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57543-86-9

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57543-86-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 57543-86-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,5,4 and 3 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 57543-86:
(7*5)+(6*7)+(5*5)+(4*4)+(3*3)+(2*8)+(1*6)=149
149 % 10 = 9
So 57543-86-9 is a valid CAS Registry Number.
InChI:InChI=1/C15H10BrNO3/c16-12-6-7-14-11(8-12)9-13(17(18)19)15(20-14)10-4-2-1-3-5-10/h1-9,15H

57543-86-9SDS

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 6-Bromo-3-nitro-2-phenyl-2H-chromene

1.2 Other means of identification

Product number -
Other names 6-Bromo-3-nitro-2-phenyl-2H-1-benzopyran

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:57543-86-9 SDS

57543-86-9Relevant articles and documents

A green metal-free "one-pot" microwave assisted synthesis of 1,4-dihydrochromene triazoles

Alves, Tania M. F.,Jardim, Guilherme A. M.,Ferreira, Marco A. B.

, p. 10336 - 10339 (2021/03/26)

The synthesis of several 4-aryl-1,4-dihydrochromene-triazoles was achieved via a metal-free "one-pot"procedure using PEG400 as the sole solvent in an eco-friendly process. Using microwave irradiation, the triazole derivatives were obtained in good yields and short reaction times starting from readily accessible building blocks.

One pot, three component synthesis of spiroindenoquinoxaline pyrrolidine fused nitrochromene derivatives following 1,3-dipolar cycloaddition

Nayak, Sabita,Pattanaik, Priyabrata,Mohapatra, Seetaram,Mishra, Deepak Ranjan,Panda, Pravati,Raiguru, Bishnuprasad,Mishra, Nilima Priyadarshini,Jena, Subhrakant,Biswal, Himansu Sekhar

supporting information, p. 1823 - 1835 (2019/05/15)

An expedient one-pot sequential three-component synthesis of a series of diverse spiroindenoquinoxaline pyrrolidine fused nitrochromene derivatives following 1,3-dipolar cycloaddition of azomethine ylides generated in situ by the condensation of indenoqui

Assembly of fully substituted triazolochromenes via a novel multicomponent reaction or mechanochemical synthesis

Vroemans, Robby,Verhaegen, Yenthel,Dieu, My Tran Thi,Dehaen, Wim

supporting information, p. 2689 - 2697 (2018/11/03)

A new metal-free one-pot three-component procedure towards fully substituted triazolochromenes has been developed, starting from commercially available materials. Salicylaldehydes and nitroalkenes were reacted under solvent-free conditions, followed by a

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