Ixazomib citrate

Drug ingredient

CAS 1239908-20-3

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

Molecular structure of 1239908-20-3
US productionNot reported
Import value, 2024$537M
Top sourceChina 39%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

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 293190 · basket

These shares come from HS customs code 293190, which covers 378 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 39%ChinaDE 17%GermanyIT 9%ItalyIN 7%IndiaJP 7%Japan
5 FDA-registered drug labelers
Chunghwa Chemical Synthesis & Biotech. Ltd
MSN Laboratories Private Limited
PPL Pharma Solutions Riverview LLC
Takeda Pharmaceuticals America, Inc.
TAPI Czech Industries s.r.o.

Why It Matters

Sectors
Health
Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

  • •Ninlaro
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$121.00/gAngene Chemical
CountryChina (registered: Hong Kong)
Pack$121.00 / 1 g
Purity97%
Vendors18 available

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

Chemical Identity

CAS1239908-20-3
PubChem CID56844015
DTXSIDDTXSID60924652
FormulaC20H23BCl2N2O9
Mol. Weight517.1 g/mol
SMILESB1(OC(=O)C(O1)(CC(=O)O)CC(=O)O)C(CC(C)C)NC(=O)CNC(=O)C2=C(C=CC(=C2)Cl)Cl

Data Sources

Brief citations

Ixazomib citrate (CAS 1239908-20-3) https://chemicalindependence.com/chemical/1239908-20-3/ PubChem: 56844015. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/56844015 FDA National Drug Code directory: CAS 1239908-20-3. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293190 for CAS 1239908-20-3. Reporting year: 2024. https://usatrade.census.gov/