# Small-molecule APIs: Relationships

Source page: https://www.materialinsights.org/chemicals/apis/links/

Every element and industry that Small-molecule APIs is linked to, and how. Each pair has its own card explaining the relationships between the two.

- [Crude oil](https://www.materialinsights.org/links/crude-oil-and-small-molecule-apis/): Crude oil is a raw material for small-molecule APIs; their prices have moved together.
- [Antibiotic intermediates (6-APA, 7-ACA)](https://www.materialinsights.org/links/antibiotic-intermediates-6-apa-7-aca-and-small-molecule-apis/): Their prices have moved together.
- [Healthcare services](https://www.materialinsights.org/links/healthcare-services-and-small-molecule-apis/): Healthcare services depends on small-molecule APIs.
- [Methanol](https://www.materialinsights.org/links/methanol-and-small-molecule-apis/): Their prices have moved together.
- [Pharmaceuticals](https://www.materialinsights.org/links/pharmaceuticals-and-small-molecule-apis/): Pharmaceuticals depends on small-molecule APIs.
- [Public administration, defence and security](https://www.materialinsights.org/links/public-administration-defence-and-security-and-small-molecule-apis/): Public administration, defence and security depends on small-molecule APIs.

## Other sections

- [Summary](https://www.materialinsights.org/chemicals/apis/index.md)
- [Overview](https://www.materialinsights.org/chemicals/apis/overview/index.md)
- [Correlation](https://www.materialinsights.org/chemicals/apis/correlation/index.md)
- [Production route](https://www.materialinsights.org/chemicals/apis/routes/index.md)
- [Production](https://www.materialinsights.org/chemicals/apis/production/index.md)
- [Feedstocks](https://www.materialinsights.org/chemicals/apis/feedstocks/index.md)
- [Cycles](https://www.materialinsights.org/chemicals/apis/cycles/index.md)
- [Trading](https://www.materialinsights.org/chemicals/apis/trading/index.md)
- [Movement](https://www.materialinsights.org/chemicals/apis/movement/index.md)
- [Regulation](https://www.materialinsights.org/chemicals/apis/regulation/index.md)
- [Characteristics](https://www.materialinsights.org/chemicals/apis/characteristics/index.md)
- [Emissions](https://www.materialinsights.org/chemicals/apis/emissions/index.md)