# CAS Registry Number

> chemical identifier

**Wikidata**: [Q102507](https://www.wikidata.org/wiki/Q102507)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/CAS_Registry_Number)  
**Source**: https://4ort.xyz/entity/cas-registry-number


## References

1. Freebase Data Dumps. 2013
2. The Generation of a Unique Machine Description for Chemical Structures-A Technique Developed at Chemical Abstracts Service
3. Growth and change of the world’s chemical literature as reflected in Chemical abstracts
4. Tables from Growth and Change of the World's Chemical Literature as Reflected in Chemical Abstracts
5. From chemical documentation to chemoinformatics: 50 years of chemical information science
6. The Chemical Abstracts Service Chemical Registry System. I. General Design
7. The Chemical Abstracts Service Chemical Registry System. VIII. Manual Registration
8. [Source](https://www.acs.org/content/acs/en/pressroom/newsreleases/2009/september/50-millionth-unique-chemical-substance-recorded-in-cas-registry.html)
9. Similarity searching on CAS Registry substances. 1. Global molecular property and generic atom triangle geometric searching
10. Information Retrieval: SciFinder and SciFinder Scholar
11. [2009](https://www.acs.org/pressroom/newsreleases/2009/september/50-millionth-unique-chemical-substance-recorded-in-cas-registry.html)
12. [Source](https://www.acs.org/content/acs/en/pressroom/newsreleases/2011/may/cas-registrysm-k-pace-with-rapid-growth-of-chemical-research-registers-60-millionth-substance.html)
13. [Source](https://www.prnewswire.com/news-releases/cas-assigns-the-100-millionth-cas-registry-number-to-a-substance-designed-to-treat-acute-myeloid-leukemia-300106332.html)
14. [Source](https://web.archive.org/web/20210430123159/https://www.cas.org/cas-data/cas-registry)
15. [Source](https://www.cas.org/cas-data/cas-registry)
16. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)