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77278-40-1

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77278-40-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77278-40-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,7 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77278-40:
(7*7)+(6*7)+(5*2)+(4*7)+(3*8)+(2*4)+(1*0)=161
161 % 10 = 1
So 77278-40-1 is a valid CAS Registry Number.

77278-40-1SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name O-benzoyl N-Boc N-hydroxylpiperazine

1.2 Other means of identification

Product number -
Other names 1-benzoyloxy-4-(1,1-dimethylethoxycarbonyl)piperazine

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:77278-40-1 SDS

77278-40-1Relevant articles and documents

Copper-Catalyzed Aminoarylation of Alkenes via Aminyl Radical Addition and Aryl Migration

Wang, Jin-Lin,Liu, Mei-Ling,Zou, Jian-Yu,Sun, Wen-Hui,Liu, Xue-Yuan

supporting information, p. 309 - 313 (2022/01/04)

We describe a new strategy for aminoarylation of alkenes by copper-catalyzed smiles rearrangement using O-benzoylhydroxylamines as the amine reagent. This method affords various β-amino amide derivatives possessing a quaternary carbon center with wide functional group tolerance and high regioselectivity. The mechanistic studies indicate that the transformation can involve aminyl radical intermediates under acid-free condition.

Acid-Promoted Expeditious Syntheses of Aminated Dibenzosultams via Palladium/Norbornene Cooperatively Catalysed C?H Amination/Arylation

Zhao, Shen,Han, Shibo,Du, Guopeng,Zhang, Daopeng,Liu, Hui,Li, Xinjin,Dong, Yunhui,Sun, Feng-Gang

supporting information, p. 2078 - 2083 (2021/03/01)

Herein we reported a protocol to access aminated benzofused sultams through sequential ortho-amination, followed by ipso-arylation of aryl iodide bearing sulfonamide functional group via palladium/norbornene coorperative catalysis. This reaction has showcased a broad spectrum of substrate scope under mild conditions with moderate to good efficiency. (Figure presented.).

A carboxylate-assisted amination/unactivated C(sp2)-H arylation reactionviaa palladium/norbornene cooperative catalysis

An, Yang,Zhang, Bo-Sheng,Zhang, Zhe,Liu, Ce,Gou, Xue-Ya,Ding, Ya-Nan,Liang, Yong-Min

, p. 5933 - 5936 (2020/06/04)

This report describes a carboxylate-assisted palladium-catalysed Catellani reaction, which is compatible withortho-amination and unactivated C(sp2)-H arylation. This method was used to synthesize a series of 1-amino substituted dihydrophenanthridines, phenanthridines and 6H-benzo[c]chromenes. Based on kinetic isotope experiments, the kinetic curve proves that pivalic acid accelerates the reaction rate of unactivated C(sp2)-H activation, and thus this rate can keep up with the five membered aryl-norbornene-palladacycle (ANP) intermediate.

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