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3-ethyl-5-[2-(1-ethyl-3-phenyl-1,3-dihydro-naphtho[1,2-d]imidazol-2-ylidene)-ethylidene]-2-thioxo-thiazolidin-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

17870-49-4

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17870-49-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17870-49-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,8,7 and 0 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 17870-49:
(7*1)+(6*7)+(5*8)+(4*7)+(3*0)+(2*4)+(1*9)=134
134 % 10 = 4
So 17870-49-4 is a valid CAS Registry Number.

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