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551000-83-0

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551000-83-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 551000-83-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,1,0,0 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 551000-83:
(8*5)+(7*5)+(6*1)+(5*0)+(4*0)+(3*0)+(2*8)+(1*3)=100
100 % 10 = 0
So 551000-83-0 is a valid CAS Registry Number.

551000-83-0Relevant articles and documents

Scalable Asymmetric Synthesis of the All Cis Triamino Cyclohexane Core of BMS-813160

Deerberg, Joerg,Eastgate, Martin D.,Fan, Yu,Galella, Michael A.,Galindo, Kay A.,González-Bobes, Francisco,Kopp, Nathaniel,La Cruz, Thomas E.,Pathirana, Charles,Sfouggatakis, Chris,Xiao, Yi,Zheng, Bin

, (2021/09/02)

BMS-813160 is a pharmaceutical entity currently in development at Bristol Myers Squibb. Its defining structural feature is a unique chiral all cis triamino cyclohexane core. Medicinal and process chemistry groups at BMS have previously published synthesis

α-Acyloxynitroso dienophiles in [4+2] hetero Diels-Alder cycloadditions: mechanistic insights

Calvet, Géraldine,Coote, Susannah C.,Blanchard, Nicolas,Kouklovsky, Cyrille

experimental part, p. 2969 - 2980 (2010/06/20)

α-Acyloxynitroso derivatives are a class of heterodienophiles leading to valuable 3,6-dihydro-1,2-oxazines or the corresponding aminoalcohols in good yields. The discovery that a β-oxygenated moiety led to a domino [4+2] cycloaddition/σN-O bond cleavage in the presence of a catalytic amount of Lewis acid was investigated in detail, through kinetic profiling of the reaction both in the absence and presence of a promoter. These studies showed that the role of the Lewis acid was to accelerate the σN-O bond cleavage thereby promoting a highly reproducible sequence. In addition, our preliminary results on an asymmetric version of this domino sequence are reported.

Efficient cleavage of the N-O bond of 3,6-dihydro-1,2-oxazines mediated by some α-hetero substituted carbonyl compounds in mild conditions

Galvani, Gilles,Calvet, Geraldine,Blanchard, Nicolas,Kouklovsky, Cyrille

scheme or table, p. 1063 - 1070 (2009/02/05)

The efficient cleavage of the N-O bond of some nitroso Diels-Alder cycloadducts has been achieved in mild conditions, mediated either by 2,2-dimethyl-1,3-dioxan-5-one or 1,3-dithiolane-2-carboxaldehyde. These new and purely organic conditions allow an exc

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