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2,5-Dichloropyrimidine

PubChem CID
590641
Structure
2,5-Dichloropyrimidine_small.png
2,5-Dichloropyrimidine_3D_Structure.png
Molecular Formula
Synonyms
  • 2,5-Dichloropyrimidine
  • 22536-67-0
  • PYRIMIDINE, 2,5-DICHLORO-
  • 2,5-dichloro-pyrimidine
  • MFCD00673131
Molecular Weight
148.98 g/mol
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Dates
  • Create:
    2005-03-27
  • Modify:
    2025-01-11

1 Structures

1.1 2D Structure

Chemical Structure Depiction
2,5-Dichloropyrimidine.png

1.2 3D Conformer

2 Names and Identifiers

2.1 Computed Descriptors

2.1.1 IUPAC Name

2,5-dichloropyrimidine
Computed by Lexichem TK 2.7.0 (PubChem release 2021.10.14)

2.1.2 InChI

InChI=1S/C4H2Cl2N2/c5-3-1-7-4(6)8-2-3/h1-2H
Computed by InChI 1.0.6 (PubChem release 2021.10.14)

2.1.3 InChIKey

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

2.1.4 SMILES

C1=C(C=NC(=N1)Cl)Cl
Computed by OEChem 2.3.0 (PubChem release 2024.12.12)

2.2 Molecular Formula

C4H2Cl2N2
Computed by PubChem 2.2 (PubChem release 2021.10.14)

2.3 Other Identifiers

2.3.1 CAS

2.3.2 European Community (EC) Number

2.3.3 UNII

2.3.4 DSSTox Substance ID

2.3.5 Nikkaji Number

2.3.6 Wikidata

2.4 Synonyms

2.4.1 Depositor-Supplied Synonyms

3 Chemical and Physical Properties

3.1 Computed Properties

Property Name
Molecular Weight
Property Value
148.98 g/mol
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
XLogP3-AA
Property Value
1.8
Reference
Computed by XLogP3 3.0 (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
2
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
147.9595035 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Monoisotopic Mass
Property Value
147.9595035 Da
Reference
Computed by PubChem 2.2 (PubChem release 2021.10.14)
Property Name
Topological Polar Surface Area
Property Value
25.8 Ų
Reference
Computed by Cactvs 3.4.8.18 (PubChem release 2021.10.14)
Property Name
Heavy Atom Count
Property Value
8
Reference
Computed by PubChem
Property Name
Formal Charge
Property Value
0
Reference
Computed by PubChem
Property Name
Complexity
Property Value
70.4
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 SpringerMaterials Properties

4 Spectral Information

4.1 Mass Spectrometry

4.1.1 GC-MS

1 of 2
NIST Number
70469
Library
Main library
Total Peaks
71
m/z Top Peak
148
m/z 2nd Highest
150
m/z 3rd Highest
60
Thumbnail
Thumbnail
2 of 2
Source of Spectrum
W5-1989-4933-1
Copyright
Copyright © 2020-2024 John Wiley & Sons, Inc. All Rights Reserved.
Thumbnail
Thumbnail

4.2 IR Spectra

4.2.1 FTIR Spectra

Instrument Name
Bruker IFS 85
Technique
KBr-Pellet
Copyright
Copyright © 1989, 1990-2024 Wiley-VCH Verlag GmbH & Co. KGaA. All Rights Reserved.
Thumbnail
Thumbnail

6 Chemical Vendors

7 Safety and Hazards

7.1 Hazards Identification

7.1.1 GHS Classification

Note
Pictograms displayed are for 97.8% (45 of 46) of reports that indicate hazard statements. This chemical does not meet GHS hazard criteria for 2.2% (1 of 46) of reports.
Pictogram(s)
Corrosive
Irritant
Environmental Hazard
Signal
Danger
GHS Hazard Statements

H302 (93.5%): Harmful if swallowed [Warning Acute toxicity, oral]

H318 (91.3%): Causes serious eye damage [Danger Serious eye damage/eye irritation]

H400 (91.3%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]

Precautionary Statement Codes

P264, P264+P265, P270, P273, P280, P301+P317, P305+P354+P338, P317, P330, P391, 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 46 reports by companies from 6 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 46 reports by companies. For more detailed information, please visit ECHA C&L website.

There are 5 notifications provided by 45 of 46 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.

7.1.2 Hazard Classes and Categories

Acute Tox. 4 (93.5%)

Eye Dam. 1 (91.3%)

Aquatic Acute 1 (91.3%)

8 Literature

8.1 Consolidated References

8.2 Springer Nature References

8.3 Thieme References

8.4 Chemical Co-Occurrences in Literature

8.5 Chemical-Gene Co-Occurrences in Literature

9 Patents

9.1 Depositor-Supplied Patent Identifiers

9.2 WIPO PATENTSCOPE

9.3 Chemical Co-Occurrences in Patents

9.4 Chemical-Disease Co-Occurrences in Patents

9.5 Chemical-Gene Co-Occurrences in Patents

10 Classification

10.1 UN GHS Classification

10.2 EPA DSSTox Classification

10.3 MolGenie Organic Chemistry Ontology

11 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. EPA DSSTox
    CompTox Chemicals Dashboard Chemical Lists
    https://comptox.epa.gov/dashboard/chemical-lists/
  3. 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
  4. FDA Global Substance Registration System (GSRS)
    LICENSE
    Unless otherwise noted, the contents of the FDA website (www.fda.gov), both text and graphics, are not copyrighted. They are in the public domain and may be republished, reprinted and otherwise used freely by anyone without the need to obtain permission from FDA. Credit to the U.S. Food and Drug Administration as the source is appreciated but not required.
    https://www.fda.gov/about-fda/about-website/website-policies#linking
  5. Japan Chemical Substance Dictionary (Nikkaji)
  6. NIST Mass Spectrometry Data Center
    LICENSE
    Data covered by the Standard Reference Data Act of 1968 as amended.
    https://www.nist.gov/srd/public-law
  7. SpectraBase
  8. Springer Nature
  9. SpringerMaterials
  10. Thieme Chemistry
    LICENSE
    The Thieme Chemistry contribution within PubChem is provided under a CC-BY-NC-ND 4.0 license, unless otherwise stated.
    https://creativecommons.org/licenses/by-nc-nd/4.0/
  11. Wikidata
  12. PubChem
  13. GHS Classification (UNECE)
  14. MolGenie
    MolGenie Organic Chemistry Ontology
    https://github.com/MolGenie/ontology/
  15. PATENTSCOPE (WIPO)
CONTENTS