Tazemetostat hydrobromide

Drug ingredient

CAS 1467052-75-0

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

Molecular structure of 1467052-75-0 — 1 HBr

US productionNot reported

Top sourceNo public record

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

Why supply is unknown

Where It Comes From

EPA and Census publish no US supply data for this chemical.

2 FDA-registered drug labelers

Epizyme, Inc.

Sterling Pharma Solutions Limited

Why It Matters

Sectors

Health

Downstream Uses

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

•Tazverik

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No Shortage

Shortage History

Rows group FDA shortage filings by drug product. Each manufacturer makes its own FDA shortage filing, so one product can carry several reports at once: Available, Limited Availability, Unavailable or to be discontinued.

to be discontinued
Tazemetostat Hydrobromide Tablet
Shortage listed since March 27, 2026

See all current drug shortages

Vendor Pricing

$342.00/gCombi-Blocks, Inc.

CountryUnited States

Pack$1710.00 / 5 g

Purity95%

Vendors12 available

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

11 more vendors

Vendor	Country	$/g	Pack	Purity
BLD Pharmatech Ltd.	China	$350.80	5 g	98%
Ambeed, Inc.	United States	$385.80	5 g	98%
A2B Chem LLC	United States	$392.00	1 g	99.8%
Angene Chemical	China → Hong Kong	$430.40	5 g	98%
Aaron Chemicals LLC	Hong Kong	$536.00	1 g	98%
AA BLOCKS	United States	$676.00	500 mg	99.8%
Molnova	China	$714.00	500 mg	99%
AstaTech (2 weeks)	United States	$757.00	1 g	95%
MedKoo Biosciences, Inc	United States	$2050.00	1 g	98%
TargetMol Chemicals EU	Austria	$5300.00	200 mg	99.8%
TargetMol Chemicals	China → United States	$7060.00	100 mg	99.8%

Chemical Identity

CAS1467052-75-0

PubChem CID71761627

DTXSIDDTXSID101027715

FormulaC34H45BrN4O4

Mol. Weight653.6 g/mol

SMILESCCN(C1CCOCC1)C2=CC(=CC(=C2C)C(=O)NCC3=C(C=C(NC3=O)C)C)C4=CC=C(C=C4)CN5CCOCC5.Br

Data Sources

PubChem · compound 71761627Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA Drug ShortagesRetrieved 2026-10-04

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Brief citations

Tazemetostat hydrobromide (CAS 1467052-75-0) https://chemicalindependence.com/chemical/1467052-75-0/ PubChem: 71761627. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/71761627 FDA National Drug Code directory: CAS 1467052-75-0. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA Drug Shortages: CAS 1467052-75-0. Retrieved 2026-10-04. https://www.accessdata.fda.gov/scripts/drugshortages/