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2a-methoxy-7b-methyl-1,2a,7a,7b-tetrahydro-2H-cyclopentinden-2-one 2,4,6-tri-isopropylphenylsulphonylhydrazone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

82939-42-2

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82939-42-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82939-42-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,9,3 and 9 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 82939-42:
(7*8)+(6*2)+(5*9)+(4*3)+(3*9)+(2*4)+(1*2)=162
162 % 10 = 2
So 82939-42-2 is a valid CAS Registry Number.

82939-42-2Downstream Products

82939-42-2Relevant academic research and scientific papers

Tricyclic Annulenes. Part 2. Synthesis of 7b-Methyl-7bH-cyclopentindene

McCague, Raymond,Moody, Christopher J.,Rees, Charles W.

, p. 165 - 174 (2007/10/02)

Four routes have been developed to the tricyclic annulene, 7b-methyl-7bH-cyclopentindene (1), starting from the diester (2a), the tricyclic nitrile (6), or the tricyclic ketone (9).The best overall procedure involves the ketones (9a) and (15).The

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