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87259-80-1

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87259-80-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87259-80-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,2,5 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 87259-80:
(7*8)+(6*7)+(5*2)+(4*5)+(3*9)+(2*8)+(1*0)=171
171 % 10 = 1
So 87259-80-1 is a valid CAS Registry Number.

87259-80-1Relevant academic research and scientific papers

A NEW REDUCTIVE ACETYLATION OF SULPHINIC ACIDS AND ITS APPLICATION TO THE SYNTHESIS OF 2-ACETYLTHIO-4-OXOAZETIDINONES

Irving, James R.,Perrone, Ettore,Stoodley, Richard J.

, p. 1429 - 1432 (1983)

The sulphinic acid function of (4-oxoazetidin-2-yl)sulphinic acids is transformed into the acetylthio moiety by sequential reactions involving thionyl chloride, thioacetic acid and triphenylphosphine.

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