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4-(2-Ethynylphenyl)-3-butynyl 4-methylbenzenesulfonate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

159305-99-4

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159305-99-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 159305-99-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,3,0 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 159305-99:
(8*1)+(7*5)+(6*9)+(5*3)+(4*0)+(3*5)+(2*9)+(1*9)=154
154 % 10 = 4
So 159305-99-4 is a valid CAS Registry Number.

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159305-99-4Relevant academic research and scientific papers

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