Chromium(II) chloride

Modify Date: 2026-07-16 11:17:22

Chromium(II) chloride Structure
Chromium(II) chloride structure
Common Name Chromium(II) chloride
CAS Number 10049-05-5 Molecular Weight 122.902
Density 2.9 g/mL at 25 °C(lit.) Boiling Point N/A
Molecular Formula Cl2Cr Melting Point 824ºC
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07
Signal Word Warning

Summary: Chromium(II) Chloride, also known as chlorochromium, has a molecular formula of Cl2Cr and a molecular weight of 122.902. It is a gray-green powder with a melting point of 824°C and a density of 2.9 g/mL (25°C). For research use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name Chromium(II) Chloride
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 2.9 g/mL at 25 °C(lit.)
Melting Point 824ºC
Molecular Formula Cl2Cr
Molecular Weight 122.902
Exact Mass 121.878220
LogP 1.37900
Stability Stable, but decomposes in water or moist air. Incompatible with water, oxidizing agents, active metals.

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GB5250000
CAS REGISTRY NUMBER :
10049-05-5
LAST UPDATED :
199712
DATA ITEMS CITED :
12
MOLECULAR FORMULA :
Cl2-Cr
MOLECULAR WEIGHT :
122.90
WISWESSER LINE NOTATION :
CR G2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1870 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Phage inhibition capacity
TEST SYSTEM :
Bacteria - Escherichia coli
DOSE/DURATION :
33300 ng/well
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 260,349,1991 *** REVIEWS *** ACGIH TLV-TWA 0.5 mg(Cr)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 1 mg(Cr)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,35,1971 OSHA PEL (Gen Indu):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.5 mg(Cr)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83431 No. of Facilities: 76 (estimated) No. of Industries: 4 No. of Occupations: 4 No. of Employees: 352 (estimated)

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H302-H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn
Risk Phrases 22-36/37/38
Safety Phrases 26-36
RIDADR UN3260
WGK Germany 3
RTECS GB5250000
Packaging Group III
Hazard Class 8

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~%

Chromium(II) chloride Structure

Chromium(II) ch...

CAS#:10049-05-5

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Literature: Journal of the Chemical Society, Dalton Transactions: Inorganic Chemistry (1972-1999), , p. 859 - 866

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Chromium(II) chloride Structure

Chromium(II) ch...

CAS#:10049-05-5

Learn More
Literature: Russian Journal of Physical Chemistry, , vol. 62, # 3 p. 387 - 388 Zhurnal Fizicheskoi Khimii, , vol. 62, p. 787 - 789

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  1

DownStream  1

 Articles33

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Effect of fishing vessels on trace metal contamination in sediments of three harbors along Iranian Oman Sea coast.

Environ. Monit. Assess. 185(2) , 1791-807, (2013)

In this study, the levels of natural and anthropogenic metal contamination (aluminum (Al), iron (Fe), manganese (Mn), arsenic (As), cadmium (Cd), chromium (Cr), copper (Cu), nickel (Ni), lead (Pb), an...

Psychostimulant and nootropic effect of major and trace element composition.

Bull. Exp. Biol. Med. 154(2) , 224-7, (2012)

We studied the effect of a composition of major and trace elements including calcium chloride, sodium chloride, iron (II) sulfate, zinc sulfate, chromium (III) chloride, and potassium bromide on orien...

The synthesis of (N2O2S2)-Schiff base ligands and investigation of their ion extraction capability from aqueous media.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 79(5) , 1909-14, (2011)

Two new Schiff bases (I) and (II) containing nitrogen-sulfur-oxygen donor atoms were designed and synthesized in a multi-step reaction sequence. The Schiff base (I) was used in solvent extraction of m...

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

chromium chloride
Chromium(II) chloride
EINECS 233-163-3
MFCD00010947
dichlorochromium
Chromous chloride
Chromium(2+) dichloride
CrCl2

 Chromium(II) chloride | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of Chromium(II) Chloride?
A: Related downstream products(CAS) of Chromium(II) Chloride: 7758-94-3.
Q: What is the melting point of Chromium(II) Chloride?
A: Melting point of Chromium(II) Chloride is 824ºC.
Q: What English synonyms does Chromium(II) Chloride have?
A: English synonyms of Chromium(II) Chloride: chromium chloride, Chromium(II) chloride, EINECS 233-163-3, MFCD00010947, dichlorochromium, Chromous chloride, Chromium(2+) dichloride, CrCl2.
Q: What is the English name of Chromium(II) Chloride?
A: The English name of Chromium(II) Chloride is Chromium(II) Chloride.
Q: What is the molecular formula of Chromium(II) Chloride?
A: Molecular formula of Chromium(II) Chloride is Cl2Cr.
Q: What are the upstream materials of Chromium(II) Chloride?
A: Related upstream materials(CAS) of Chromium(II) Chloride: 10025-73-7.
Q: What is the LogP of Chromium(II) Chloride?
A: LogP of Chromium(II) Chloride is 1.37900.
Q: What is the CAS number of Chromium(II) Chloride?
A: CAS number of Chromium(II) Chloride is 10049-05-5.
Q: What is the molecular weight of Chromium(II) Chloride?
A: Molecular weight of Chromium(II) Chloride is 122.902.
Q: What is the safety information for Chromium(II) Chloride?
A: Safety information for Chromium(II) Chloride: 26-36.

 Chromium(II) chloridefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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