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9-Phenyl-9H-4-thia-1,3a,9-triaza-cyclopenta[b]naphthalene 4,4-dioxide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109902-18-3

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109902-18-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109902-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,9,0 and 2 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 109902-18:
(8*1)+(7*0)+(6*9)+(5*9)+(4*0)+(3*2)+(2*1)+(1*8)=123
123 % 10 = 3
So 109902-18-3 is a valid CAS Registry Number.

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109902-18-3Relevant academic research and scientific papers

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