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7,7-dimethyl-1-(1-methyl-3-tosyloxypropyl)bicyclo<3.3.0>octan-3-one ethylene acetal is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

108886-75-5

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108886-75-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 108886-75-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,8,8,8 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 108886-75:
(8*1)+(7*0)+(6*8)+(5*8)+(4*8)+(3*6)+(2*7)+(1*5)=165
165 % 10 = 5
So 108886-75-5 is a valid CAS Registry Number.

108886-75-5Relevant academic research and scientific papers

7,7-Dimethyltricyclo2,8>octan-3-ones as Synthetic Intermediates. II. A Total Synthesis of (+-)-Pentalene, an Angular Triquinane Sesquiterpene

Imanishi, Takeshi,Yamashita, Masayuki,Ninbari, Fusako,Tanaka, Tetsuaki,Iwata, Chuzo

, p. 1371 - 1378 (2007/10/02)

A total synthesis of (+-)-pentalenene (3), one of the least-oxidized triquinane sesquiterpenes, is described.By a several-step sequence, 4,4-dimethyl-2-cyclopentenone (5) was derived to a tricyclooctanone (4), which was subjected to a reductive C2-C8 bond

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