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WCl2(C4H8O)(OC6F5)2(NN(C6H5)2) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

249305-49-5

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249305-49-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 249305-49-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,4,9,3,0 and 5 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 249305-49:
(8*2)+(7*4)+(6*9)+(5*3)+(4*0)+(3*5)+(2*4)+(1*9)=145
145 % 10 = 5
So 249305-49-5 is a valid CAS Registry Number.

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