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4-[(6-amino-8-oxo-7,8-dihydro-pyrimido[5,4-d]pyrimidin-2-ylmethyl)-amino]-benzoic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

22433-07-4

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22433-07-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 22433-07-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,2,4,3 and 3 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 22433-07:
(7*2)+(6*2)+(5*4)+(4*3)+(3*3)+(2*0)+(1*7)=74
74 % 10 = 4
So 22433-07-4 is a valid CAS Registry Number.

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