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40936-12-7

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40936-12-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40936-12-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,9,3 and 6 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 40936-12:
(7*4)+(6*0)+(5*9)+(4*3)+(3*6)+(2*1)+(1*2)=107
107 % 10 = 7
So 40936-12-7 is a valid CAS Registry Number.

40936-12-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 12, 2017

Revision Date: Aug 12, 2017

1.Identification

1.1 GHS Product identifier

Product name (2,2-dimethyl-5-phenyl-1-pyrrolidinyl)oxy radical

1.2 Other means of identification

Product number -
Other names -

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:40936-12-7 SDS

40936-12-7Downstream Products

40936-12-7Relevant articles and documents

Characterization of Spin Adducts obtained with Hydrophobic Nitrone Spin Traps

Barker, Philipp,Beckwith, Athelstan L. J.,Cherry, William R.,Huie, Reeves

, p. 1147 - 1150 (1985)

Several 5-alkyl-3,3,5-trimethylpyrrolidine 1-oxides have been prepared and their ability to trap a number of radicals has been investigated.In each case the addition to the nitrone is stereospecific and affords only one of the two possible geometric isomers of the resulting nitroxyl radical.The addition of a hydrogen atom gives nitroxyls containing two non-equivalent α-protons, the spectra of which are very similar to that observed during the red blood cell haemolysis induced by phenylhydrazine in the presence of a similar trap.A re-interpretation of the results obtained in the biological system appears to be warranted.

Surfactant-Type Catalyst for Aerobic Oxidative Coupling of Hydrazine with Thiol in Water

Ren, Xuanhe,Tang, Shanyu,Li, Longjia,Li, Jiao,Liang, Helong,Li, Ganzhong,Yang, Guanyu,Li, Heng,Yuan, Bingxin

supporting information, p. 8683 - 8690 (2019/07/08)

A series of PEG-functionalized nitrogen ligands were developed to conduct an aerobic oxidative cross-coupling reaction between alkyl- or aryl-hydrazines with thiols in water. This surfactant-type catalyst enables high efficiencies and selectivities, while tolerating a large variety of functional groups. The mother liquor is still catalytically active after five runs.

Phenylhydrazide as an enzyme-labile protecting group in peptide synthesis

Voelkert, Martin,Koul, Surrinder,Mueller, Gernot H.,Lehnig, Manfred,Waldmann, Herbert

, p. 6902 - 6910 (2007/10/03)

The enzymatic cleavage of amino acid phenylhydrazides with the enzyme tyrosinase (EC 1.14.18.1) offers a new, mild, and selective method for C-terminal deprotection of peptides. The advantages of the described methodology are the very mild oxidative removal of the protecting group at room temperature and pH 7, a high chemo- and regioselectivity, and the availability of the biocatalyst. Even in oxygen-saturated solution, the oxidation of sensitive methionine residues was not observed. These features make the methodology suitable for the synthesis of sensitive peptide conjugates. Mechanistic data suggest that the hydrolysis of the oxidized adducts proceeds by a free-radical mechanism.

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