bilirubin

Drug ingredient

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

Molecular structure of 635-65-4

Where It Comes From

2 FDA-registered drug labelers
BioActive Nutritional, Inc.
Professional Complementary Health Formulas

Why It Matters

Sectors
Health
Downstream Uses

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

  • Colotox
  • Bile Acids Combination 9319
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$32.96/gAA BLOCKS
CountryUnited States
Pack$824.00 / 25 g
Purity97%
Vendors2 available

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

1 more vendor
VendorCountry$/gPackPurity
Aaron Chemicals LLCHong Kong$57.205 g97%

Chemical Identity

CAS635-65-4
PubChem CID5280352
DTXSIDDTXSID8060905
FormulaC33H36N4O6
Mol. Weight584.7 g/mol
SMILESCC1=C(NC(=C1CCC(=O)O)CC2=C(C(=C(N2)C=C3C(=C(C(=O)N3)C)C=C)C)CCC(=O)O)C=C4C(=C(C(=O)N4)C=C)C

Data Sources

52803522026-04-07

https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/name/bilirubin/cids/JSON

Archive: data/sources/pubchem_name/bilirubin.json

CAS 635-65-42026-04-24

https://www.epa.gov/tsca-inventory

Archive: data/sources/tsca/tsca_inventory.csv

bulk match2026-04-07

https://open.fda.gov/data/ndc/

Archive: data/sources/fda/ndc/ndc.json