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{(1R,4S)-3-Bromo-4-[tris-(4-methoxy-phenyl)-methoxy]-cyclopent-2-enyloxy}-tert-butyl-dimethyl-silane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

204640-25-5

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204640-25-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 204640-25-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,6,4 and 0 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 204640-25:
(8*2)+(7*0)+(6*4)+(5*6)+(4*4)+(3*0)+(2*2)+(1*5)=95
95 % 10 = 5
So 204640-25-5 is a valid CAS Registry Number.

204640-25-5Relevant academic research and scientific papers

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