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4-exo-hydroxy-3,3,6,6-tetramethylbicyclo[3.1.0]hexan-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

42050-54-4

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42050-54-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42050-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,0,5 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 42050-54:
(7*4)+(6*2)+(5*0)+(4*5)+(3*0)+(2*5)+(1*4)=74
74 % 10 = 4
So 42050-54-4 is a valid CAS Registry Number.

42050-54-4Relevant academic research and scientific papers

Syntheses of racemic and scalemic cis-chrysanthemic acid from β,γ-unsaturated cyclohexanol

Krief, Alain,Jeanmart, Stéphane,Gondal, Humaira Y.,Kremer, Adrian

, p. 2123 - 2167 (2013/02/23)

2,2,5,5-Tetramethylcyclohexane-1,3-dione is a valuable starting-material precursor of cis-chrysanthemic acid. The (1S)-stereoisomer is a precursor of pyrethrin I, the most active natural insecticide from Chrysanthemum cinerariifolium, whereas the (1R)-stereoisomer is efficiently transformed to deltamethrin, the most active commercially available pyrethroid insecticide. Several intermediates have been identified and used with variable success for that purpose.

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