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467847

Sigma-Aldrich

Copper(II) chloride dihydrate

≥99.95% trace metals basis

Synonym(s):
Cupric chloride dihydrate
Linear Formula:
CuCl2 · 2H2O
CAS Number:
Molecular Weight:
170.48
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

vapor density

>1 (vs air)

Quality Level

Assay

≥99.95% trace metals basis

form

solid

reaction suitability

core: copper
reagent type: catalyst

impurities

≤0.01% insolubles
≤500 ppm total metallic impurities

mp

100 °C (dec.) (lit.)

anion traces

nitrate (NO3-): ≤0.015%
sulfate (SO42-): ≤0.005%

cation traces

Ca: ≤0.005%
Fe: ≤0.005%
K: ≤0.01%
Na: ≤0.02%
Ni: ≤0.01%

SMILES string

Cl[Cu]Cl.[H]O[H].[H]O[H]

InChI

1S/2ClH.Cu.2H2O/h2*1H;;2*1H2/q;;+2;;/p-2

InChI key

MPTQRFCYZCXJFQ-UHFFFAOYSA-L

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This Item
222011212946221783
Copper(II) chloride 97%

Sigma-Aldrich

222011

Copper(II) chloride

Copper(I) chloride reagent grade, 97%

Sigma-Aldrich

212946

Copper(I) chloride

assay

≥99.95% trace metals basis

assay

97%

assay

97%

assay

35.0-38.0% Cu basis (EDTA titration)

form

solid

form

powder

form

powder

form

crystals

reaction suitability

core: copper, reagent type: catalyst

reaction suitability

core: copper, reagent type: catalyst

reaction suitability

-

reaction suitability

-

mp

100 °C (dec.) (lit.)

mp

620 °C (lit.)

mp

430 °C (lit.)

mp

100 °C (dec.) (lit.)

cation traces

Ca: ≤0.005%, Fe: ≤0.005%, K: ≤0.01%, Na: ≤0.02%, Ni: ≤0.01%

cation traces

-

cation traces

-

cation traces

-

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

Application

Chlorinating agent; oxidizing agent; Lewis acid; catalyst for conjugate additions and acylation.

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - Skin Irrit. 2

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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