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549503-03-9

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549503-03-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 549503-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,9,5,0 and 3 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 549503-03:
(8*5)+(7*4)+(6*9)+(5*5)+(4*0)+(3*3)+(2*0)+(1*3)=159
159 % 10 = 9
So 549503-03-9 is a valid CAS Registry Number.

549503-03-9Downstream Products

549503-03-9Relevant academic research and scientific papers

Cruciform π-systems for molecular electronics applications

Klare, Jennifer E.,Tulevski, George S.,Sugo, Kenji,De Picciotto, Anat,White, Kiley A.,Nuckolls, Colin

, p. 6030 - 6031 (2007/10/03)

This study details a modular and general synthesis of a new class of molecules consisting of cruciform π-systems. The key to synthesizing these molecules was an unprecedented double Staudinger cyclization. Once formed, these rigid compounds assemble into

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