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441902

碳酸铯

ReagentPlus®, 99%

别名:

碳酸二铯

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关于此项目

线性分子式:
Cs2CO3
化学文摘社编号:
534-17-8
分子量:
325.82
UNSPSC Code:
12352301
NACRES:
NA.22
PubChem Substance ID:
24867711
EC Number:
208-591-9
Beilstein/REAXYS Number:
4546405
MDL number:
MFCD00010957
Assay:
99%
Form:
powder and chunks
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Quality Level

200

product line

ReagentPlus®

assay

99%

form

powder and chunks

pH range

10-13 (68 °F, 50 g/L)

mp

610 °C (dec.) (lit.)

solubility

water: soluble

density

4.072 g/cm3 at 20 °C

SMILES string

[Cs+].[Cs+].[O-]C([O-])=O

InChI

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

InChI key

FJDQFPXHSGXQBY-UHFFFAOYSA-L

General description

碳酸铯是一种强无机碱，广泛用于有机合成。它是一种潜在的化学选择性催化剂，将醛和酮还原成醇。在4-三氟甲基-1-氯苯和芳基氯化物的Heck偶联反应中，它可用作碱。

Application

碳酸铯可在C-C和C-N交叉偶联反应用作中底物，如Suzuki−Miyaura、Heck和Buchwald-Hartwig胺化反应。它还可在烷基化反应中用作底物。
提高醇 O-烷基化的效率以生成碳酸烷基酯混合物。

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

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pictograms

Health hazardCorrosion
GHS08,GHS05

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Repr. 2 - STOT RE 2 Oral

target_organs

Kidney,Adrenal gland,Testes

存储类别

13 - Non Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
BCCG8981
BCCG0549
BCCF8984
BCCF7477
BCCF0257

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Cesium carbonate (CS2CO3)
Lehmann F
Synlett, 2004(13), 2447-2448 (2004)
A Zapf et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 7(13), 2908-2915 (2001-08-07)
A detailed investigation into the influence of phosphines, additives, bases and solvents on the Heck coupling reaction of 4-trifluoromethyl-1-chlorobenzene (2) is presented. It is shown that a number of catalyst systems exist for efficient cross coupling of electron-deficient aryl chlorides
Single and double Suzuki- Miyaura couplings with symmetric dihalobenzenes
Sinclair DJ and Sherburn MS
The Journal of Organic Chemistry, 70(9), 3730-3733 (2005)
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全球贸易项目编号

货号GTIN
441902-100G04061832282244
441902-5G04061833338230
441902-250G04061832282251
441902-500G04061832282268
441902-50G04061832282275