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(R)-2-((S)-1-(benzyloxy)propyl)oxirane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

99838-63-8

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99838-63-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99838-63-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,8,3 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 99838-63:
(7*9)+(6*9)+(5*8)+(4*3)+(3*8)+(2*6)+(1*3)=208
208 % 10 = 8
So 99838-63-8 is a valid CAS Registry Number.

99838-63-8Relevant academic research and scientific papers

An expedient total synthesis of optically active piperidine and indolizidine alkaloids (-)-β-conhydrine and (-)-lentiginosine

Kamal, Ahmed,Vangala, Saidi Reddy

experimental part, p. 1341 - 1347 (2011/04/12)

Attempts directed toward the stereocontroled total synthesis of piperidine and indolizidine alkaloids resulted in the synthesis of (-)-β-conhydrine 1 and (-)-lentiginosine 3. The synthesis of 1 and 3 were developed from protected d-mannitol as the chiral

The first total synthesis of (+)-rogioloxepane A

Matsumura, Ryuji,Suzuki, Toshio,Hagiwara, Hisahiro,Hoshi, Takashi,Ando, Masayoshi

, p. 1543 - 1546 (2007/10/03)

The first total synthesis of (+)-rogioloxepane A is described. The α,ω-trans-disubstituted oxepene skeleton was stereoselectively constructed via cyclization of the hydroxy epoxide promoted by the (Bu3Sn)2O/Zn(OTf)2 system. The proposed configurations of 6R and 13R were confirmed through this synthetic study.

Enantio- and Diastereocontrolled Synthesis of Chiral 1,2-Diol Derivatives from (R)-2,3-Di-O-isopropylideneglyceraldehyde: endo- and exo-Brevicomin

Mulzer, Johann,Angermann, Alfred,Muench, Winfried

, p. 825 - 838 (2007/10/02)

All four possible stereoisomers of the insect pheromone brevicomin have been prepared from (R)-2,3-di-O-isopropylideneglyceraldehyde (1) on stereocontrolled routes with ee more than 98-99percent.

Preparation of (2R,3S)-1,2-Epoxypent-4-en-3-ol, a New Chiral Building Block for the Synthesis of (+)-endo- and (-)-exo-Brevicomin

Hatakeyama, Susumi,Sakurai, Kuniya,Takano, Seiichi

, p. 1759 - 1761 (2007/10/02)

Asymmetric epoxidation of the divinylcarbinol (7) using L-(+)-diethyl tartrate gave (2r,3S)-1,2-epoxypent-4-en-3-ol (8), which was utilized as a chiral building block in the synthesis of (+)-endo- and (-)-exo-brevicomin.

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