Benzenesulfonic acid, 2-amino-5-methoxy-

CAS 13244-33-2

Molecular structure of 13244-33-2
US productionNot reported
Import value, 2024$64M
Top sourceChina 52%

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 292229 · basket

These shares come from HS customs code 292229, which covers 84 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 52%ChinaJP 25%JapanIN 18%IndiaIT 3%ItalyKR 1%South Korea

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Vendor Pricing

$0.16/gA2B Chem LLC
CountryUnited States
Pack$81.00 / 500 g
Purity95%
Vendors15 available

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

Chemical Identity

CAS13244-33-2
PubChem CIDNot recorded
DTXSIDDTXSID2065381
FormulaC7H9NO4S
Mol. Weight203.21 g/mol
SMILESCOC1=CC(=C(N)C=C1)S(O)(=O)=O

Data Sources

Brief citations

Benzenesulfonic acid, 2-amino-5-methoxy- (CAS 13244-33-2) https://chemicalindependence.com/chemical/13244-33-2/ EPA TSCA Inventory: CAS 13244-33-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 292229 for CAS 13244-33-2. Reporting year: 2024. https://usatrade.census.gov/