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2-[2-Phenyl-eth-(E)-ylidene]-tetrahydro-pyran is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

103561-35-9

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103561-35-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103561-35-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,5,6 and 1 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 103561-35:
(8*1)+(7*0)+(6*3)+(5*5)+(4*6)+(3*1)+(2*3)+(1*5)=89
89 % 10 = 9
So 103561-35-9 is a valid CAS Registry Number.

103561-35-9Downstream Products

103561-35-9Relevant academic research and scientific papers

WITTIG AND HORNER-WITTIG COUPLING REACTIONS OF 2-SUBSTITUTED CYCLIC ETHERS AND THEIR APPLICATION TO SPIROKETAL SYNTHESIS

Ley, Steven V.,Lygo, Barry,Organ, Helen M.,Wonnacott, Anne

, p. 3825 - 3836 (2007/10/02)

Wittig and Horner-Wittig coupling reactions of tetrahydropyran or tetrahydrofuran 2-triphenylphosphonium salts or 2-diphenylphosphine oxides with aldehydes and lactols affords good yields of the corresponding enol ethers.In selected examples these enol ether products may be further converted to spiroketals some of which are natural pheromones derived from Dacus oleae and Paravespula vulgaris.

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