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130995-65-2

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130995-65-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130995-65-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,9,9 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 130995-65:
(8*1)+(7*3)+(6*0)+(5*9)+(4*9)+(3*5)+(2*6)+(1*5)=142
142 % 10 = 2
So 130995-65-2 is a valid CAS Registry Number.

130995-65-2Relevant articles and documents

Reactivities of MeO-substituted PBN-type nitrones

Deletraz, Ana?s,Zéamari, Kamal,Di Meo, Florent,Fabre, Paul-Louis,Reybier, Karine,Trouillas, Patrick,Tuccio, Béatrice,Durand, Grégory

, p. 15754 - 15762 (2019/10/28)

In this work, α-phenyl-N-tert-butylnitrone (PBN), N-benzylidene-1-diethoxyphosphoryl-1-methylethylamine N-oxide (PPN) and N-benzylidene-1-ethoxycarbonyl-1-methylethylamine N-oxide (EPPN) derivatives bearing methoxy groups (MeO-) on the phenyl ring were sy

Nitrone derivatives

-

, (2008/06/13)

A compound represented by the figure (1) or a pharmaceutically acceptable salt thereof is useful as medicament for treating retinal degenerative disorders: wherein Ar is optionally substitued phenyl or optionally substituted heteroaryl;. n is 0, 1 or 2; W

Rearrangement Reactions of Oxaziridines to Nitrones. X-Ray Crystal and Molecular Structure of N-t-Butyl-α(o-hydroxyphenyl)nitrone

Christensen, Dorthe,Jorgensen, Karl Anker,Hazell, Rita G.

, p. 2391 - 2397 (2007/10/02)

Substituted N-benzylidene-t-butylamines are oxidized with m-chloroperoxybenzoic acid to oxaziridines which can rearrange to the corresponding nitrones when electron-donating groups are present in the phenyl ring.The oxaziridine-to-nitrone rearrangement, which has been considered as a 'pseudo-abnormal' reaction, can also be catalysed by Lewis acids.It has been found that the rearrangement of 2-t-butyl-3-(o-hydroxyphenyl)oxaziridine to the corresponding nitrone is of first order.The rearrangement has been investigated for different substituents in the phenyl ring, andin the case of 2-t-butyl-3-phenyloxaziridine substituted in the ortho position with electron-donating groups it has been found that the presence of protons of a Lewis acid is necessary.An X-ray structure of α-(o-hydroxyphenyl)-N-t-butylnitrone shows strong hydrogen bonding between the nitrone oxygen and the hydrogen in the hydroxy group.The oxaziridine-to-nitrone rearrangement is also analysed from a theoretical point of view using ab initio calculations.A Mulliken-population analysis of the C-O and N-O bonds in the oxaziridine ring for para-substitued 2-t-butyl-3-phenyloxaziridines shows a reduction of the C-O bond population when an electron-donating group is present in the para position of the phenyl ring compared with an electron-withdrawing group; the N-O bond populations show the reverse picture.A state-correlation diagram for the oxaziridine-to-nitrone rearrangement is also presented and the experimental and theoretical results support each other.

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