4-Fluorobenzo[b]thiophene

Name: 4-Fluorobenzo[b]thiophene
Brand: Vaqora Chemicals
SKU: VQ-027191

About 4-Fluorobenzo[b]thiophene

4-Fluorobenzo[b]thiophene is an impurity of Brexpiprazole carrying the CAS registry number 310466-38-7. Formula C8H5FS, molecular weight 152.19 g/mol. Its systematic (IUPAC) name is 4-fluoro-1-benzothiophene. Alternative names: Benzo[b]thiophene, 4-fluoro- and 4-fluorobenzothiophene.

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 Brexpiprazole, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies 4-Fluorobenzo[b]thiophene 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 Brexpiprazole

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

Brexpiprazole impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Fluorobenzo[b]thiophene
Catalogue No.	VQ-027191
CAS Number	310466-38-7
IUPAC name	4-fluoro-1-benzothiophene
Molecular formula	C₈H₅FS
Molecular weight	152.19 g/mol
Exact mass	152.0096
Grade	Reference Standard
HSN code	38229090
InChIKey	AOIWFWNSLJDPSZ-UHFFFAOYSA-N
SMILES	C1=CC(=C2C=CSC2=C1)F
PubChem CID	19088017

Physical properties
Physical form	Solid
LogP (XLogP3)	3
H-bond donors / acceptors	0 / 2
TPSA	28.2 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-Fluorobenzo[b]thiophene?

The CAS Registry Number of 4-Fluorobenzo[b]thiophene is 310466-38-7. It is also known as Benzo[b]thiophene, 4-fluoro-, 4-fluorobenzothiophene, Benzo[b]thiophene, 4-fluoro- (9CI).

What is the molecular formula and molecular weight of 4-Fluorobenzo[b]thiophene?

4-Fluorobenzo[b]thiophene has the molecular formula C8H5FS and a molecular weight of 152.19 g/mol. Its IUPAC name is 4-fluoro-1-benzothiophene.

What is 4-Fluorobenzo[b]thiophene used for?

4-Fluorobenzo[b]thiophene is supplied as a characterised reference material related to Brexpiprazole. 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-Fluorobenzo[b]thiophene can I order?

We supply 4-Fluorobenzo[b]thiophene 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-Fluorobenzo[b]thiophene?

Yes. Every lot of 4-Fluorobenzo[b]thiophene 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-Fluorobenzo[b]thiophene be shipped internationally?

Yes. We export 4-Fluorobenzo[b]thiophene worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.