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917-95-3

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917-95-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 917-95-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 9,1 and 7 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 917-95:
(5*9)+(4*1)+(3*7)+(2*9)+(1*5)=93
93 % 10 = 3
So 917-95-3 is a valid CAS Registry Number.
InChI:InChI=1/C4H9NO/c1-4(2,3)5-6/h1-3H3

917-95-3Relevant articles and documents

Nitrone Directing Groups in Rhodium(III)-Catalyzed C?H Activation of Arenes: 1,3-Dipoles versus Traceless Directing Groups

Xie, Fang,Yu, Songjie,Qi, Zisong,Li, Xingwei

supporting information, p. 15351 - 15355 (2016/12/06)

Functionalizable directing groups (DGs) are highly desirable in C?H activation chemistry. The nitrone DGs are explored in rhodium(III)-catalyzed C?H activation of arenes and couplings with cyclopropenones. N-tert-butyl nitrones bearing a small ortho subst

Spin adducts from the reaction between N-phenyl-α-tert-butylnitrone (PBN) and activated olefins. A facile pathway converting PBN into 2-methyl-2-nitrosopropane (MNP)

Eberson, Lennart,Persson, Ola

, p. 1081 - 1095 (2007/10/03)

N-Phenyl-α-tert-butylnitrone (PBN) reacts with activated olefins RCH=CHR, such as maleimides, maleic anhydride or diethyl maleate, with formation of two types of persistent spin adducts giving characteristic EPR spectra, denoted types A and B. Spin adducts with type A spectrum were formed photochemically and identified as reductive coupling products between the olefin and PBN, RCH2CH(R)-PBN.. Spin adducts with type B spectra were formed photochemically and/or thermally and were identified as reductive coupling products RCH2CH(R)-N(O.)But between the olefin and a degradation product of PBN, 2-methyl-2-nitrosopropane (MNP, t-BuNO). The conversion of PBN to t-BuNO was studied for a compound with an exceedingly reactive nitrogen-nitrogen double-bond, namely 4-phenyl-4H-1,2,4-triazoline-3,5-dione (PTAD). In this case, a 74% yield of t-BuNO was obtained in a short period of time; α,N-diphenylnitrone reacted similarly to give nitrosobenzene. The reaction between PBN and an activated olefin was assumed to occur analogously, either via the initial formation of a 1,3-dipolar cycloadduct or some parallel reaction involving attack of the electrophilic olefin at the PBN α-carbon. The 1,3-dipolar cycloadduct between PBN and N-phenylmaleimide exhibited favourable initiator properties for living polymerization of styrene. A new type of spin adduct, RCH(But)CH(R)-N(O.)But, was prepared by the photochemical reaction between an activated olefin and t-BuNO. This reaction presumably proceeds by photocleavage of t-BuNO to NO and t-Bu., the latter reacting with the activated olefin to give a transient radical, RCH(But)CH.(R), which is trapped by t-BuNO. Acta Chemica Scandinavica 1998.

Action d'un Tetrafluoroborate d'Oxaziridinium sur les Amines et les Imines

Hanquet, Gilles,Lusinchi, Xavier

, p. 12185 - 12200 (2007/10/02)

The Oxaziridinium salt 1 derived from dihydroisoquinolin is an oxygen transfer reagent to primary amines leading to nitrosoderivatives (if R = Alkyl) or nitro compounds (if R = Aryl), to tertiary amines leading to N-oxides, and to secondary amines and imines leading to the corresponding nitrone.

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