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1092771-12-4

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1092771-12-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1092771-12-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,2,7,7 and 1 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1092771-12:
(9*1)+(8*0)+(7*9)+(6*2)+(5*7)+(4*7)+(3*1)+(2*1)+(1*2)=154
154 % 10 = 4
So 1092771-12-4 is a valid CAS Registry Number.

1092771-12-4Downstream Products

1092771-12-4Relevant articles and documents

Buchwald-Hartwig Mono-N-arylation with 2,6-dihaloisonicotinic acid derivatives: A convenient desymmetrization method

Lorimer, Anna V.,O'Connor, Patrick D.,Brimble, Margaret A.

experimental part, p. 2764 - 2770 (2009/04/07)

A method for the Buchwald-Hartwig mono-N-arylation of aniline with methyl 2,6-dichloroisonicotinate using Pd(OAc)2, XPhos, and t-BuONa is reported. Use of m-anisidine under the same conditions resulted in the amidation of the methyl ester. Mono-N-arylation of m-anisidine with 2,6-dichloro-N,N- diisopropylisonicotinamide and 2,6-dibromo-N,N-diisopropylisonicotinamide, however, was successfully achieved using Pd(OAc)2/XPhos/t-BuONa or Pd(OAc)2/(±)-BINAP/K2CO3, respectively. The present study demonstrates the sensitivity of this cross-coupling method to both the steric and electronic nature of the coupling partners. Georg Thieme Verlag Stuttgart.

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