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1,3-dimethyl-5,7-diphenyl-1,5-dihydro-pyrano[2,3-d]pyrimidine-2,4-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54890-68-5

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54890-68-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54890-68-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,8,9 and 0 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 54890-68:
(7*5)+(6*4)+(5*8)+(4*9)+(3*0)+(2*6)+(1*8)=155
155 % 10 = 5
So 54890-68-5 is a valid CAS Registry Number.

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