Dexfosfoserine

Drug ingredient

CAS 407-41-0

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

US productionNot reported

Import value, 2024$652M

Top sourceSingapore 77%

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 292250 · basket

These shares come from HS customs code 292250, which covers 76 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

SG 77%SingaporeCN 12%ChinaIT 4%ItalyIN 2%IndiaGB 1%United Kingdom

Japan
Germany
Denmark
Taiwan
Spain
Bulgaria
Canada
Serbia
Switzerland
Sweden
South Korea
Netherlands
Hong Kong
Ukraine
Austria
Hungary
Belgium
Ireland
Israel
Finland
Mexico
Slovenia
Czech Republic
United Arab Emirates
Latvia

1 FDA-registered drug labeler

Flamma S.p.A.

Why It Matters

Sectors

Health

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Vendor Pricing

$4.70/gCombi-Blocks, Inc.

CountryUnited States

Pack$470.00 / 100 g

Purity98%

Vendors16 available

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

15 more vendors

Vendor	Country	$/g	Pack	Purity
Aaron Chemicals LLC	Hong Kong	$4.72	100 g	97%
Angene Chemical	China → Hong Kong	$5.41	100 g	97%
BLD Pharmatech Ltd.	China	$5.45	100 g	95%
A2B Chem LLC	United States	$5.80	100 g	99.83%
AA BLOCKS	United States	$6.13	100 g	98%
Sigma-Aldrich (Rush Stock)	Germany	$7.67	50 g	98%
Sigma-Aldrich	Germany	$7.67	50 g	98%
MedChemExpress MCE	Sweden	$26.14	5 g	98.63%
Angene International Limited	United States	$28.88	25 g	98%
AstaTech (2 weeks)	United States	$33.40	5 g	95%
TargetMol Chemicals	China → United States	$58.00	500 mg	99.99%
Molnova	China	$59.00	1 g	99%
Labotest KG	Germany	$453.00	1000 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	97%
TimTec, LLC	United States	$9333.33	30 mg	90%

Chemical Identity

CAS407-41-0

PubChem CID68841

DTXSIDDTXSID1046348

FormulaC3H8NO6P

Mol. Weight185.07 g/mol

SMILESC(C(C(=O)O)N)OP(=O)(O)O

Data Sources

PubChem · compound 68841Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Dexfosfoserine (CAS 407-41-0) https://chemicalindependence.com/chemical/407-41-0/ PubChem: 68841. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/68841 FDA National Drug Code directory: CAS 407-41-0. 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 292250 for CAS 407-41-0. Reporting year: 2024. https://usatrade.census.gov/