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1-ethyl-2-methyl-4,9-dioxo-3-phenyl-4,9-dihydro-3H-naphtho[2,3-d]imidazolium; toluene-4-sulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

23472-74-4

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23472-74-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23472-74-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,4,7 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 23472-74:
(7*2)+(6*3)+(5*4)+(4*7)+(3*2)+(2*7)+(1*4)=104
104 % 10 = 4
So 23472-74-4 is a valid CAS Registry Number.

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