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3-vinyl-2(5H)-furanone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

238433-82-4

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238433-82-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 238433-82-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,8,4,3 and 3 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 238433-82:
(8*2)+(7*3)+(6*8)+(5*4)+(4*3)+(3*3)+(2*8)+(1*2)=144
144 % 10 = 4
So 238433-82-4 is a valid CAS Registry Number.

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