L-(+)-Arginine monohydrochloride

Drug ingredient

CAS 1119-34-2

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

Molecular structure of 1119-34-2 — 1 HCl

US production34.5K lb

Import volumeZero

Import dependency0%

Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 292529 · basket

EPA reports by year

2023: US production 34.5K lb · Imports Zero
2019: US production Confidential · Imports Confidential

HS customs code 292529 covers 64 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Life Technologies

Why It Matters

Sectors

Health

Downstream Uses

Appears in 2 drug and cosmetic product listings (FDA).

•R-Gene
•Diatrol

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

Industrial Uses

•Catalyst in Pharmaceutical and Medicine ManufacturingUse—non-incorporative activities

Vendor Pricing

$0.36/gCombi-Blocks, Inc.

CountryUnited States

Pack$360.00 / 1 kg

Purity98%

Vendors22 available

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

21 more vendors

Vendor	Country	$/g	Pack	Purity
Aaron Chemicals LLC	Hong Kong	$0.37	500 g	98%
A2B Chem LLC	United States	$0.37	100 g	98%
Angene Chemical	China → Hong Kong	$0.39	500 g	—
AA BLOCKS	United States	$0.41	1 kg	97%
BLD Pharmatech Co., Limited	United States	$0.52	100 g	97%
BLD Pharmatech GmbH	Germany	$0.52	100 g	97%
Ambeed, Inc.	United States	$0.52	100 g	97%
AK Scientific Specialized	United States	$0.70	100 g	95%
Acrotein ChemBio, Inc.	United States	$0.75	250 g	—
MedChemExpress MCE	Sweden	$0.88	100 g	98%
BLD Pharmatech Ltd.	China	$1.16	25 g	97%
AK Scientific, Inc.	United States	$2.88	100 g	98%
Angene International Limited	United States	$4.77	100 g	98%
AstaTech (2 weeks)	United States	$6.52	25 g	95%
Sigma-Aldrich (Rush Stock)	Germany	$16.80	25 g	98%
Sigma-Aldrich	Germany	$16.80	25 g	98%
A2B Chem LLC (1 week)	United States	$18.80	5 g	95%
Interbioscreen	Hong Kong	$41.00	10 g	95%
TargetMol Chemicals	China → United States	$145.00	200 mg	99.83%
Labotest KG	Germany	$453.00	1000 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	—

Chemical Identity

CAS1119-34-2

PubChem CID66250

DTXSIDDTXSID20883650

FormulaC6H15ClN4O2

Mol. Weight210.66 g/mol

SMILESC(CC(C(=O)O)N)CN=C(N)N.Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID20883650Retrieved 2026-04-06
PubChem · compound 66250Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

← Back to Dashboard ← Back to Health

Brief citations

L-(+)-Arginine monohydrochloride (CAS 1119-34-2) https://chemicalindependence.com/chemical/1119-34-2/ EPA CompTox (DSSTox): DTXSID20883650. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID20883650 PubChem: 66250. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/66250 EPA Chemical Data Reporting: 1119-34-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 1119-34-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting