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4-(2,5-diphenyl-1(3)H-imidazol-4-yl)-N,N-dimethyl-aniline is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21748-38-9

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21748-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21748-38-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,4 and 8 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 21748-38:
(7*2)+(6*1)+(5*7)+(4*4)+(3*8)+(2*3)+(1*8)=109
109 % 10 = 9
So 21748-38-9 is a valid CAS Registry Number.

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