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283588-91-0

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283588-91-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 283588-91-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,3,5,8 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 283588-91:
(8*2)+(7*8)+(6*3)+(5*5)+(4*8)+(3*8)+(2*9)+(1*1)=190
190 % 10 = 0
So 283588-91-0 is a valid CAS Registry Number.

283588-91-0Relevant articles and documents

Synthetic and theoretical investigation on the one-pot halogenation of β-amino alcohols and nucleophilic ring opening of aziridinium ions

Chen, Yunwei,Sun, Xiang,Wu, Ningjie,Li, Jingbai,Jin, Shengnan,Zhong, Yongliang,Liu, Zirui,Rogachev, Andrey,Chong, Hyun-Soon

, p. 920 - 939 (2016/01/15)

Aziridinium ions are useful reactive intermediates for the synthesis of enantiomerically enriched building blocks. However, N,N-dialkyl aziridinium ions are relatively underutilized in the synthesis of optically active molecules as compared to other three

Rearrangement of N-alkyl 1,2-amino alcohols. Synthesis of (S)-toliprolol and (S)-propanolol

Duthion, Béranger,Métro, Thomas-Xavier,Gomez Pardo, Domingo,Cossy, Janine

experimental part, p. 6696 - 6706 (2011/02/26)

N-alkyl 1,2-amino alcohols were rearranged stereospecifically by using TFAA/Et3N. This rearrangement has been used to synthesize N-isopropyl-3-(aryloxy)-2-hydroxypropylamines, β-adrenergic blocking agents such as (S)-toliprolol and (S)-propanolol.

Stereospecific rearrangement of β-amino alcohols catalyzed by H 2SO4

Métro, Thomas-Xavier,Pardo, Domingo Gomez,Cossy, Janine

, p. 2888 - 2890 (2008/02/12)

Highly enantioselective rearrangement of β-amino alcohols was realized by using a catalytic amount of H2SO4. Georg Thieme Verlag Stuttgart.

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