Backlink Opportunity Finder

1. 1

   PubChem – Data Source Program

   Scientific Organisation

   editorial

   pubchem.ncbi.nlm.nih.gov

   PubChem links out to depositor pages for every compound record. If your compound pages carry consistent identifiers and reference data, they become a genuine external resource for that record.

   Relevance

   10/10

   DA ~92

2. 2

   ChemSpider (Royal Society of Chemistry)

   Scientific Organisation

   editorial

   chemspider.com

   ChemSpider surfaces 'external links' per compound. Curated reference pages with verified identifiers add value for researchers landing on that compound.

   Relevance

   10/10

   DA ~85

3. 3

   Wikipedia – External links (chemistry articles)

   Research Resource

   nofollow

   en.wikipedia.org

   Original data tables, spectra or reference sheets that no other public page has can justify an external link. Traffic and trust value are real even though the link is nofollow.

   Relevance

   9/10

   DA ~98

4. 4

   Royal Society of Chemistry – Education resources

   Industry Association

   editorial

   rsc.org

   RSC Education links to third-party teaching aids that fill curriculum gaps. A free downloadable data sheet or lab-safety guide is a plausible fit.

   Relevance

   9/10

   DA ~91

5. 5

   American Chemical Society – member & resource listings

   Industry Association

   editorial

   acs.org

   ACS divisions curate resource lists for educators and members. Original, non-promotional educational material can be cited by a division page or newsletter.

   Relevance

   9/10

   DA ~90

6. 6

   Zenodo (CERN open data repository)

   Research Resource

   user-submitted

   zenodo.org

   Deposit your original dataset with a DOI and a 'related identifier' pointing to your site. Anyone citing the dataset then cites your URL too.

   Relevance

   9/10

   DA ~90

7. 7

   GitHub 'awesome-chemistry' curated lists

   Resource Page

   nofollow

   github.com

   Awesome-lists are curated by practitioners; a free dataset, API or calculator qualifies and gets copied across forks.

   Relevance

   8/10

   DA ~96

8. 8

   PubMed Central-indexed review authors (outreach for citation)

   Article Mention

   editorial

   ncbi.nlm.nih.gov

   Identify recent reviews on your compound classes and offer authors your dataset for their next update — citations flow to your URL.

   Relevance

   8/10

   DA ~96

9. 9

   LibreTexts Chemistry

   University / Education

   editorial

   libretexts.org

   Contributed modules carry author attribution links. A genuinely useful module on a compound class is a legitimate contribution, not a placement.

   Relevance

   9/10

   DA ~80

10. 10

    MERLOT – Chemistry learning materials

    University / Education

    user-submitted

    merlot.org

    MERLOT is a university-run catalogue of teaching materials. A free, well-structured learning guide (e.g. a compound-class primer) is exactly what faculty search for there.

    Relevance

    9/10

    DA ~78

11. 11

    ResearchGate

    Research Resource

    nofollow

    researchgate.net

    Publishing a technical note or dataset with a source link builds citation trails from academics who then link from their own institutional pages.

    Relevance

    8/10

    DA ~92

12. 12

    OER Commons

    University / Education

    user-submitted

    oercommons.org

    Educators pull chemistry explainers from OER Commons. An openly licensed guide from your site earns a durable, contextual link and real referral traffic.

    Relevance

    9/10

    DA ~77

13. 13

    University library subject guides (LibGuides network)

    University / Education

    editorial

    libguides.com

    Subject librarians actively curate chemistry resource lists. A free, ad-free reference tool is exactly what belongs on a .edu guide.

    Relevance

    9/10

    DA ~75

14. 14

    Chemical Abstracts / CAS Common Chemistry

    Research Resource

    editorial

    cas.org

    CAS references high-quality external compound documentation; verified CAS-number-indexed pages are a credible citation target.

    Relevance

    8/10

    DA ~88

15. 15

    DOAJ-listed open access chemistry journals

    University / Education

    editorial

    doaj.org

    A published review article citing your resource produces the strongest possible academic citation link.

    Relevance

    8/10

    DA ~88

16. 16

    Broken-link reclamation on .edu chemistry pages

    Resource Page

    editorial

    various .edu

    Highest conversion rate of any outreach type: you are fixing a problem for the page owner, not asking for a favour.

