Chemical Abstracts Service
E40284
Chemical Abstracts Service is a division of the American Chemical Society that provides a comprehensive database of chemical literature and substances, widely used for research and indexing in the chemical sciences.
All labels observed (8)
| Label | Occurrences |
|---|---|
| Chemical Abstracts Service canonical | 30 |
| CAS Registry | 3 |
| CAS, a division of the American Chemical Society | 2 |
| SciFinder | 2 |
| CAS (Chemical Abstracts Service) | 1 |
| CAS Reactions database | 1 |
| CAS Registry database | 1 |
| CAS databases | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T311486 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chemical Abstracts Service Context triple: [Journal of Applied Physics, isIndexedIn, Chemical Abstracts Service]
-
A.
American Chemical Society
The American Chemical Society is a leading U.S.-based scientific society dedicated to advancing the study and practice of chemistry through research publications, conferences, education, and professional support for chemists.
-
B.
Ei Compendex
Ei Compendex is a comprehensive engineering literature database that indexes scientific and technical research publications across a wide range of engineering disciplines.
-
C.
Chemical & Engineering News
Chemical & Engineering News is a weekly magazine and news outlet that covers research, industry, policy, and career developments in chemistry and related fields.
-
D.
American Institute of Chemical Engineers
The American Institute of Chemical Engineers is a professional organization that represents chemical engineers and advances the practice and education of chemical engineering.
-
E.
American Crystallographic Association
The American Crystallographic Association is a scientific society dedicated to advancing the study of crystal structures and promoting research and education in crystallography.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chemical Abstracts Service Target entity description: Chemical Abstracts Service is a division of the American Chemical Society that provides a comprehensive database of chemical literature and substances, widely used for research and indexing in the chemical sciences.
-
A.
American Chemical Society
The American Chemical Society is a leading U.S.-based scientific society dedicated to advancing the study and practice of chemistry through research publications, conferences, education, and professional support for chemists.
-
B.
Ei Compendex
Ei Compendex is a comprehensive engineering literature database that indexes scientific and technical research publications across a wide range of engineering disciplines.
-
C.
Chemical & Engineering News
Chemical & Engineering News is a weekly magazine and news outlet that covers research, industry, policy, and career developments in chemistry and related fields.
-
D.
American Institute of Chemical Engineers
The American Institute of Chemical Engineers is a professional organization that represents chemical engineers and advances the practice and education of chemical engineering.
-
E.
American Crystallographic Association
The American Crystallographic Association is a scientific society dedicated to advancing the study of crystal structures and promoting research and education in crystallography.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
chemical database provider
ⓘ
division of the American Chemical Society ⓘ scientific information service ⓘ |
| areaServed | worldwide ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| databaseType |
bibliographic database
ⓘ
patent database ⓘ reaction database ⓘ substance database ⓘ |
| field |
chemical information
ⓘ
chemistry ⓘ scientific publishing ⓘ |
| focus |
chemical reactions
ⓘ
chemical substances ⓘ patent literature ⓘ scientific literature ⓘ |
| hasPart |
CAS Patents collection
ⓘ
CAS Reactions database ⓘ
linked to:
Chemical Abstracts Service
CAS References database ⓘ CAS Registry database ⓘ
linked to:
CAS Registry Numbers
|
| headquartersLocation | Columbus, Ohio ⓘ |
| identifierSystem | CAS Registry Number ⓘ |
| knownFor |
CAS Registry Numbers
ⓘ
chemical substance database ⓘ comprehensive coverage of chemical literature ⓘ |
| language | English ⓘ |
| operatedBy | American Chemical Society ⓘ |
| parentOrganization | American Chemical Society ⓘ |
| product |
CAS Analytical Methods
ⓘ
CAS Common Chemistry ⓘ CAS Formulus ⓘ CAS Reactions ⓘ
linked to:
Current Chemical Reactions
CAS Registry ⓘ
linked to:
Chemical Abstracts Service
CAS Registry Number system ⓘ
linked to:
CAS Common Chemistry
CAS SciFinder Discovery Platform ⓘ
linked to:
SciFinder-n
CAS databases ⓘ
linked to:
Chemical Abstracts Service
STN International ⓘ SciFinder ⓘ
linked to:
Chemical Abstracts Service
SciFinder-n ⓘ |
| service |
chemical substance registration
ⓘ
indexing of chemical literature ⓘ patent indexing in chemistry ⓘ provision of chemical bibliographic data ⓘ provision of chemical structure data ⓘ |
| usedBy |
academic institutions
ⓘ
chemical industry ⓘ chemists ⓘ patent professionals ⓘ pharmaceutical researchers ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Chemical Abstracts Service Description of subject: Chemical Abstracts Service is a division of the American Chemical Society that provides a comprehensive database of chemical literature and substances, widely used for research and indexing in the chemical sciences.
Referenced by (41)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
ACS
linked to: Chemical Abstracts Service
subject linked to:
ACS
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service
subject linked to:
CAS Registry Numbers
subject linked to:
CAS Registry Numbers
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service
linked to: Chemical Abstracts Service