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1359663-59-4

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1359663-59-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1359663-59-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,9,6,6 and 3 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1359663-59:
(9*1)+(8*3)+(7*5)+(6*9)+(5*6)+(4*6)+(3*3)+(2*5)+(1*9)=204
204 % 10 = 4
So 1359663-59-4 is a valid CAS Registry Number.

1359663-59-4Downstream Products

1359663-59-4Relevant articles and documents

Phenolic Oxidation Using H2O2 via in Situ Generated para-Quinone Methides for the Preparation of para-Spiroepoxydienones

McLaughlin, Michael F.,Massolo, Elisabetta,Cope, Thomas A.,Johnson, Jeffrey S.

, p. 6504 - 6507 (2019/09/04)

Phenols are attractive starting materials for the preparation of highly substituted cyclohexane rings via dearomative processes. Herein we report an efficient preparation of dearomatized 1-oxaspiro[2.5]octa-4,7-dien-6-ones (para-spiroepoxydienones) via the nucleophilic epoxidation of in situ generated para-quinone methides from 4-(hydroxymethyl)phenols using aqueous H2O2. The developed protocol bypasses the need for stoichiometric bismuth reagents or diazomethane, which are frequently deployed for p-spiroepoxydienone preparation. The p-spiroepoxydienones are further elaborated in numerous downstream complexity-building transformations.

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