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(4S,5R)-5-(hydroxymethyl)-4-(4-methoxyphenyl)dihydro-furan-2(3H)-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

950838-20-7

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950838-20-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 950838-20-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,5,0,8,3 and 8 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 950838-20:
(8*9)+(7*5)+(6*0)+(5*8)+(4*3)+(3*8)+(2*2)+(1*0)=187
187 % 10 = 7
So 950838-20-7 is a valid CAS Registry Number.

950838-20-7Downstream Products

950838-20-7Relevant academic research and scientific papers

Optically pure γ-butyrolactones and epoxy esters via two stereocentered HKR of 3-substituted epoxy esters: A formal synthesis of (-)-paroxetine, Ro 67-8867 and (+)-eldanolide

Devalankar, Dattatray A.,Karabal, Pratibha U.,Sudalai, Arumugam

supporting information, p. 1280 - 1285 (2013/05/08)

The HKR of racemic anti- or syn-3-substituted epoxy esters catalyzed by a Co(iii)salen complex provides ready access to the corresponding enantioenriched 3,4-disubstituted γ-butyrolactones and 3-substituted epoxy esters. This strategy has been successfully employed in the formal synthesis of biologically active 3,4-disubstituted piperidine derivatives, (-)-paroxetine and Ro 67-8867 and a natural product, (+)-eldanolide.

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