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503590-46-3

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503590-46-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 503590-46-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,5,9 and 0 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 503590-46:
(8*5)+(7*0)+(6*3)+(5*5)+(4*9)+(3*0)+(2*4)+(1*6)=133
133 % 10 = 3
So 503590-46-3 is a valid CAS Registry Number.

503590-46-3SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name (4R)-3-ethynyl-4-phenyl-1,3-oxazolidin-2-one

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:503590-46-3 SDS

503590-46-3Relevant articles and documents

A Robust One-Step Approach to Ynamides

Tu, Yongliang,Zeng, Xianzhu,Wang, Hui,Zhao, Junfeng

supporting information, p. 280 - 283 (2018/01/17)

A robust one-step synthetic strategy for ynamide with cheap and easily available stock chemicals vinyl dichlorides and electron deficient amides as the starting material is described. In the absence of transition-metal catalyst, the reaction proceeds under mild reaction conditions in open air and thus rendering a convenient operation. This strategy is not only suitable for both terminal and internal ynamide synthesis but also amenable for large-scale preparation. Broad substrate scopes with respect to vinyl dichloride as well as electron-deficient amide were observed.

New stannyl enamides

Naud, Se?bastien,Cintrat, Jean-Christophe

, p. 1391 - 1397 (2007/10/03)

New stannyl enamines derived from N-ethynyl oxazolidin-2-ones have been obtained. We describe for the first time the preparation of N-ethynyl oxazolidin-2-ones using trimethylsilylethynyl iodonium triflate. The first results of transmetallation and quenching experiments with prochiral carbonyl derivatives to give β-amino alcohols are also described.

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