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2-benzyl-8-trifluoromethanesulfonyl-2,8-aza-13-methoxybenzo[c]spiro[4.5]deca-6,9-dien-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1040284-40-9

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1040284-40-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1040284-40-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,0,2,8 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1040284-40:
(9*1)+(8*0)+(7*4)+(6*0)+(5*2)+(4*8)+(3*4)+(2*4)+(1*0)=99
99 % 10 = 9
So 1040284-40-9 is a valid CAS Registry Number.

1040284-40-9Downstream Products

1040284-40-9Relevant academic research and scientific papers

Electrophile-induced dearomatizing spirocyclization of N- arylisonicotinamides: A route to spirocyclic piperidines

Arnott, Gareth,Brice, Heloise,Clayden, Jonathan,Blaney, Emma

supporting information; experimental part, p. 3089 - 3092 (2009/05/27)

(Chemical Equation Presented) Treatment of N-arylisonicotinamides with trifluoromethanesulfonic anhydride triggers intramolecular nucleophilic attack of the aryl ring on the 4-position of the pyridinium intermediate. The products are spirocyclic dihydropy

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