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Dipyridamole

Drug ingredient

CAS 58-32-2

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

Molecular structure of 58-32-2
US productionNot reported
Import value, 2024$7.6B
Top sourceIreland 61%

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 293359 · basket

These shares come from HS customs code 293359, which covers 295 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IE 61%IrelandCH 30%SwitzerlandGB 2%United KingdomCN 2%ChinaIN 1%India
22 FDA-registered drug labelers
AGC Pharma Chemicals Europe, S.L.U.
Amneal Pharmaceuticals LLC
Amneal Pharmaceuticals of New York LLC
AvKARE
Bryant Ranch Prepack
COHANCE LIFESCIENCES LIMITED
Dr. Reddy's Laboratories Inc
Endo USA, Inc.
Glenmark Pharmaceuticals Inc., USA
Henry Schein, Inc.
HF Acquisition Co LLC, DBA HealthFirst
Hikma Pharmaceuticals USA Inc.
Major Pharmaceuticals
Matrix Pharmacorp Private Limited
Micro Labs Limited
NorthStar Rx LLC
Oxford Pharmaceuticals, LLC
Professional Compounding Centers of America dba PCCA
QIDONG DONGYUE PHARMACEUTICAL CO., LTD.
Societa Italiana Medicinali Scandicci S.I.M.S., SrL
Zydus Lifesciences Limited
Zydus Pharmaceuticals USA Inc.

Why It Matters

Sectors
Health
Downstream Uses

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

  • •Dipyridamole
  • •Aspirin and Extended-Release Dipyridamole
  • •Asprin AND Extended-Release Dipyridamole
  • •Aspirin and Extended - Release Dipyridamole Capsules, 25 mg / 200 mg
  • •Aspirin and Dipyridamole
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$0.76/gCombi-Blocks, Inc.
CountryUnited States
Pack$380.00 / 500 g
Purity98%
Vendors33 available

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

32 more vendors
VendorCountry$/gPackPurity
A2B Chem LLCUnited States$0.81500 g98%
AA BLOCKSUnited States$0.86500 g98%
BLD Pharmatech GmbHGermany$0.87500 g98%
BLD Pharmatech Ltd.China$0.87500 g98%
Apollo Scientific UKUnited Kingdom$0.872.5 kg98%
Aaron Chemicals LLCHong Kong$0.94100 g98%
Ambeed, Inc.United States$0.95500 g98%
AK Scientific SpecializedUnited States$0.96100 g95%
Angene ChemicalChina → Hong Kong$1.09100 g98%
AK Scientific, Inc.United States$1.27100 g98%
BLD Pharmatech Co., LimitedUnited States$1.36100 g98%
Angene International LimitedUnited States$2.31100 g98%
Fluorochem UKUnited Kingdom$3.4310 g95%
Fulfilled by MolportLatvia$5.001 g—
Cayman EuropeEstonia$8.4725 g98%
MedKoo Biosciences, IncUnited States$18.0025 g98%
Sigma-Aldrich (Rush Stock)Germany$23.8125 g98%
Sigma-AldrichGermany$23.8125 g98%
AstaTech, IncUnited States$31.205 g95%
MolnovaChina$120.00500 mg99%
Apexbio Technology LLCUnited States$124.00500 mg99.89%
TargetMol ChemicalsChina → United States$134.00500 mg99.99%
MedChemExpress MCESweden$215.38500 mg99.93%
InterbioscreenHong Kong$238.0010 g95%
Labotest KGGermany$453.001000 mg90%
TargetMol Chemicals EUAustria$500.00100 mg99.99%
Otava, Ltd. (2 weeks)Ukraine$2724.0050 mg90%
AngeneChina → Hong Kong$4266.6730 mg98%
Key Organics Ltd.United Kingdom$6900.0010 mg97%
TimTec, LLCUnited States$9333.3330 mg98%
Vitas M Chemical LimitedHong Kong$10701.5510 μmol90%
Princeton BioMolecular Research (SC)United States$18000.005 mg90%

Chemical Identity

CAS58-32-2
PubChem CID3108
DTXSIDDTXSID6040668
FormulaC24H40N8O4
Mol. Weight504.6 g/mol
SMILESC1CCN(CC1)C2=NC(=NC3=C2N=C(N=C3N4CCCCC4)N(CCO)CCO)N(CCO)CCO

Data Sources

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Brief citations

Dipyridamole (CAS 58-32-2) https://chemicalindependence.com/chemical/58-32-2/ PubChem: 3108. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/3108 FDA National Drug Code directory: CAS 58-32-2. 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 293359 for CAS 58-32-2. Reporting year: 2024. https://usatrade.census.gov/