Updated 2026

Free ACS Citation Generator

Create ACS references for chemistry papers with real metadata lookup, journal abbreviation support, and field warnings.

ChemistryChemical EngineeringMaterials ScienceBiochemistryEnvironmental Chemistry
Try real examples

How it works

How this ACS generator works

Journal records are checked against local NLM data first, then ACS abbreviation rules are used only as a fallback.

ACS is common in chemistry, chemical engineering, materials science, and adjacent lab courses.

  1. 1Paste a DOI, ISBN, URL, or source title.
  2. 2Review the metadata source label and any missing field warnings.
  3. 3Edit source fields if the free lookup missed something.
  4. 4Copy the full citation or in-text citation.

Citation rules

In-text citations

ACS uses either superscript numbers¹ or italic numbers in parentheses (1), numbered by first appearance.

Reference list

Reference list format

Journal names appear as abbreviated titles with periods. Author names are listed surname first with semicolons between entries.

ACS review sheet

ACS checks for chemistry sources

ACS references are sensitive to author punctuation, abbreviated journal titles, DOI presence, and page ranges.

Before you copy

  1. Use semicolons between authors where the style requires them.

  2. Prefer NLM journal abbreviations, then apply ACS punctuation carefully.

  3. Keep DOI values for journal articles when CrossRef provides them.

Source examples to review

Match the source type, then check the fields that usually cause mistakes.

  • Chemistry article

    Cite a DOI from a journal

    Check
    Abbreviated journal title, year, volume, pages, DOI

  • Lab manual

    Enter source details manually

    Check
    Institution, title, version, year

  • Book

    Look up an ISBN

    Check
    Authors, title, publisher, edition, year

Style notes

Quick ACS rules

  • ACS reference lists are numbered and ordered by first appearance.
  • Journal names usually appear as abbreviated titles with periods.
  • DOI values are important for chemistry articles and should be kept when available.
  • Article titles, journal title, year, volume, and pages are the core fields to verify.

Avoid errors

Common ACS mistakes

1

Missing journal abbreviations with periods

2

Wrong author separator (use semicolons, not commas)

3

Not including DOI for journal articles

Learn more

Official ACS style guide

This generator applies ACS Guide to Scholarly Communication 2020 rules. For full formatting requirements and examples, consult the official style manual.

Visit official guide

Why trust this

Data sources

The ACS citation output is built from real metadata sources, not invented data. Each result labels where the information came from:

CrossRefGoogle BooksNLM databaseURL metadataManual entry

Questions

Frequently asked questions

Does this ACS generator use real article data?

Yes. DOI and title searches use CrossRef. The page labels the data source under the result.

How are ACS journal abbreviations handled?

The tool checks NLM journal data and applies ACS punctuation rules when a short title is available.

Can I cite a book in ACS style?

Yes. ISBN and book title searches use Google Books when available, and you can edit the fields.

Will the tool invent missing citation data?

No. Missing fields are shown as warnings so you can confirm or add them manually.

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