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1,8-bis(1,3,3-trimethyl-1,3-dihydro-2H-indol-2-ylidene)-2,7-octanedione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

343350-81-2

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343350-81-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 343350-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,3,5 and 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 343350-81:
(8*3)+(7*4)+(6*3)+(5*3)+(4*5)+(3*0)+(2*8)+(1*1)=122
122 % 10 = 2
So 343350-81-2 is a valid CAS Registry Number.

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