CAS Common Chemistry

E200714

CAS Common Chemistry is a free online resource from the Chemical Abstracts Service that provides curated chemical information, including identifiers and basic data for commonly encountered substances.

Try in SPARQL Jump to: Surface forms Statements Referenced by

All labels observed (2)

Label Occurrences
CAS Common Chemistry canonical 1
CAS Registry Number system 1

Statements (45)

Predicate Object
instanceOf chemical information resource
online chemical database
web service
accessModel free to use
aimsTo provide reliable basic chemical information to the public
support education and research with curated chemical data
countryOfOrigin United States of America
surface form: United States
dataCuration expert curated
dataQuality curated and verified by CAS
dataScope commonly encountered chemical substances
dataSource Chemical Abstracts Service
surface form: CAS Registry
hasContent basic data for commonly encountered substances
chemical identifiers
curated chemical information
hasFeature downloadable data for individual substances
links to related resources
standardized chemical identifiers
hasURL https://commonchemistry.cas.org
includes industrial chemicals
inorganic compounds
laboratory chemicals
organic compounds
isAccessibleVia web browser
isPartOf CAS information products
language English
licenseType free online resource
maintainedBy CAS
Chemical Abstracts Service
operator Chemical Abstracts Service
parentOrganization American Chemical Society
provides CAS Registry Numbers
chemical names
links to additional CAS information services
molecular formulas
structure information
synonyms
searchCapability search by CAS Registry Number
search by chemical name
search by molecular formula
subjectArea chemical informatics
chemistry
targetAudience educators
general public
scientists
students

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: CAS Common Chemistry
Description of subject: CAS Common Chemistry is a free online resource from the Chemical Abstracts Service that provides curated chemical information, including identifiers and basic data for commonly encountered substances.

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Chemical Abstracts Service product CAS Common Chemistry
this entity surface form: CAS Registry Number system
Chemical Abstracts Service product CAS Common Chemistry