Tirbanibulin

Drug ingredient

CAS 897016-82-9

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 897016-82-9
US productionNot reported
Import value, 2024$6.4B
Top sourceSingapore 36%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293499 · basket

These shares come from HS customs code 293499, which covers 575 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 5%India
2 FDA-registered drug labelers
Almirall, LLC
Indena SpA

Why It Matters

Sectors
Health
Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

  • •Klisyri
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$840.00/gCombi-Blocks, Inc.
CountryUnited States
Pack$840.00 / 1 g
Purity98%
Vendors17 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

Chemical Identity

CAS897016-82-9
PubChem CID23635314
DTXSIDDTXSID30237862
FormulaC26H29N3O3
Mol. Weight431.5 g/mol
SMILESC1COCCN1CCOC2=CC=C(C=C2)C3=CN=C(C=C3)CC(=O)NCC4=CC=CC=C4

Data Sources

Brief citations

Tirbanibulin (CAS 897016-82-9) https://chemicalindependence.com/chemical/897016-82-9/ PubChem: 23635314. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/23635314 FDA National Drug Code directory: CAS 897016-82-9. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293499 for CAS 897016-82-9. Reporting year: 2024. https://usatrade.census.gov/