1-Bromo-4-methoxybutane

Name: 1-Bromo-4-methoxybutane
Brand: Vaqora Chemicals
SKU: VQ-050069

About 1-Bromo-4-methoxybutane

Listed under CAS 4457-67-4, 1-Bromo-4-methoxybutane is an impurity of Brexpiprazole available from Vaqora Chemicals. Its molecular formula is C5H11BrO and its molecular weight is 167.04 g/mol. Common synonyms include 1-Methoxy-4-bromobutane and Butane, 1-bromo-4-methoxy-.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

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. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 1-Bromo-4-methoxybutane in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers 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	1-Bromo-4-methoxybutane
Catalogue No.	VQ-050069
CAS Number	4457-67-4
IUPAC name	1-bromo-4-methoxybutane
Molecular formula	C₅H₁₁BrO
Molecular weight	167.04 g/mol
Exact mass	165.9993
Grade	Reference Standard
HSN code	38229090
InChIKey	ALOQTNHQNMYBDE-UHFFFAOYSA-N
SMILES	COCCCCBr
PubChem CID	521168

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	0 / 1
TPSA	9.2 Å²
Synonyms	1-Methoxy-4-bromobutane, Butane, 1-bromo-4-methoxy-, 4-Methoxybutyl bromide, Ether, 4-bromobutyl methyl, 4-Bromobutyl methyl ether, .omega.-Bromobutyl methyl ether, omega-Bromobutyl methyl ether, 4-methoxybutylbromide, 4-bromo-1-methoxy-butane, Br(CH2)4OCH3

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Signal word: Warning

Hazard statements

H226Flammable liquid and vapor
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P210, P233, P240, P241, P242, P243, P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P303 + P361 + P353, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P370 + P378

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 1-Bromo-4-methoxybutane?

The CAS Registry Number of 1-Bromo-4-methoxybutane is 4457-67-4. It is also known as 1-Methoxy-4-bromobutane, Butane, 1-bromo-4-methoxy-, 4-Methoxybutyl bromide.

What is the molecular formula and molecular weight of 1-Bromo-4-methoxybutane?

1-Bromo-4-methoxybutane has the molecular formula C5H11BrO and a molecular weight of 167.04 g/mol. Its IUPAC name is 1-bromo-4-methoxybutane.

What is 1-Bromo-4-methoxybutane used for?

1-Bromo-4-methoxybutane 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 1-Bromo-4-methoxybutane can I order?

We supply 1-Bromo-4-methoxybutane 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-Bromo-4-methoxybutane?

Yes. Every lot of 1-Bromo-4-methoxybutane 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-Bromo-4-methoxybutane be shipped internationally?

Yes. 1-Bromo-4-methoxybutane 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.