4-((Methylsulfonyl)oxy)butyl Acetate

About 4-((Methylsulfonyl)oxy)butyl Acetate

4-((Methylsulfonyl)oxy)butyl Acetate is an impurity of Busulfan carrying the CAS registry number 19859-00-8. Formula C7H14O5S, molecular weight 210.25 g/mol. Alternative names: 1-Acetate 4-Methanesulfonate 1,4-Butanediol and 1,4-Butanediol, 1-acetate 4-methanesulfonate.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Busulfan to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export 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	4-((Methylsulfonyl)oxy)butyl Acetate
Catalogue No.	VQ-021941
CAS Number	19859-00-8
IUPAC name	4-methylsulfonyloxybutyl acetate
Molecular formula	C₇H₁₄O₅S
Molecular weight	210.25 g/mol
Exact mass	210.0562
Grade	Reference Standard
HSN code	38229090
InChIKey	BGVBSAQOIUJLMH-UHFFFAOYSA-N
SMILES	CC(=O)OCCCCOS(=O)(=O)C
PubChem CID	87316622

Physical properties
Physical form	Solid
LogP (XLogP3)	0.3
H-bond donors / acceptors	0 / 5
TPSA	78.1 Å²

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 4-((Methylsulfonyl)oxy)butyl Acetate?

The CAS Registry Number of 4-((Methylsulfonyl)oxy)butyl Acetate is 19859-00-8. It is also known as 1-Acetate 4-Methanesulfonate 1,4-Butanediol, 1,4-Butanediol, 1-acetate 4-methanesulfonate, 4-(Methanesulfonyloxy)butyl acetate.

What is the molecular formula and molecular weight of 4-((Methylsulfonyl)oxy)butyl Acetate?

4-((Methylsulfonyl)oxy)butyl Acetate has the molecular formula C7H14O5S and a molecular weight of 210.25 g/mol. Its IUPAC name is 4-methylsulfonyloxybutyl acetate.

What is 4-((Methylsulfonyl)oxy)butyl Acetate used for?

4-((Methylsulfonyl)oxy)butyl Acetate 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 4-((Methylsulfonyl)oxy)butyl Acetate can I order?

We supply 4-((Methylsulfonyl)oxy)butyl Acetate 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 4-((Methylsulfonyl)oxy)butyl Acetate?

Yes. Every lot of 4-((Methylsulfonyl)oxy)butyl Acetate 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 4-((Methylsulfonyl)oxy)butyl Acetate be shipped internationally?

Yes. We export 4-((Methylsulfonyl)oxy)butyl Acetate worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.