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Benzene, 1-methyl-4-(1-methyl-3-methylenecyclobutyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

193003-77-9

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193003-77-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 193003-77-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,3,0,0 and 3 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 193003-77:
(8*1)+(7*9)+(6*3)+(5*0)+(4*0)+(3*3)+(2*7)+(1*7)=119
119 % 10 = 9
So 193003-77-9 is a valid CAS Registry Number.

193003-77-9Relevant academic research and scientific papers

A synthesis of α-cuparenone based on symmetry considerations

Ho, Tse-Lok,Chang, May-Hua

, p. 621 - 624 (1997)

A ring expansion approach to α-cuparenone was accomplished in 5 or 6 steps. The key intermediate is 3-methyl-3-(4-methylphenyl)cyclobutanone, which was derived from a [2-t-2]cycloaddition of dichloroketene on a styrene derivative, followed by dechlorinati

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