BIOCHEMICAL JOURNAL impact factor and ranking
This profile summarizes the journal metrics and publication information available in the current directory record.
BIOCHEMICAL JOURNAL metric snapshot
BIOCHEMICAL JOURNAL has a bibliometric profile in this directory for 2025. The publisher recorded for the journal is PORTLAND PRESS LTD. Its listed Clarivate Journal Citation Reports (JCR)-based Journal Impact Factor is 4.3. The five-year Journal Impact Factor is 3.9, giving a second citation window for comparison. The journal is recorded in quartile Q2 for its listed JCR category.
Category position and quartile
The recorded JCR category position is 91 out of 319 journals. Based on that rank position, the journal sits within approximately the top 29% of the listed category. Its listed quartile is Q2. Category ranks and quartiles are field-specific and are not measures of the quality of an individual article.
How the citation indicators compare
The five-year Journal Impact Factor (3.9) is 0.4 points lower than the standard Journal Impact Factor (4.3). Without journal self-citations, the Impact Factor is 4.2, a difference of 0.1 points from the listed standard value. The Journal Citation Indicator (JCI) is recorded as 0.7. These measures use different definitions or citation windows, so they are most useful when read together rather than treated as interchangeable scores.
Citation and publication counts
For 2025, the directory record for BIOCHEMICAL JOURNAL lists total cites: 37,587; total articles: 74; citable items: 104. These fields describe different parts of the JCR record and should not be combined into an article-level quality score.
Citation half-life profile
The cited half-life is 19.5 years, indicating the median age of items that contributed citations to the journal in the reporting framework. The citing half-life is 10.2 years, indicating the median age of references used by the journal’s articles.
Identifiers and verification
BIOCHEMICAL JOURNAL is identified in this directory by print ISSN 0264-6021 and electronic ISSN 1470-8728. The publisher is recorded as PORTLAND PRESS LTD. When making submission, library, or research-evaluation decisions, verify the title and identifiers against the journal publisher and the official Clarivate Journal Citation Reports record.
Complete journal information
Use this table to verify the individual metric values, identifiers and publication details stored for this journal.
| Journal name | BIOCHEMICAL JOURNAL |
|---|---|
| Abbreviated journal | BIOCHEM J |
| Publisher | PORTLAND PRESS LTD |
| Metric year | 2025 |
| Overall rank | 2,660 |
| ISSN | 0264-6021 |
| eISSN | 1470-8728 |
| Total cites | 37,587 |
| Total articles | 74 |
| Citable items | 104 |
| Cited half-life | 19.5 years |
| Citing half-life | 10.2 years |
| JCR-based Journal Impact Factor | 4.3 |
| 5-Year Impact Factor | 3.9 |
| Impact Factor without journal self-cites | 4.2 |
| Journal Citation Indicator | 0.7 |
| JCR Impact Factor quartile | Q2 |
| JCR category rank | 91/319 |
| Database record updated |
Frequently asked questions
What is the 2025 JCR-based Journal Impact Factor of BIOCHEMICAL JOURNAL?
The Journal Impact Factor recorded in this directory as a Clarivate Journal Citation Reports (JCR)-based value for BIOCHEMICAL JOURNAL is 4.3 for the 2025 metric year.
What are the JCR quartile and category rank of BIOCHEMICAL JOURNAL?
BIOCHEMICAL JOURNAL is listed with quartile Q2 and category rank 91/319. These values are category-specific and should be verified against the official JCR record when used for formal assessment.
What is the five-year Journal Impact Factor of BIOCHEMICAL JOURNAL?
The five-year Journal Impact Factor recorded for BIOCHEMICAL JOURNAL is 3.9. It uses a longer citation window than the standard Journal Impact Factor.
Who publishes BIOCHEMICAL JOURNAL?
BIOCHEMICAL JOURNAL is listed in this directory as being published by PORTLAND PRESS LTD.
Related journal profiles
Journals in the same approved specialty or subject are shown first, followed by same-publisher or similar-metric records when needed.