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Dofetilide

Drug ingredient

CAS 115256-11-6

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

Molecular structure of 115256-11-6
US productionNot reported
Import value, 2024$2.0B
Top sourceIreland 63%

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 293590 · basket

These shares come from HS customs code 293590, which covers 182 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IE 63%IrelandSG 14%SingaporeIN 7%IndiaCN 7%ChinaCH 2%Switzerland
18 FDA-registered drug labelers
Accord Healthcare, Inc.
Aurobindo Pharma Limited
Bionpharma Inc.
Dr. Reddy's Labratories Inc.
Enaltec Labs Pvt Ltd
EXELAN PHARMACEUTICALS, INC.
FARMAK, A.S.
Granules Pharmaceuticals Inc.
Industriale Chimica s.r.l.
Major Pharmaceuticals
MSN Life Sciences Private Limited
NorthStar RxLLC
Novadoz Pharmaceuticals LLC
Pfizer Laboratories Div Pfizer Inc
Sigmapharm Laboratories, LLC
Sionc Pharmaceutical Private Limited
SUN PHARMACEUTICAL INDUSTRIES, INC.
Veranova, L.P.

Why It Matters

Sectors
Health
Downstream Uses

Appears in 5 drug and cosmetic product listings (FDA).

  • •Tikosyn
  • •Dofetilide
  • •Dofetilide 0.25mg
  • •Dofetilide 0.5mg
  • •Dofetilide 0.125mg
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$135.00/gCombi-Blocks, Inc.
CountryUnited States
Pack$135.00 / 1 g
Purity95%
Vendors21 available

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

20 more vendors
VendorCountry$/gPackPurity
Aaron Chemicals LLCHong Kong$144.605 g98%
AK Scientific, Inc.United States$147.001 g98%
Angene ChemicalChina → Hong Kong$154.605 g98%
A2B Chem LLCUnited States$159.001 g98%
Ambeed, Inc.United States$162.001 g98%
AA BLOCKSUnited States$164.001 g98%
AstaTech, IncUnited States$179.001 g95%
Angene International LimitedUnited States$261.001 g98%
Fulfilled by MolportLatvia$480.0025 mg98%
TargetMol ChemicalsChina → United States$1930.00200 mg99.06%
MolnovaChina$2275.00200 mg99%
AngeneChina → Hong Kong$2500.0030 mg98%
MedChemExpress MCESweden$3932.50100 mg98.84%
Apexbio Technology LLCUnited States$6600.0010 mg99.1%
Sigma-Aldrich (Rush Stock)Germany$7131.10200 mg—
Sigma-AldrichGermany$7131.10200 mg—
Cayman EuropeEstonia$7830.2050 mg98%
Axon MedchemNetherlands$8160.0050 mg99%
MedKoo Biosciences, IncUnited States$15000.0050 mg98%
TimTec, LLCUnited States$25000.0020 mg90%

Chemical Identity

CAS115256-11-6
PubChem CID71329
DTXSIDDTXSID5046433
FormulaC19H27N3O5S2
Mol. Weight441.6 g/mol
SMILESCN(CCC1=CC=C(C=C1)NS(=O)(=O)C)CCOC2=CC=C(C=C2)NS(=O)(=O)C

Data Sources

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Brief citations

Dofetilide (CAS 115256-11-6) https://chemicalindependence.com/chemical/115256-11-6/ PubChem: 71329. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/71329 FDA National Drug Code directory: CAS 115256-11-6. 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 293590 for CAS 115256-11-6. Reporting year: 2024. https://usatrade.census.gov/