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1191954-40-1

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1191954-40-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1191954-40-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,1,9,5 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1191954-40:
(9*1)+(8*1)+(7*9)+(6*1)+(5*9)+(4*5)+(3*4)+(2*4)+(1*0)=171
171 % 10 = 1
So 1191954-40-1 is a valid CAS Registry Number.

1191954-40-1Downstream Products

1191954-40-1Relevant articles and documents

A practical two-step procedure for the preparation of enantiopure pyridines: Multicomponent reactions of alkoxyallenes, nitriles and carboxylic acids followed by a cyclocondensation reaction

Eidamshaus, Christian,Kumar, Roopender,Bera, Mrinal K.,Reissig, Hans-Ulrich

, p. 962 - 975 (2011/09/21)

A practical approach to highly functionalized 4-hydroxypyridine derivatives with stereogenic side chains in the 2- and 6-positions is described. The presented two-step process utilizes a multicomponent reaction of alkoxyallenes, nitriles and carboxylic ac

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