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170959-12-3

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170959-12-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 170959-12-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,0,9,5 and 9 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 170959-12:
(8*1)+(7*7)+(6*0)+(5*9)+(4*5)+(3*9)+(2*1)+(1*2)=153
153 % 10 = 3
So 170959-12-3 is a valid CAS Registry Number.

170959-12-3Relevant articles and documents

Regioselectivity of the metalation of polymethoxylated pivaloyl-aminobenzenes. Synthesis of methoxy-2(1H)-quinolones. Precursors of 2-substituted-5,8-quinolinediones

Fourquez,Godard,Marsais,Queguiner

, p. 1165 - 1170 (2007/10/02)

Synthesis of methoxy-2(1H)-quinolones precursors of 2-substituted-5,8-quinolinediones is described. A metalation, Heck coupling reaction and cyclisation sequence is used. Regioselectivity of the metalation of methoxypivaloylaminobenzenes is studied.

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