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75722-58-6

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75722-58-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75722-58-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,7,2 and 2 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 75722-58:
(7*7)+(6*5)+(5*7)+(4*2)+(3*2)+(2*5)+(1*8)=146
146 % 10 = 6
So 75722-58-6 is a valid CAS Registry Number.

75722-58-6Relevant articles and documents

Carbon-13 Nuclear Magnetic Resonance Study of a New Ring-Chain Tautomerism of Some Pyridazine Derivatives

Nesi, Rodolfo,Chimichi, Stefano,Sio, Francesco De,Scotton, Mirella

, p. 42 - 45 (1983)

The 13C NMR spectra of a number of pyridazine derivatives have been recorded in DMSO-d6 solution and analysed.Examination of the most diagnostic resonances, with particular emphasis on those arising form the pyridazine ring system, anabled the ready estab

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