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91870-91-6

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91870-91-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91870-91-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,8,7 and 0 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 91870-91:
(7*9)+(6*1)+(5*8)+(4*7)+(3*0)+(2*9)+(1*1)=156
156 % 10 = 6
So 91870-91-6 is a valid CAS Registry Number.

91870-91-6Downstream Products

91870-91-6Relevant articles and documents

Synthesis of 1H-Imidazothienopyridines. A New Ring System

Guerrera, Francesco,Siracusa, Maria Angela,Tornetta, Benedetto,Agozzino, Pasquale,LaMartina, Liliana,Bousquet, Ennio

, p. 587 - 589 (2007/10/02)

A facile and convenient synthesis of the title compounds is described, using as starting materials the 2-nitro-3-aminothienopyridines.Mass spectral data of the above mentioned compounds are briefly discussed.

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