    Relevance

    9/10

    DA ~72

17. 17

    Chemistry Stack Exchange

    Community

    nofollow

    chemistry.stackexchange.com

    A genuinely expert answer that cites your data table is allowed and drives qualified traffic; the disclosure requirement keeps it legitimate.

    Relevance

    8/10

    DA ~86

18. 18

    ChemEurope – company & resource directory

    Directory

    user-submitted

    chemeurope.com

    A vertical directory used by European buyers and researchers — a relevant listing, not a generic link farm.

    Relevance

    9/10

    DA ~70

19. 19

    Figshare

    Research Resource

    user-submitted

    figshare.com

    Hosting your original figures with attribution back to the source article makes reuse trackable and generates natural citations.

    Relevance

    8/10

    DA ~85

20. 20

    European university chemistry department resource pages

    University / Education

    editorial

    various .edu / .ac.uk

    The highest-value repeatable play: build one genuinely free tool, then pitch it individually to departments whose 'useful links' pages already list similar tools.

    Relevance

    9/10

    DA ~70

21. 21

    Chemistry World (RSC magazine)

    Article Mention

    editorial

    chemistryworld.com

    If you publish original data (e.g. an analysis of EU supply or purity trends), journalists cite the source page. Highest-value link type available.

    Relevance

    8/10

    DA ~84

22. 22

    Open Science Framework (OSF)

    Research Resource

    user-submitted

    osf.io

    A public project page for your data collection methodology links to the live resource and is frequently cited by methodology sections.

    Relevance

    8/10

    DA ~84

23. 23

    Compound Interest (chemistry infographics blog)

    Blog / Contribution

    editorial

    compoundchem.com

    Every infographic cites references. Original data or a clear explainer you own can become one of those cited references.

    Relevance

    9/10

    DA ~68

24. 24

    EMCDDA / EUDA research resources

    Scientific Organisation

    editorial

    euda.europa.eu

    European monitoring bodies cite substance-identification and safety reference material when it is accurate and non-commercial in tone.

    Relevance

    8/10

    DA ~82

25. 25

    Chemistry LibreTexts 'Links' / external resource pages (targeted)

    Resource Page

    editorial

    libretexts.org

    Ancillary materials pages list external calculators and data tables — a genuine slot for a free tool you build.

    Relevance

    8/10

    DA ~80

26. 26

    Reddit r/chemistry (resource threads)

    Community

    nofollow

    reddit.com

    High-traffic referral source; resource round-up threads and 'where do I find data on X' questions are legitimate contexts.

    Relevance

    7/10

    DA ~94

27. 27

    Wikidata company / resource entity

    Research Resource

    nofollow

    wikidata.org

    Feeds knowledge panels and downstream datasets, strengthening entity recognition for your brand in search.

    Relevance

    7/10

    DA ~92

28. 28

    European Medicines Agency – stakeholder resources

    Scientific Organisation

    editorial

    ema.europa.eu

    Only realistic if you publish an authoritative compliance explainer that an EMA stakeholder page or consultation response references.

    Relevance

    7/10

    DA ~91

29. 29

    Europages (B2B European directory)

    Business Directory

    user-submitted

    europages.co.uk

    Mainstream European B2B directory — legitimate, verified listings rather than a spam directory.

    Relevance

    8/10

    DA ~74

30. 30

    Safety data / COSHH resource pages (institutional EHS)

    Resource Page

    editorial

    hse.gov.uk (and institutional EHS pages)

    EHS pages link to clear handling/storage references. A well-written, freely accessible safety guide is a defensible citation.

    Relevance

    7/10

    DA ~88

31. 31

    European Chemical Society (EuChemS)

    Industry Association

    editorial

    euchems.eu

    As a Europe-based chemistry publisher, your regional angle (EU regulation, REACH context) is a natural fit for EuChemS news or resource mentions.

    Relevance

    8/10

    DA ~72

32. 32

    Chemical & Engineering News (C&EN)

    Article Mention

    editorial

    cen.acs.org

    Original market or regulatory data from a European supplier is a credible source for C&EN reporters.

    Relevance

    7/10

    DA ~86

33. 33

    Chemistry World Careers / opinion contributions

    Blog / Contribution

    editorial

    chemistryworld.com

    Opinion pieces from industry practitioners carry an author line and often a link to the author's organisation.

