Busulfan Impurity 3

Name: Busulfan Impurity 3
Brand: Vaqora Chemicals
SKU: VQ-004563

About Busulfan Impurity 3

Busulfan Impurity 3 is an impurity of Busulfan carrying the CAS registry number 26978-64-3. Its molecular formula is C4H10O4S and its molecular weight is 154.19 g/mol. Its systematic (IUPAC) name is 4-hydroxybutane-1-sulfonic acid. Common synonyms include 4-Hydroxybutanesulfonic acid and 4-Hydroxy-1-butanesulfonic acid.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

This Busulfan impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Busulfan Impurity 3 in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

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
Catalogue No.	VQ-004563
CAS Number	26978-64-3
IUPAC name	4-hydroxybutane-1-sulfonic acid
Molecular formula	C₄H₁₀O₄S
Molecular weight	154.19 g/mol
Exact mass	154.03
Grade	Reference Standard
HSN code	38229090
InChIKey	YEGPVWSPNYPPIK-UHFFFAOYSA-N
SMILES	C(CCS(=O)(=O)O)CO
PubChem CID	96391

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.9
H-bond donors / acceptors	2 / 4
TPSA	83 Å²
Synonyms	4-Hydroxybutanesulfonic acid, 4-Hydroxy-1-butanesulfonic acid, 1-Butanesulfonic acid, 4-hydroxy-, 4-hydroxy butane sulfonic acid, 4-hydroxybutane-1-sulfonicacid, 2,2 inverted exclamation mark -Sulfonyldiethanol Solution, 1,4-butane sultone, 4-hydroxy-butane-1-sulfonic acid, 4-hydroxybutanesulphonic acid

Safety & hazard information (GHS)

Corrosive

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage

Precautionary statements: P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, P405, P501

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 Busulfan Impurity 3?

The CAS Registry Number of Busulfan Impurity 3 is 26978-64-3. It is also known as 4-Hydroxybutanesulfonic acid, 4-Hydroxy-1-butanesulfonic acid, 1-Butanesulfonic acid, 4-hydroxy-.

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

Busulfan Impurity 3 has the molecular formula C4H10O4S and a molecular weight of 154.19 g/mol. Its IUPAC name is 4-hydroxybutane-1-sulfonic acid.

What is Busulfan Impurity 3 used for?

Busulfan Impurity 3 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 can I order?

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

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

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

Yes. Busulfan Impurity 3 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.