Busulfan Impurity 3 (Sodium)

About Busulfan Impurity 3 (Sodium)

Busulfan Impurity 3 (Sodium) is an impurity of Busulfan carrying the CAS registry number 31465-25-5. With the molecular formula C4H9NaO4S, it has a molar mass of 176.17 g/mol. The IUPAC name is sodium 4-hydroxybutane-1-sulfonate. Common synonyms include Sodium 4-hydroxybutanesulfonate and 4-Hydroxybutanesulfonate Sodium Salt.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Busulfan, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer Busulfan Impurity 3 (Sodium) in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide. This item is currently in stock for prompt dispatch.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Busulfan

View every impurity, metabolite and intermediate we list for Busulfan.

Busulfan impurities

Specifications & identifiers

Chemical identifiers
Product name	Busulfan Impurity 3 (Sodium)
Catalogue No.	VQ-004565
CAS Number	31465-25-5
Other CAS	26978-64-3
IUPAC name	sodium 4-hydroxybutane-1-sulfonate
Molecular formula	C₄H₉NaO₄S
Molecular weight	176.17 g/mol
Exact mass	176.0119
Grade	Reference Standard
HSN code	38229090
InChIKey	GEDBQJUJNQVBHE-UHFFFAOYSA-M
SMILES	C(CCS(=O)(=O)[O-])CO.[Na+]
PubChem CID	23676654

Physical properties
Physical form	Solid
H-bond donors / acceptors	1 / 4
TPSA	85.8 Å²
Synonyms	Sodium 4-hydroxybutanesulfonate, 4-Hydroxybutanesulfonate Sodium Salt, 4-Hydroxy-1-butanesulfonic acid sodium salt, Sodium 4-hydroxybutane-1-sulphonate, 1-Butanesulfonic acid,4-hydroxy-, sodium salt (1:1), 4-Hydroxybutanesulfonate Sodium Salt (Technical Grade), 1-Butanesulfonic acid, 4-hydroxy-, monosodium salt, Sodium 4-hydroxy-1-butanesulfonate, Busulfan Impurity 20, 4-Hydroxybutanesulfonate sodium, WAS-17

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 Busulfan Impurity 3 (Sodium)?

The CAS Registry Number of Busulfan Impurity 3 (Sodium) is 31465-25-5. It is also known as Sodium 4-hydroxybutanesulfonate, 4-Hydroxybutanesulfonate Sodium Salt, 4-Hydroxy-1-butanesulfonic acid sodium salt.

What is the molecular formula and molecular weight of Busulfan Impurity 3 (Sodium)?

Busulfan Impurity 3 (Sodium) has the molecular formula C4H9NaO4S and a molecular weight of 176.17 g/mol. Its IUPAC name is sodium 4-hydroxybutane-1-sulfonate.

What is Busulfan Impurity 3 (Sodium) used for?

Busulfan Impurity 3 (Sodium) is supplied as a characterised reference material related to Busulfan. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Busulfan Impurity 3 (Sodium) can I order?

We supply Busulfan Impurity 3 (Sodium) in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Busulfan Impurity 3 (Sodium)?

Yes. Every lot of Busulfan Impurity 3 (Sodium) 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 Busulfan Impurity 3 (Sodium) be shipped internationally?

Yes. We export Busulfan Impurity 3 (Sodium) worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.