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1-(5-trimethylsilanyl-[2]furyl)-ethanone semicarbazone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

17890-26-5

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17890-26-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 17890-26-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,8,9 and 0 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 17890-26:
(7*1)+(6*7)+(5*8)+(4*9)+(3*0)+(2*2)+(1*6)=135
135 % 10 = 5
So 17890-26-5 is a valid CAS Registry Number.

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