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(2R,3S)-1-O-benzoyl-2-ethyl-3,4-O-isopropylidene-1,2,3,4-butanetetrol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

129141-44-2

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129141-44-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 129141-44-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,1,4 and 1 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 129141-44:
(8*1)+(7*2)+(6*9)+(5*1)+(4*4)+(3*1)+(2*4)+(1*4)=112
112 % 10 = 2
So 129141-44-2 is a valid CAS Registry Number.

129141-44-2Downstream Products

129141-44-2Relevant academic research and scientific papers

Diastereoselective Addition of Grignard Reagents to 3,4-O-Isopropylidene-1-O-triphenylmethyl-L-glycero-2-tetrulose and 1-O-Benzoyl-3,4-O-isopropylidene-L-glycero-2-tetrulose

Nagano, Hajime,Ohno, Mina,Miyamae, Yoko,Kuno, Yukie

, p. 2814 - 2820 (2007/10/02)

Diastereoselectivity in the addition of Grignard reagents (RMgX) to 3,4-O-isopropylidene-1-O-triphenylmethyl-L-glycero-2-tetrulose (1) and 1-O-benzoyl-3,4-O-isopropylidene-L-glycero-2-tetrulose (2) depended remarkably on R, X, the solvent, and the reactio

Diastereoselective Addition of Organometallics to 3,4-O-Isopropylidene-l-glycero-2-tetrulose Derivatives

Nagano, Hajime,Ohno, Mina,Miyame, Yoko

, p. 463 - 466 (2007/10/02)

Diastereoselectivity in the addition of Grignard reagents (RMgX) to 1-O-benzoyl-3,4-O-isopropylidene-L-glycero-2-tetrulose and 3,4-isopropylidene-1-O-triphenylmethyl-L-glycero-2-tetrulose (2) depended remarkably on X, R, and the reaction temperature.The addition of EtMgBr, i-PrMgBr, and BuMgCl to 2 at 0 deg C gave (2R,3S)-adducts with high diastereoselectivity ( 94percent de).

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