# Butadiene and MTBE

Their prices have moved together.

Source page: https://www.materialinsights.org/links/butadiene-and-mtbe/

[Butadiene](https://www.materialinsights.org/chemicals/butadiene/) (chemical) and [MTBE](https://www.materialinsights.org/chemicals/mtbe/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: co-product feed

*Cost and price · Strong · Both ways*

Isobutylene comes from the same cracker C4 stream as butadiene and from refinery crackers, so cracker rates affect MTBE supply. The petrochemical proxy moves with the basic organics proxy at 0.29 monthly and 0.64 yearly.

- **0.29** monthly change correlation
- **0.64** 12-month change correlation
- **0.07** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.