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189089-86-9

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189089-86-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189089-86-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,0,8 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 189089-86:
(8*1)+(7*8)+(6*9)+(5*0)+(4*8)+(3*9)+(2*8)+(1*6)=199
199 % 10 = 9
So 189089-86-9 is a valid CAS Registry Number.

189089-86-9Downstream Products

189089-86-9Relevant articles and documents

Synthesis of 2-substituted-1H-pyrrolo[2,3-b]pyridines: Preparation of 7-azaolivacine analogue and 7-azaindolopyridopyrimidine derivatives

Desarbre, Eric,Coudret, Sandrine,Meheust, Cecile,Merour, Jean-Yves

, p. 3637 - 3648 (2007/10/03)

2-Substituted-1H-pyrrolo(2,3-b]pyridines have been prepared from 7-azaindole by lithiation followed by addition of various electrophiles. A 7-azaolivacine analogue and pyrido[3'2':4,5]pyrrolo[1,2-c]pyrido[3,2-d]pyrimidine have also been prepared.

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