1-(Benzo[b]thiophen-2-yl)ethanol

About 1-(Benzo[b]thiophen-2-yl)ethanol

1-(Benzo[b]thiophen-2-yl)ethanol is an impurity of Zileuton carrying the CAS registry number 51868-95-2. The compound has the formula C10H10OS, corresponding to a molecular weight of 178.25 g/mol. Its systematic (IUPAC) name is 1-(1-benzothiophen-2-yl)ethanol. Common synonyms include 1-(Benzo[b]thien-2-yl)ethanol and 1-benzothiophen-2-ylethanol.

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. Good laboratory practice and suitable PPE are recommended during handling.

This Zileuton impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1-(Benzo[b]thiophen-2-yl)ethanol is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Zileuton

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

Zileuton impurities

Specifications & identifiers

Chemical identifiers
Product name	1-(Benzo[b]thiophen-2-yl)ethanol
Catalogue No.	VQ-034740
CAS Number	51868-95-2
IUPAC name	1-(1-benzothiophen-2-yl)ethanol
Molecular formula	C₁₀H₁₀OS
Molecular weight	178.25 g/mol
Exact mass	178.0452
Grade	Reference Standard
HSN code	38229090
InChIKey	UEPZZRRTVYYLEX-UHFFFAOYSA-N
SMILES	CC(C1=CC2=CC=CC=C2S1)O
PubChem CID	5182453

Physical properties
Physical form	Solid
LogP (XLogP3)	2.5
H-bond donors / acceptors	1 / 2
TPSA	48.5 Å²
Synonyms	1-(Benzo[b]thien-2-yl)ethanol, 1-benzothiophen-2-ylethanol, 1-(1-benzothiophen-2-yl)ethan-1-ol, 1-(benzothiophen-2-yl)ethanol, 1benzothiophenyl ethan-1-ol

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 1-(Benzo[b]thiophen-2-yl)ethanol?

The CAS Registry Number of 1-(Benzo[b]thiophen-2-yl)ethanol is 51868-95-2. It is also known as 1-(Benzo[b]thien-2-yl)ethanol, 1-benzothiophen-2-ylethanol, 1-(1-benzothiophen-2-yl)ethan-1-ol.

What is the molecular formula and molecular weight of 1-(Benzo[b]thiophen-2-yl)ethanol?

1-(Benzo[b]thiophen-2-yl)ethanol has the molecular formula C10H10OS and a molecular weight of 178.25 g/mol. Its IUPAC name is 1-(1-benzothiophen-2-yl)ethanol.

What is 1-(Benzo[b]thiophen-2-yl)ethanol used for?

1-(Benzo[b]thiophen-2-yl)ethanol is supplied as a characterised reference material related to Zileuton. 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 1-(Benzo[b]thiophen-2-yl)ethanol can I order?

We supply 1-(Benzo[b]thiophen-2-yl)ethanol 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 1-(Benzo[b]thiophen-2-yl)ethanol?

Yes. Every lot of 1-(Benzo[b]thiophen-2-yl)ethanol 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 1-(Benzo[b]thiophen-2-yl)ethanol be shipped internationally?

Yes. We export 1-(Benzo[b]thiophen-2-yl)ethanol worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.