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109831-82-5

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109831-82-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109831-82-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,8,3 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 109831-82:
(8*1)+(7*0)+(6*9)+(5*8)+(4*3)+(3*1)+(2*8)+(1*2)=135
135 % 10 = 5
So 109831-82-5 is a valid CAS Registry Number.

109831-82-5Downstream Products

109831-82-5Relevant articles and documents

FUNCTIONALIZED ENAMINES IN THE SYNTHESIS OF SOME HETEROCYCLIC COMPOUNDS

Golic, Ljubo,Stropnik, Crtomir,Stanovnik, Branko,Tisler, Miha

, p. 347 - 358 (2007/10/02)

Esters of 3-amino-2-cyanoacrylate and analogous compounds were used as starting material for pyridines which were obtained via the corresponding amidines.On the other hand, from ethyl 5-aminoisoxazole-4-carboxylate or 5-amino-4-cyanoisoxazole in a similar reaction sequence a pyrimidine derivative could be prepared.

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