 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 90243-86:
(7*9)+(6*0)+(5*2)+(4*4)+(3*3)+(2*8)+(1*6)=120
120 % 10 = 0
So 90243-86-0 is a valid CAS Registry Number.

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