aminophylline

Drug ingredient

CAS 317-34-0

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

US productionNot reported

Import value, 2024$6M

Top sourceChina 50%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

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 293959 · basket

These shares come from HS customs code 293959, which covers 9 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CN 50%ChinaIN 39%IndiaPL 6%PolandIT 4%ItalyDE 1%Germany

United Kingdom

3 FDA-registered drug labelers

Qingdao Biopeptek Co., Ltd.

Shandong Xinhua Pharmaceutical Company Limited

Siegfried PharmaChemikalien Minden GmbH

Why It Matters

Sectors

Health

Downstream UsesNot recorded

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 FDA shortage records

Vendor Pricing

$0.31/gAaron Chemicals LLC

CountryHong Kong

Pack$156.00 / 500 g

Purity98%

Vendors16 available

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

15 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.36	500 g	98%
A2B Chem LLC	United States	$0.42	500 g	98%
AA BLOCKS	United States	$0.54	500 g	98%
Ambeed, Inc.	United States	$0.86	100 g	98%
Sigma-Aldrich (Rush Stock)	Germany	$1.37	100 g	98%
Sigma-Aldrich	Germany	$1.37	100 g	98%
Angene International Limited	United States	$3.88	25 g	98%
AstaTech (2 weeks)	United States	$9.60	5 g	95%
MedKoo Biosciences, Inc	United States	$18.00	25 g	98%
TargetMol Chemicals	China → United States	$29.00	1 g	99.94%
Fulfilled by Molport	Latvia	$100.00	50 mg	99.94%
Molnova	China	$170.00	500 mg	99%
Apexbio Technology LLC	United States	$425.00	200 mg	99.05%
Angene	China → Hong Kong	$4266.67	30 mg	98%
Key Organics Ltd.	United Kingdom	$6900.00	10 mg	97%

Chemical Identity

CAS317-34-0

PubChem CID9433

DTXSIDDTXSID40883359

FormulaC16H24N10O4

Mol. Weight420.43 g/mol

SMILESCN1C2=C(C(=O)N(C1=O)C)NC=N2.CN1C2=C(C(=O)N(C1=O)C)NC=N2.C(CN)N

Data Sources

PubChem · compound 9433Retrieved 2026-04-07
EPA TSCA InventoryRetrieved 2026-04-24
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

aminophylline (CAS 317-34-0) https://chemicalindependence.com/chemical/317-34-0/ PubChem: 9433. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/9433 EPA TSCA Inventory: CAS 317-34-0. Retrieved 2026-04-24. https://www.epa.gov/tsca-inventory FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293959 for CAS 317-34-0. Reporting year: 2024. https://usatrade.census.gov/