Sodium Stearyl Fumarate

Name: Sodium Stearyl Fumarate
Brand: Vaqora Chemicals
SKU: VQ-004252

About Sodium Stearyl Fumarate

Vaqora Chemicals supplies Sodium Stearyl Fumarate (IP/BP/USP grade), an active pharmaceutical ingredient registered under CAS number 4070-80-8. With the molecular formula C22H39NaO4, it has a molar mass of 390.5 g/mol. Systematically, it is named sodium (E)-4-octadecoxy-4-oxobut-2-enoate. Common synonyms include Sodium monostearyl fumarate and Sodium monooctadecyl fumarate.

The product is provided as a powder. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

As an active pharmaceutical ingredient within our vitamins, excipients and other APIs range, it is offered in IP/BP/USP grade for formulation development, generic drug programmes and commercial manufacturing. It is used across pharmaceutical manufacturing.

Standard pack sizes are 1 kg, 5 kg and 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Pharmaceutical formulation
Generic drug development
Nutraceutical & excipient use

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Sodium Stearyl Fumarate
Catalogue No.	VQ-004252
CAS Number	4070-80-8
IUPAC name	sodium (E)-4-octadecoxy-4-oxobut-2-enoate
Molecular formula	C₂₂H₃₉NaO₄
Molecular weight	390.5 g/mol
Exact mass	390.2746
Grade	IP/BP/USP
InChIKey	STFSJTPVIIDAQX-LTRPLHCISA-M
SMILES	CCCCCCCCCCCCCCCCCCOC(=O)/C=C/C(=O)[O-].[Na+]
PubChem CID	23665634

Physical properties
Physical form	Powder
H-bond donors / acceptors	0 / 4
TPSA	66.4 Å²
Synonyms	Sodium monostearyl fumarate, Sodium monooctadecyl fumarate, Sodium stearyl fumarate [NF], stearyl fumarate sodium, sodium (E)-4-(octadecyloxy)-4-oxobut-2-enoate, Sodium 2-octadecylfumarate, Sodium stearyl fumarate (NF), Sodium stearyl fumarate, Sodium octadecyl (E)-butenedioate, Sodium monooctadecyl 2-butenedioate, (E)-, Fumaric Acid Stearyl Ester Sodium Salt, Ethyl [(diethoxyphosphor

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation

Precautionary statements: P264, P264 + P265, P280, P302 + P352, P305 + P351 + P338, P321, P332 + P317, P337 + P317, P362 + P364

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Sodium Stearyl Fumarate?

The CAS Registry Number of Sodium Stearyl Fumarate is 4070-80-8. It is also known as Sodium monostearyl fumarate, Sodium monooctadecyl fumarate, Sodium stearyl fumarate [NF].

What is the molecular formula and molecular weight of Sodium Stearyl Fumarate?

Sodium Stearyl Fumarate has the molecular formula C22H39NaO4 and a molecular weight of 390.5 g/mol. Its IUPAC name is sodium (E)-4-octadecoxy-4-oxobut-2-enoate.

Which grade and pack sizes of Sodium Stearyl Fumarate can I order?

We supply Sodium Stearyl Fumarate in IP/BP/USP grade, in 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Sodium Stearyl Fumarate?

Yes. Every lot of Sodium Stearyl Fumarate is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Sodium Stearyl Fumarate be shipped internationally?

Yes. Sodium Stearyl Fumarate is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.