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Merck

1.02487

Chromium(III) chloride hexahydrate

Technipur®

Synonym(s):

Chromic chloride hexahydrate, Chromium trichloride hexahydrate, Hexaaquachromium(III) chloride, Trichlorochromium hexahydrate

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About This Item

Linear Formula:
CrCl3 · 6H2O
CAS Number:
Molecular Weight:
266.45
UNSPSC Code:
12352302
NACRES:
NA.21
MDL number:
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Quality Level

pH

2.4-2.6 (20 °C, 50-53 g/L in H2O)

mp

81 °C

density

1.76 g/mL at 25 °C (lit.)

SMILES string

[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].Cl[Cr](Cl)Cl

InChI

1S/3ClH.Cr.6H2O/h3*1H;;6*1H2/q;;;+3;;;;;;/p-3

InChI key

LJAOOBNHPFKCDR-UHFFFAOYSA-K

Application

Chromium(III) chloride hexahydrate can be used as a:
  • Source of Cr(II) in the Takai reaction.
  • Component of the deep eutectic solvent applicable as a catalyst in the esterification of carboxylic acids with alcohols.
  • Precursor to prepare metal-oxide-doped amorphous titanium oxides, which are used as catalysts in the oxidative dehydrogenation of ethylbenzene.

Legal Information

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


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Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Met. Corr. 1 - Skin Sens. 1B

flash_point_f

does not flash

flash_point_c

does not flash

Storage Class

11 - Combustible Solids



Certificates of Analysis (COA)

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Deep eutectic solvent choline chloride?2CrCl3?6H2O: an efficient catalyst for esterification of formic and acetic acid at room temperature
Cao J, et al.
Royal Society of Chemistry Advances, 6, 21612-21616 (2016)
Amorphous porous MxTi mixed oxides as catalysts for the oxidative dehydrogenation of ethylbenzene
Li WY, et al.
Catalysis Letters, 69, 181?188 -181?188 (2000)
An Alternative Procedure in the Takai Reaction Using Chromium(III) Chloride Hexahydrate as a Convenient Source of Chromium(II)
Auge J, et al.
Synthetic Communications, 33(21) (2003)