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5,5,9,9-Tetramethyl-2-(methylsulfonyl)-3-thioxo-2-azaspiro<3.5>nonan-1-on is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77298-01-2

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77298-01-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77298-01-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,9 and 8 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77298-01:
(7*7)+(6*7)+(5*2)+(4*9)+(3*8)+(2*0)+(1*1)=162
162 % 10 = 2
So 77298-01-2 is a valid CAS Registry Number.

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