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2-Pyrrolidinone, 5-[(1R,2S)-1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2,3-dihydroxypropyl]- 5-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-1-(phenylmethyl)-, (5S)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

682811-91-2

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  • 2-Pyrrolidinone, 5-[(1R,2S)-1-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2,3-dihydroxypropyl]- 5-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-1-(phenylmethyl)-, (5S)-

    Cas No: 682811-91-2

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682811-91-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 682811-91-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,2,8,1 and 1 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 682811-91:
(8*6)+(7*8)+(6*2)+(5*8)+(4*1)+(3*1)+(2*9)+(1*1)=182
182 % 10 = 2
So 682811-91-2 is a valid CAS Registry Number.

682811-91-2Relevant articles and documents

Enantioselective Total Synthesis of (1R,3S,4R,5R)-1-Amino-4,5-dihydroxycyclopentane-1,3-dicarboxylic Acid. A Full-Aldol Access to Carbaketose Derivatives

Battistini, Lucia,Curti, Claudio,Zanardi, Franca,Rassu, Gloria,Auzzas, Luciana,Casiraghi, Giovanni

, p. 2611 - 2613 (2007/10/03)

The enantioselective synthesis of cyclopentanedicarboxylic amino acid 1, a novel rigid and functionalized L-glutamic acid analogue, has been achieved in 15 linear steps from silyloxypyrrole 3, utilizing L-glyceraldehyde 4 as the source of chirality. The key steps in the synthesis are three sequential aldol-based carbon-carbon bond-forming reactions: two crossed vinylogous aldol additions (2 + 3 → 8 and 4 + 5 → 10 + 11) and one intramolecular silylative aldolization (6 → 7). En passant, the short syntheses of (2S)-2-hydroxymethylglutamic acid (16) and its (2R)-enantiomer ent-16, a potent metabotropic glutamate receptor agonist, have been achieved.

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