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89936-35-6

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89936-35-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 89936-35-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,9,3 and 6 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 89936-35:
(7*8)+(6*9)+(5*9)+(4*3)+(3*6)+(2*3)+(1*5)=196
196 % 10 = 6
So 89936-35-6 is a valid CAS Registry Number.

89936-35-6Downstream Products

89936-35-6Relevant articles and documents

Behavior of 4,5-Dihydropyridazinone Derivatives and 3-Chloropyridazine toward Alkylating Agents, Acylhydrazines, and Azides

El-Hashash, Maher A.,El-Nagdy, Sayed I.,Saleh, Refalt M.

, p. 361 - 363 (1984)

The pyridazinones 2 have been synthesized from the interaction of acid 1 with hydrazines.Reactions of 2 with electrophilic reagents gave O-alkylated derivatives, with POCl3/PCl5 gave chloro derivatives, and with bromine gave the oxidation product.Reaction

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