Amyl butyrate

Name: Amyl butyrate
Brand: Vaqora Chemicals
SKU: VQ-008704

About Amyl butyrate

Amyl butyrate is an ester in Synthesis grade carrying the CAS registry number 540-18-1, specified at ≥98% purity. The compound has the formula C9H18O2, corresponding to a molecular weight of 158.24 g/mol. The IUPAC name is pentyl butanoate. Common synonyms include Pentyl butyrate and n-Amyl butyrate.

It is supplied as a colourless to yellow liquid. Key physical data: a boiling point of 184-188 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. It carries the GHS signal word “Warning” with 1 hazard statement. Review the Safety Data Sheet before use.

It is commonly used for organic synthesis and API synthesis. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Amyl butyrate in 500 g, 5 kg and 25 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Amyl butyrate
Catalogue No.	VQ-008704
CAS Number	540-18-1
IUPAC name	pentyl butanoate
Molecular formula	C₉H₁₈O₂
Molecular weight	158.24 g/mol
Exact mass	158.1307
Grade	Synthesis
Purity / assay	≥98%
HSN code	29420090
InChIKey	CFNJLPHOBMVMNS-UHFFFAOYSA-N
SMILES	CCCCCOC(=O)CCC
PubChem CID	10890

Physical properties
Physical form	Liquid
Appearance	Colourless to yellow liquid
Boiling point	184-188 °C
LogP (XLogP3)	2.7
H-bond donors / acceptors	0 / 2
TPSA	26.3 Å²
Synonyms	Pentyl butyrate, n-Amyl butyrate, Butanoic acid, pentyl ester, 1-Pentyl butyrate, Amyl butanoate, Butyric acid, pentyl ester, n-Pentyl n-butyrate, n-Pentyl butyrate, n-Pentyl butanoate, N-Amyl n-butyrate, Amyl butyrate (natural), Butanoic acid pentyl ester

Safety & hazard information (GHS)

Flammable

Signal word: Warning

Hazard statements

H226Flammable liquid and vapor

Precautionary statements: P210, P233, P240, P241, P242, P243, P280, P303 + P361 + P353, P370 + P378, P403 + P235, 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 Amyl butyrate?

The CAS Registry Number of Amyl butyrate is 540-18-1. It is also known as Pentyl butyrate, n-Amyl butyrate, Butanoic acid, pentyl ester.

What is the molecular formula and molecular weight of Amyl butyrate?

Amyl butyrate has the molecular formula C9H18O2 and a molecular weight of 158.24 g/mol. Its IUPAC name is pentyl butanoate.

Which grade and pack sizes of Amyl butyrate can I order?

We supply Amyl butyrate in Synthesis (≥98%) grade, in 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Amyl butyrate?

Yes. Every lot of Amyl butyrate 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 Amyl butyrate be shipped internationally?

Yes. Amyl butyrate 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.