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(4aR,8aR)-2-benzenesulfonyl-8a-[(4R)-3-benzenesulfonyl-2,2-dimethyloxazolidin-4-yl]methyl-1,2,3,4,4a,5,6,8a-octahydroisoquinoline-1,6-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

221526-52-9

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221526-52-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 221526-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,1,5,2 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 221526-52:
(8*2)+(7*2)+(6*1)+(5*5)+(4*2)+(3*6)+(2*5)+(1*2)=99
99 % 10 = 9
So 221526-52-9 is a valid CAS Registry Number.

221526-52-9Relevant academic research and scientific papers

Asymmetric synthesis of hydroisoquinoline derivatives, a key intermediate for manzamine synthesis, by diels-alder reaction using 4-amino-2-siloxybutadiene

Mihara, Yasuhiro,Matsumura, Tomoaki,Terauchi, Yuki,Akiba, Masakatsu,Arai, Shigeru,Nishida, Atsushi

scheme or table, p. 1520 - 1527 (2010/04/01)

A novel method for the synthesisof chiral hydroisoquinolines by asymmetricDiels-Alder reaction of nitrogen-containing dienophiles and suitably protected aminosiloxybutadienes has been developed.

Practical synthesis of a 3, 4, 4a, 5, 8, 8a-hexahydro-2H-isoquinoline-1, 6-dione ring system by the Diels-Alder reaction of an optically active dienophile, a 5, 6-dihydro-1H-pyridin-2-one derivative, with siloxydiene

Nakagawa, Masako,Uchida, Hideharu,Ono, Koji,Kimura, Yoshiyuki,Yamabe, Mariko,Watanabe, Takeshi,Tsuji, Riichiro,Akiba, Masakatsu,Terada, Yukiyoshi,Nagaki, Dai,Ban, Sachiko,Miyashita, Naoki,Kano, Takuya,Theeraladanon, Chumpol,Hatakeyama, Keisuke,Arisawa, Mitsuhiro,Nishida, Atsushi

, p. 721 - 733 (2007/10/03)

An efficient method for preparing chiral 3-substituted-5, 6-dihydro-1H-pyridin-2-one (1) in large scale, based on a modification of our previous method, is described. The large scale Diels-Alder reaction of 1 with siloxydiene (2) to synthesize hexahydrois

An efficient access to the optically active manzamine tetracyclic ring system

Uchida, Hideharu,Nishida, Atsushi,Nakagawa, Masako

, p. 113 - 116 (2007/10/03)

The highly stereoselective synthesis of the optically active tetracyclic core 2 of Manzamine A 1 was achieved via the Diels-Alder reaction of dihydropyridinone 12b, derived from L-serine, with siloxydienes, followed by sequential new and conventional pathways.

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