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Mercury selenide (HgSe)

PubChem CID
88609
Structure
Mercury selenide (HgSe)_small.png
Molecular Formula
Synonyms
  • Mercury selenide
  • 20601-83-6
  • Mercury(II) selenide
  • selanylidenemercury
  • Mercuric selenide
Molecular Weight
279.56 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2005-08-08
  • Modify:
    2025-01-11

1 Structures

1.1 2D Structure

Chemical Structure Depiction
Mercury selenide (HgSe).png

1.2 3D Status

Conformer generation is disallowed since MMFF94s unsupported element

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

selanylidenemercury
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/Hg.Se
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

YQMLDSWXEQOSPP-UHFFFAOYSA-N
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.4 SMILES

[Se]=[Hg]
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

HgSe
Computed by PubChem 2.2 (PubChem release 2021.10.14)

2.3 Other Identifiers

2.3.1 CAS

2.3.2 Deprecated CAS

1520097-13-5
1520097-13-5, 79484-23-4

2.3.3 European Community (EC) Number

2.3.4 DSSTox Substance ID

2.3.5 Wikidata

2.3.6 Wikipedia

2.4 Synonyms

2.4.1 MeSH Entry Terms

  • mercuric selenide
  • mercuric selenide colloid
  • mercury monoselenide
  • mercury-selenium complex

2.4.2 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
279.56 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
0
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
281.88717 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
281.88717 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
0 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
2
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
2
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
1
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

Gray odorless powder; Insoluble in water; [Alfa Aesar MSDS]

3.3 SpringerMaterials Properties

3.4 Chemical Classes

Metals -> Mercury Compounds, Inorganic

5 Chemical Vendors

6 Use and Manufacturing

6.1 Uses

Sources/Uses
Used in semiconductors (solar cells), transistors, infrared detectors, and amplifiers; [Hawley]
Hawley - Lewis RJ. _Hawley's Condensed Chemical Dictionary, _15th Ed. New York: John Wiley & Sons, 2007.
Industrial Processes with risk of exposure
Semiconductor Manufacturing [Category: Industry]

6.2 General Manufacturing Information

EPA TSCA Commercial Activity Status
Mercury selenide (HgSe): ACTIVE

7 Safety and Hazards

7.1 Hazards Identification

7.1.1 GHS Classification

Pictogram(s)
Acute Toxic
Health Hazard
Environmental Hazard
Signal
Danger
GHS Hazard Statements

H300 (100%): Fatal if swallowed [Danger Acute toxicity, oral]

H310 (100%): Fatal in contact with skin [Danger Acute toxicity, dermal]

H330 (100%): Fatal if inhaled [Danger Acute toxicity, inhalation]

H373 (100%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

H400 (100%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

H410 (100%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

Precautionary Statement Codes

P260, P262, P264, P270, P271, P273, P280, P284, P301+P316, P302+P352, P304+P340, P316, P319, P320, P321, P330, P361+P364, P391, P403+P233, P405, 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 4 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

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.

7.1.2 Hazards Summary

An irritant; Highly toxic by ingestion, inhalation, and skin absorption; May have cumulative adverse effects to health; [Alfa Aesar MSDS] See Mercury, inorganic compounds and the linked occupational disease.

7.2 Exposure Control and Personal Protection

Maximum Allowable Concentration (MAK)
0.02 [mg/m3], as Hg, inhalable fraction (0.02 mg/m3, inhalable fraction, as Se)[German Research Foundation (DFG)]

7.2.1 Permissible Exposure Limit (PEL)

0.1 [mg/m3], as Hg (0.2 mg/m3, as Se)

7.2.2 Immediately Dangerous to Life or Health (IDLH)

10.0 [mg/m3], as Hg

7.2.3 Threshold Limit Values (TLV)

0.02 [mg/m3], as Hg (0.2 mg/m3, as Se)

8 Toxicity

8.1 Toxicological Information

8.1.1 Adverse Effects

Neurotoxin - Sensorimotor

Nephrotoxin - The chemical is potentially toxic to the kidneys in the occupational setting.

Reproductive Toxin - A chemical that is toxic to the reproductive system, including defects in the progeny and injury to male or female reproductive function. Reproductive toxicity includes developmental effects. See Guidelines for Reproductive Toxicity Risk Assessment.

ACGIH Carcinogen - Not Classifiable.

9 Literature

9.1 Consolidated References

9.2 NLM Curated PubMed Citations

9.3 Springer Nature References

9.4 Chemical Co-Occurrences in Literature

9.5 Chemical-Gene Co-Occurrences in Literature

9.6 Chemical-Disease Co-Occurrences in Literature

10 Patents

10.1 Depositor-Supplied Patent Identifiers

10.2 WIPO PATENTSCOPE

10.3 Chemical Co-Occurrences in Patents

10.4 Chemical-Disease Co-Occurrences in Patents

10.5 Chemical-Gene Co-Occurrences in Patents

11 Classification

11.1 MeSH Tree

11.2 ChemIDplus

11.3 UN GHS Classification

11.4 EPA DSSTox Classification

11.5 EPA TSCA and CDR Classification

11.6 EPA Substance Registry Services Tree

11.7 MolGenie Organic Chemistry Ontology

12 Information Sources

  1. CAS Common Chemistry
    LICENSE
    The data from CAS Common Chemistry is provided under a CC-BY-NC 4.0 license, unless otherwise stated.
    https://creativecommons.org/licenses/by-nc/4.0/
  2. ChemIDplus
    ChemIDplus Chemical Information Classification
    https://pubchem.ncbi.nlm.nih.gov/source/ChemIDplus
  3. EPA Chemicals under the TSCA
    EPA TSCA Classification
    https://www.epa.gov/tsca-inventory
  4. EPA DSSTox
    CompTox Chemicals Dashboard Chemical Lists
    https://comptox.epa.gov/dashboard/chemical-lists/
  5. 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
  6. 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
  7. Springer Nature
  8. SpringerMaterials
  9. Wikidata
  10. Wikipedia
  11. PubChem
  12. Medical Subject Headings (MeSH)
    LICENSE
    Works produced by the U.S. government are not subject to copyright protection in the United States. Any such works found on National Library of Medicine (NLM) Web sites may be freely used or reproduced without permission in the U.S.
    https://www.nlm.nih.gov/copyright.html
  13. GHS Classification (UNECE)
  14. EPA Substance Registry Services
  15. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
  16. PATENTSCOPE (WIPO)
  17. NCBI
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