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Merck
CN

939021

Sodium carbonate ChemBeads

solid

别名:

Soda ash ChemBeads, Calcined soda ChemBeads, Carbonic acid disodium salt ChemBeads

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关于此项目

经验公式(希尔记法):
Na2CO3
化学文摘社编号:
分子量:
105.99
MDL number:
UNSPSC Code:
12352100
NACRES:
NA.21
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产品名称

Sodium carbonate ChemBeads,

SMILES string

O=COO[Na].[Na]

InChI

1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2

InChI key

CDBYLPFSWZWCQE-UHFFFAOYSA-L

description

Inorganic salt

Quality Level

product line

ChemBeads

form

solid

composition

, 14-16 wt. % (loading of base)

reaction suitability

core: sodium

Application

Sodium carbonate can be used: As a catalyst in the aldol condensation of aldehydes with ketones in the synthesis of chalcone and azachalcone. As a pH stabilizer agent in the synthesis of FeO-NPs (iron oxide nanoparticles) in the presence of cymbopogon citratus as a reducing agent. As a base in the Pd-catalyzed Suzuki coupling reactions. As a base in the transition metal free Suzuki coupling reaction of aryl halides and arylboronic acids to form biaryls using water as a solvent and TBAB (tetrabutylammonium bromide) as a phase-transfer catalyst. For general uses, product is also available in powdered form (223530)

Features and Benefits

ChemBeads are chemical coated glass beads. ChemBeads offer improved flowability and chemical uniformity perfect for automated solid dispensing and high-throughput experimentation. The method of creating ChemBeads uses no other chemicals or surfactants allowing the user to accurately dispense sub-milligram amounts of chemical.

General description

Sodium carbonate (soda ash) is an inorganic chemical compound. It is used in the synthesis of chemicals, detergent formulations, flue gas desulfurization, and paper and pulp production.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Eye Irrit. 2

存储类别

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

法规信息

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Noah P Tu et al.
Angewandte Chemie (International ed. in English), 58(24), 7987-7991 (2019-03-21)
Technologies that enable rapid screening of diverse reaction conditions are of critical importance to methodology development and reaction optimization, especially when molecules of high complexity and scarcity are involved. The lack of a general solid dispensing method for chemical reagents
Ana L Aguirre et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 27(51), 12981-12986 (2021-07-08)
High-throughput experimentation (HTE) methods are central to modern medicinal chemistry. While many HTE approaches to C-N and Csp2 -Csp2 bonds are available, options for Csp2 -Csp3 bonds are limited. We report here how the adaptation of nickel-catalyzed cross-electrophile coupling of
Ji Zhang et al.
Nature communications, 6, 6615-6615 (2015-03-20)
Commercial lead-based piezoelectric materials raised worldwide environmental concerns in the past decade. Bi₀.₅Na₀.₅TiO₃-based solid solution is among the most promising lead-free piezoelectric candidates; however, depolarization of these solid solutions is a longstanding obstacle for their practical applications. Here we use
Hyojung Cha et al.
ACS applied materials & interfaces, 6(18), 15774-15782 (2014-08-26)
The molecular packing structures of two conjugated polymers based on alkoxy naphthalene, one with cyano-substituents and one without, have been investigated to determine the effects of electron-withdrawing cyano-groups on the performance of bulk-heterojunction solar cells. The substituted cyano-groups facilitate the
Zhengzong Wu et al.
Food chemistry, 194, 671-679 (2015-10-17)
The application of attenuated total reflectance infrared spectroscopy (ATR-IR), Raman spectroscopy (RS) and combination of ATR-IR and RS for measurements of total antioxidant capacity (TAC) and total phenolic content (TPC) of Chinese rice wine (CRW) were investigated in this study.

商品

ChemBeads, catalyst-coated glass beads, dispense solid chemical reagents for nanomole-scale high-throughput reaction screening.

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