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1190204-68-2

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1190204-68-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1190204-68-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,0,2,0 and 4 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1190204-68:
(9*1)+(8*1)+(7*9)+(6*0)+(5*2)+(4*0)+(3*4)+(2*6)+(1*8)=122
122 % 10 = 2
So 1190204-68-2 is a valid CAS Registry Number.

1190204-68-2Relevant articles and documents

Synthesis of some pyridothienopyrazolopyrimidopyrimidine and mercaptomethylpyrazolopyrimidine derivatives

Kamal El-Dean,Elkhawaga,Radwan, Sh. M.,Ahmed

experimental part, p. 2034 - 2048 (2010/02/28)

Mercaptomethylpyrazolopyrimidine (2) was synthesized and reacted with ethyl chloroacetate to afford ethyl pyrazolpyrimidinylmethylmercapto acetate (3), which in turn was converted into the corresponding carbohydrazide 4. Carbohydrazide 4 reacts with a var

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