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4-p-Toluolsulfonylamino-2-p-toluolsulfonyloxy-tropon is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

102479-40-3

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102479-40-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 102479-40-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,4,7 and 9 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 102479-40:
(8*1)+(7*0)+(6*2)+(5*4)+(4*7)+(3*9)+(2*4)+(1*0)=103
103 % 10 = 3
So 102479-40-3 is a valid CAS Registry Number.

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