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86626-55-3

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86626-55-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 86626-55-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,6,2 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 86626-55:
(7*8)+(6*6)+(5*6)+(4*2)+(3*6)+(2*5)+(1*5)=163
163 % 10 = 3
So 86626-55-3 is a valid CAS Registry Number.

86626-55-3Relevant articles and documents

Benzoxazol-2(3H)-one and 1,3,4-Oxadiazol-2(3H)-one Derivatives from Substituted Enaminones and Ketoenamines (1)

Forchiassin, M.,Pitacco, G.,Risaliti, A.,Russo, C.,Valentin, E.

, p. 305 - 309 (2007/10/02)

Enaminones and ketonamines bearing a hydrazine type substituent undergo side chain thermal cyclization, the former into benzoxazol-2(3H)-one derivatives and the latter into 1,3,4-oxadiazol-2(3H)-one derivatives.Factors affecting such reactions are discussed.

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