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rac-(1R,4S,4aR,9aS)-6-methoxy-1,2,3,4,4a,9a-hexahydro-9H-1,4-methanofluoren-9-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

490039-92-4

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490039-92-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 490039-92-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,0,0,3 and 9 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 490039-92:
(8*4)+(7*9)+(6*0)+(5*0)+(4*3)+(3*9)+(2*9)+(1*2)=154
154 % 10 = 4
So 490039-92-4 is a valid CAS Registry Number.

490039-92-4Upstream product

490039-92-4Downstream Products

490039-92-4Relevant academic research and scientific papers

Facile β-alkyl and β-hydride elimination in the nickel-catalyzed annulation of o-iodophenyl ketones and aldehydes with bicyclic alkenes

Shukla, Paritosh,Cheng, Chien Hong

, p. 2867 - 2869 (2006)

o-Iodoaryl aldehydes react with bicyclic alkenes in the presence of NiBr2(dppe) and Zn powder in acetonitrile at 80 °C undergoing annulation to give polycyclic ketone derivatives. Surprisingly, o-iodoaryl alkyl ketones also react with bicyclic

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