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skatole

Drug ingredient

CAS 83-34-1

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

Molecular structure of 83-34-1
US productionNot reported
Import value, 2024$1.4B
Top sourceIreland 33%

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 293399 · basket

These shares come from HS customs code 293399, which covers 518 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IE 33%IrelandCN 26%ChinaIN 11%IndiaDE 9%GermanyIT 4%Italy
4 FDA-registered drug labelers
Apex Energetics Inc.
BioActive Nutritional, Inc.
Energique, Inc
Guna spa

Why It Matters

Sectors
Health
Downstream Uses

Appears in 8 drug and cosmetic product listings (FDA).

  • •Eubioflor
  • •Lymphastat F
  • •Colotox
  • •GUNA Bowel PLUS
  • •A04 DEEP Antitox
  • •B04 Digestion
  • •GUNA-Bowel
  • •D02 Digestive Drainage
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$0.40/gA2B Chem LLC
CountryUnited States
Pack$199.00 / 500 g
Purity98%
Vendors33 available

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

32 more vendors
VendorCountry$/gPackPurity
AA BLOCKSUnited States$0.411 kg98%
Aaron Chemicals LLCHong Kong$0.42100 g98%
Angene ChemicalChina → Hong Kong$0.50100 g98%
PharmaBlock USUnited States$0.50100 g97%
ChemsceneUnited States$0.521 kg—
Combi-Blocks, Inc.United States$0.65100 g98%
Fluorochem EUGermany$0.80100 g97%
Fluorochem UKUnited Kingdom$0.82100 g97%
SpiroChem (2 weeks)Switzerland$0.86250 g95%
Sigma-Aldrich (Rush Stock)Germany$1.181 kg98%
Sigma-AldrichGermany$1.181 kg98%
AstaTech, IncUnited States$1.3225 g95%
AK Scientific SpecializedUnited States$1.41100 g95%
SynthonixUnited States$1.6025 g97%
AK Scientific, Inc.United States$1.97100 g98%
AldlabUnited States$2.0710 g95%
Cayman EuropeEstonia$2.07100 g98%
MedChemExpress MCESweden$2.88100 g99.99%
Angene International LimitedUnited States$3.38100 g98%
Key Organics Ltd.United Kingdom$4.7625 g95%
ALFA AESARGermany$7.185 g98%
ChemDiv, Inc.United States$18.0050 g90%
InterbioscreenHong Kong$24.0010 g95%
TargetMol ChemicalsChina → United States$29.001 g99.96%
MolnovaChina$370.00100 mg99%
Labotest KGGermany$453.001000 mg90%
SpecsNetherlands$1076.90100 mg90%
Princeton BioMolecular Research (SC)United States$2900.00100 mg90%
Vitas M Chemical LimitedHong Kong$3170.00100 mg90%
AngeneChina → Hong Kong$4266.6730 mg98%
AsinexNetherlands$6461.40100 mg90%
TimTec, LLC (back-ordered)United States$32000.0015 mg94%

Chemical Identity

CAS83-34-1
PubChem CID6736
DTXSIDDTXSID8021775
FormulaC9H9N
Mol. Weight131.17 g/mol
SMILESCC1=CNC2=CC=CC=C12

Data Sources

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Brief citations

skatole (CAS 83-34-1) https://chemicalindependence.com/chemical/83-34-1/ PubChem: 6736. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/6736 EPA TSCA Inventory: CAS 83-34-1. 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 293399 for CAS 83-34-1. Reporting year: 2024. https://usatrade.census.gov/