Isradipine

Drug ingredient

CAS 75695-93-1

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

Molecular structure of 75695-93-1
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
6 FDA-registered drug labelers
AvKARE
Catalent Micron Technologies, Inc.
Elite Laboratories, Inc.
Quimica Sintetica S.A.
Sterling Pharma Solutions Limited
Teva Pharmaceuticals USA, Inc.

Why It Matters

Sectors
Health
Downstream Uses

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

  • •Isradipine
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$70.40/gCombi-Blocks, Inc.
CountryUnited States
Pack$352.00 / 5 g
Purity95%
Vendors27 available

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

Chemical Identity

CAS75695-93-1
PubChem CID3784
DTXSIDDTXSID4023179
FormulaC19H21N3O5
Mol. Weight371.4 g/mol
SMILESCC1=C(C(C(=C(N1)C)C(=O)OC(C)C)C2=CC=CC3=NON=C32)C(=O)OC

Data Sources

Brief citations

Isradipine (CAS 75695-93-1) https://chemicalindependence.com/chemical/75695-93-1/ PubChem: 3784. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/3784 FDA National Drug Code directory: CAS 75695-93-1. 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 75695-93-1. Reporting year: 2024. https://usatrade.census.gov/