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239259

Sigma-Aldrich

Chromium(III) nitrate nonahydrate

99%

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About This Item

Linear Formula:
Cr(NO3)3 · 9H2O
CAS Number:
Molecular Weight:
400.15
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.55

Quality Level

Assay

99%

form

crystals or chunks

reaction suitability

reagent type: catalyst
core: chromium

pH

2-3 (20 °C, 50 g/L)

mp

60 °C (lit.)

SMILES string

[Cr+3].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O

InChI

1S/Cr.3NO3.9H2O/c;3*2-1(3)4;;;;;;;;;/h;;;;9*1H2/q+3;3*-1;;;;;;;;;

InChI key

GVHCUJZTWMCYJM-UHFFFAOYSA-N

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General description

Chromium (III) nitrate nonahydrate is a hydrated chromium salt. It is commonly used as a chromium source in the organic synthesis.

Application

Chromium (III) nitrate nonahydrate (Cr (NO3)3.9H2O) may be used in the:
  • Synthesis of nanosized chromium (Cr2O3) oxide by thermal decomposition method.
  • Preparation of chromium (III) based Ziegler-Natta catalysts for the polymerization of ethylene.
  • Synthesis of highly porous coordination polymer MIL-101.

Pictograms

Flame over circleExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Chronic 3 - Eye Irrit. 2 - Ox. Sol. 3 - Skin Irrit. 2 - Skin Sens. 1B

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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