C.I. Acid Red 52

EPA records show zero U.S. production of this chemical.

Molecular structure of 3520-42-1
US ProductionZero
Import Value$56M
Top SourceIndia 70%

The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.

Where It Comes From

Customs basis: HS 320412 · basket

These shares come from HS customs code 320412, which covers 19 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.

Source Countries
IN 70%IndiaMY 7%MalaysiaCH 4%SwitzerlandCN 4%ChinaDE 3%Germany

Why It Matters

No data available

Vendor Pricing

$0.20/gAaron Chemicals LLC
CountryHong Kong
Pack$101.00 / 500 g
Purity70%
Vendors11 available

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

10 more vendors
VendorCountry$/gPackPurity
Angene ChemicalChina Hong Kong$0.24500 g70%
BLD Pharmatech Ltd.China$0.32500 g70%
A2B Chem LLCUnited States$0.38100 g
AA BLOCKSUnited States$0.47100 g
BLD Pharmatech GmbHGermany$1.1625 g70%
Angene International LimitedUnited States$16.6425 g
BLD Pharmatech Co., LimitedUnited States$200.00100 mg70%
Ambeed, Inc.United States$200.00100 mg70%
AngeneChina Hong Kong$4266.6730 mg70%
Cayman EuropeEstonia$8829.8050 mg75%

Chemical Identity

CAS3520-42-1
PubChem CID9916275
DTXSIDDTXSID7021235
FormulaC27H29N2NaO7S2
Mol. Weight580.7 g/mol
SMILESCCN(CC)C1=CC2=C(C=C1)C(=C3C=CC(=[N+](CC)CC)C=C3O2)C4=C(C=C(C=C4)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+]

Data Sources

DTXSID70212352026-04-06

https://doi.org/10.23645/epacomptox.5588566

Archive: data/sources/comptox/dsstox_identifiers.csv

99162752026-04-06

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/cid/9916275/property/MolecularFormula,MolecularWeight,CanonicalSMILES,InChIKey/JSON

Archive: data/sources/pubchem_properties/9916275.json

3520-42-12026-04-24

https://www.epa.gov/chemical-data-reporting

Archive: data/sources/epa_cdr/2020_cdr.csv