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5-(1-Hydroxy-2,6,6-trimethylcyclohexa-2,4-dienyl)-1-penten-3-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

75253-61-1

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75253-61-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 75253-61-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,2,5 and 3 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 75253-61:
(7*7)+(6*5)+(5*2)+(4*5)+(3*3)+(2*6)+(1*1)=131
131 % 10 = 1
So 75253-61-1 is a valid CAS Registry Number.

75253-61-1Relevant academic research and scientific papers

A Short Synthesis of 3-Methyl-5-(2,3,6-trimethylphenyl)-1-penten-2-ol, a Sesquiterpene Isolated from Laurencia Nidifaca

Oppolzer, Wolfgang,Briner, Paul H.,Snowden, Roger L.

, p. 967 - 969 (1980)

The racemic sesquiterpenoid alcohol 7 was synthesized in four steps (27percent overall yield) from the cyclohexadienone 1.The key steps are the regioselective addition of the pentadienyllithium 2 to 1 and Lewis-acid induced aromatization 4 -> 6.

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