    Relevance

    7/10

    DA ~84

34. 34

    Lab Manager – contributed articles

    Blog / Contribution

    editorial

    labmanager.com

    Lab-operations audience; a practical article on storage, handling or sourcing carries an author link naturally.

    Relevance

    8/10

    DA ~66

35. 35

    SelectScience

    Directory

    user-submitted

    selectscience.net

    Scientist-facing product directory with real reviews — relevant traffic and a category-accurate listing.

    Relevance

    8/10

    DA ~65

36. 36

    ThomasNet supplier directory

    Business Directory

    user-submitted

    thomasnet.com

    Industrial buyers search here for laboratory chemical suppliers; a category-accurate profile is a real trust signal.

    Relevance

    7/10

    DA ~79

37. 37

    TrustPilot / Trusted Shops business profile

    Business Directory

    nofollow

    trustpilot.com

    Trust signal for buyers and a verified brand-entity reference; no ranking power, high conversion value.

    Relevance

    6/10

    DA ~93

38. 38

    Chemical Book

    Directory

    user-submitted

    chemicalbook.com

    CAS-indexed compound database where supplier pages link back — highly relevant, long-established.

    Relevance

    8/10

    DA ~63

39. 39

    Biocompare / Labcompare supplier listing

    Directory

    user-submitted

    labcompare.com

    Researchers compare suppliers here; a listing puts your catalogue in front of qualified buyers.

    Relevance

    8/10

    DA ~62

40. 40

    Kompass

    Business Directory

    user-submitted

    kompass.com

    Long-established B2B index used by procurement teams; verified company data makes the listing defensible.

    Relevance

    7/10

    DA ~76

41. 41

    Crunchbase company profile

    Business Directory

    nofollow

    crunchbase.com

    Standard entity-verification signal; journalists and partners check it before citing a company.

    Relevance

    6/10

    DA ~91

42. 42

    Sciencemadness Wiki / forum resources

    Community

    user-submitted

    sciencemadness.org

    A long-running amateur chemistry community that links to reliable data pages when they solve a real technical question.

    Relevance

    8/10

    DA ~55

43. 43

    Chemexper catalogue

    Directory

    user-submitted

    chemexper.com

    Structure-searchable supplier index used by chemists — a genuinely relevant vertical listing.

    Relevance

    8/10

    DA ~55

44. 44

    Chemistry Blog

    Blog / Contribution

    editorial

    chemistry-blog.com

    Accepts expert contributions from practising chemists; author bio and in-text source links are standard.

    Relevance

    8/10

    DA ~52

45. 45

    Science teacher associations (e.g. ASE, NSTA)

    Industry Association

    editorial

    ase.org.uk

    Teacher associations actively hunt for free, accurate classroom material and link to it from resource collections.

    Relevance

    7/10

    DA ~64

46. 46

    Quora / expert Q&A (topic-relevant answers)

    Community

    nofollow

    quora.com

    Modest SEO value but strong referral value when the answer genuinely resolves the question and cites your data.

    Relevance

    5/10

    DA ~90

47. 47

    Molbase / Chemnet supplier index

    Directory

    user-submitted

    chemnet.com

    Established chemical trade index with buyer traffic; relevant to your category.

    Relevance

    7/10

    DA ~58

48. 48

    Open Chemistry / Blue Obelisk community resources

    Resource Page

    editorial

    openchemistry.org

    Contributing an open dataset or tool earns a listed link in community resource pages and repositories.

    Relevance

    7/10

    DA ~50

49. 49

    Chemical Industry Digest / trade press

    Article Mention

    editorial

    chemicalindustrydigest.com

    Trade press covers supply-chain and regulatory developments and cites the companies involved.

    Relevance

    7/10

    DA ~48

50. 50

    Local / national chamber of commerce business register

    Business Directory

    editorial

    eurochambres.eu

    Country chamber member directories are authoritative local-trust citations that Google treats as real-world verification.

    Relevance

    6/10

    DA ~60

Authority figures are estimates and must be re-checked with a live SEO tool before outreach. Nothing here is submitted automatically — review each site, confirm it still accepts external links, and personalise the message.