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anti-8-formoxy-1,5-dimethylbicyclo<3.2.1>octane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74457-05-9

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74457-05-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74457-05-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,4,5 and 7 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74457-05:
(7*7)+(6*4)+(5*4)+(4*5)+(3*7)+(2*0)+(1*5)=139
139 % 10 = 9
So 74457-05-9 is a valid CAS Registry Number.

74457-05-9Relevant academic research and scientific papers

TRANSANNULAR ?-CYCLIZATION IN ELECTROPHILIC ADDITIONS TO 1,5-DIMETHYLCYCLOOCTA-1,5-DIENE

Haufe, G.,Wolf, A.,Schulze, K.

, p. 4719 - 4728 (2007/10/02)

Electrophilic additions of Broensted acids to 1,5-dimethylcycloocta-1,5-diene yield syn-8-substituted 1,5-dimethylbicyclooctanes via parallel ?-cyclization and subsequent Wagner-Meerwein type rearrangements.The corresponding anti-isomers are synthesized by nucleophilic substitution in the 8-position.The classical or nonclassical structure of the cationic intermediates is discussed.

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