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Rhodium (II) acetate

PubChem CID
21674
Structure
Rhodium (II) acetate_small.png
Rhodium (II) acetate_3D_Structure.png
Molecular Formula
Synonyms
  • Rhodium(II) acetate
  • 5503-41-3
  • aceticacid,rhodium(2+)salt
  • rhodium(2+);diacetate
  • Rhodium (II) acetate
Molecular Weight
220.99 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Parent Compound
Dates
  • Create:
    2005-08-08
  • Modify:
    2025-01-18
See also: Dirhodium tetraacetate (annotation moved to).

1 Structures

1.1 2D Structure

Chemical Structure Depiction
Rhodium (II) acetate.png

1.2 3D Conformer

3D Conformer of Parent

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

rhodium(2+);diacetate
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/2C2H4O2.Rh/c2*1-2(3)4;/h2*1H3,(H,3,4);/q;;+2/p-2
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

ITDJKCJYYAQMRO-UHFFFAOYSA-L
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.4 SMILES

CC(=O)[O-].CC(=O)[O-].[Rh+2]
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

C4H6O4Rh
Computed by PubChem 2.2 (PubChem release 2021.10.14)

2.3 Other Identifiers

2.3.1 CAS

5503-41-3
15956-28-2

2.3.2 European Community (EC) Number

2.3.3 DSSTox Substance ID

2.3.4 Nikkaji Number

2.3.5 Wikidata

2.3.6 Wikipedia

2.4 Synonyms

2.4.1 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
220.99 g/mol
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Donor Count
Property Value
0
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Hydrogen Bond Acceptor Count
Property Value
4
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Rotatable Bond Count
Property Value
0
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Exact Mass
Property Value
220.93210 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
220.93210 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
80.3 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
9
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
25.5
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Isotope Atom Count
Property Value
0
Reference
Computed by PubChem
Property Name
Defined Atom Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Undefined Atom Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Defined Bond Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Undefined Bond Stereocenter Count
Property Value
0
Reference
Computed by PubChem
Property Name
Covalently-Bonded Unit Count
Property Value
3
Reference
Computed by PubChem
Property Name
Compound Is Canonicalized
Property Value
Yes
Reference
Computed by PubChem (release 2021.10.14)

3.2 Experimental Properties

3.2.1 Physical Description

Green powder; Insoluble in water; [Alfa Aesar MSDS]

3.3 Chemical Classes

Metals -> Organic Acids, Metal Salts

5 Chemical Vendors

6 Safety and Hazards

6.1 Hazards Identification

6.1.1 GHS Classification

Note
Pictograms displayed are for 85.7% (6 of 7) of reports that indicate hazard statements. This chemical does not meet GHS hazard criteria for 14.3% (1 of 7) of reports.
Pictogram(s)
Irritant
Signal
Warning
GHS Hazard Statements

H315 (85.7%): Causes skin irritation [Warning Skin corrosion/irritation]

H319 (71.4%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]

H412 (14.3%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statement Codes

P264, P264+P265, P273, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, P362+P364, and P501

(The corresponding statement to each P-code can be found at the GHS Classification page.)

ECHA C&L Notifications Summary

Aggregated GHS information provided per 7 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Reported as not meeting GHS hazard criteria per 1 of 7 reports by companies. For more detailed information, please visit ECHA C&L website.

There are 4 notifications provided by 6 of 7 reports by companies with hazard statement code(s).

Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown.

6.1.2 Hazard Classes and Categories

Skin Irrit. 2 (85.7%)

Eye Irrit. 2A (71.4%)

Aquatic Chronic 3 (14.3%)

6.1.3 Hazards Summary

May cause irritation; [Alfa Aesar MSDS] See Rhodium.

6.2 Exposure Control and Personal Protection

6.2.1 Permissible Exposure Limit (PEL)

0.1 [mg/m3], as Rh

6.2.2 Threshold Limit Values (TLV)

1.0 [mg/m3], as Rh

6.3 Regulatory Information

New Zealand EPA Inventory of Chemical Status
Dirhodium tetraacetate: Does not have an individual approval but may be used under an appropriate group standard

7 Literature

7.1 Chemical Co-Occurrences in Literature

7.2 Chemical-Gene Co-Occurrences in Literature

7.3 Chemical-Disease Co-Occurrences in Literature

8 Patents

8.1 Depositor-Supplied Patent Identifiers

8.2 Chemical Co-Occurrences in Patents

8.3 Chemical-Disease Co-Occurrences in Patents

8.4 Chemical-Gene Co-Occurrences in Patents

9 Classification

9.1 UN GHS Classification

9.2 NORMAN Suspect List Exchange Classification

9.3 EPA DSSTox Classification

9.4 MolGenie Organic Chemistry Ontology

10 Information Sources

  1. EPA DSSTox
    CompTox Chemicals Dashboard Chemical Lists
    https://comptox.epa.gov/dashboard/chemical-lists/
  2. European Chemicals Agency (ECHA)
    LICENSE
    Use of the information, documents and data from the ECHA website is subject to the terms and conditions of this Legal Notice, and subject to other binding limitations provided for under applicable law, the information, documents and data made available on the ECHA website may be reproduced, distributed and/or used, totally or in part, for non-commercial purposes provided that ECHA is acknowledged as the source: "Source: European Chemicals Agency, http://echa.europa.eu/". Such acknowledgement must be included in each copy of the material. ECHA permits and encourages organisations and individuals to create links to the ECHA website under the following cumulative conditions: Links can only be made to webpages that provide a link to the Legal Notice page.
    https://echa.europa.eu/web/guest/legal-notice
  3. New Zealand Environmental Protection Authority (EPA)
    LICENSE
    This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International licence.
    https://www.epa.govt.nz/about-this-site/general-copyright-statement/
  4. Haz-Map, Information on Hazardous Chemicals and Occupational Diseases
    LICENSE
    Copyright (c) 2022 Haz-Map(R). All rights reserved. Unless otherwise indicated, all materials from Haz-Map are copyrighted by Haz-Map(R). No part of these materials, either text or image may be used for any purpose other than for personal use. Therefore, reproduction, modification, storage in a retrieval system or retransmission, in any form or by any means, electronic, mechanical or otherwise, for reasons other than personal use, is strictly prohibited without prior written permission.
    https://haz-map.com/About
    Rhodium(II) acetate dimer
    https://haz-map.com/Agents/17098
  5. Japan Chemical Substance Dictionary (Nikkaji)
  6. Wikidata
    Rhodium (II) acetate dimer dihydrate
    https://www.wikidata.org/wiki/Q72506636
  7. Wikipedia
  8. PubChem
  9. GHS Classification (UNECE)
  10. NORMAN Suspect List Exchange
    LICENSE
    Data: CC-BY 4.0; Code (hosted by ECI, LCSB): Artistic-2.0
    https://creativecommons.org/licenses/by/4.0/
    NORMAN Suspect List Exchange Classification
    https://www.norman-network.com/nds/SLE/
  11. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
CONTENTS