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5-(p-Tolyl)-2,2,2-trimethoxy-3,3-bis(trifluormethyl)-2,2-dihydro-1,4,2-oxazaphosphol-4-en is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40023-97-0

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40023-97-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40023-97-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,0,2 and 3 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 40023-97:
(7*4)+(6*0)+(5*0)+(4*2)+(3*3)+(2*9)+(1*7)=70
70 % 10 = 0
So 40023-97-0 is a valid CAS Registry Number.

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