Butyl nitrite, 95%

Name: Butyl nitrite, 95%
Brand: Vaqora Chemicals
SKU: VQ-011389

About Butyl nitrite, 95%

Butyl nitrite is an organic building block carrying the CAS registry number 544-16-1, specified at 95% purity. The compound has the formula C4H9NO2, corresponding to a molecular weight of 103.12 g/mol. It is also known as 1-Butyl nitrite or Nitrous acid, butyl ester.

The material typically appears as a colourless to yellow liquid. Reported physical data include a density of 0.882 g/mL at 25 °C. Recommended storage is at 2–8 °C, with the container kept tightly sealed. It carries the GHS signal word “Danger” with 3 hazard statements. Review the Safety Data Sheet before use.

Typical applications include pharmaceutical synthesis and fine chemical synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Butyl nitrite in 25 mL, 100 mL and 500 mL packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmaceutical synthesis
Fine chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Butyl nitrite, 95%
Catalogue No.	VQ-011389
CAS Number	544-16-1
IUPAC name	butyl nitrite
Molecular formula	C₄H₉NO₂
Molecular weight	103.12 g/mol
Exact mass	103.0633
Purity / assay	95%
HSN code	29209099
InChIKey	JQJPBYFTQAANLE-UHFFFAOYSA-N
SMILES	CCCCON=O
PubChem CID	10996

Physical properties
Physical form	Liquid
Appearance	Colourless to yellow liquid
Density	0.882 g/mL at 25 °C
LogP (XLogP3)	1.3
H-bond donors / acceptors	0 / 3
TPSA	38.7 Å²
Storage	2–8 °C
Synonyms	1-Butyl nitrite, Nitrous acid, butyl ester, Nitrous Acid Butyl Ester, Nitrous acid, n-butyl ester, N-Butylnitrite, Butylnitrite, n-C4H9ONO, Butyl ester of nitrous acid, Butyl nitrite, 95%, Butyl nitrite(Technical)

Safety & hazard information (GHS)

Flammable

Toxic

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H301Toxic if swallowed
H331Toxic if inhaled

Precautionary statements: P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P280, P301 + P316, P303 + P361 + P353, P304 + P340, P316, P321, P330, P370 + P378, P403 + P233, P403 + P235, P405, 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 Butyl nitrite, 95%?

The CAS Registry Number of Butyl nitrite, 95% is 544-16-1. It is also known as 1-Butyl nitrite, Nitrous acid, butyl ester, Nitrous Acid Butyl Ester.

What is the molecular formula and molecular weight of Butyl nitrite, 95%?

Butyl nitrite, 95% has the molecular formula C4H9NO2 and a molecular weight of 103.12 g/mol. Its IUPAC name is butyl nitrite.

Which grade and pack sizes of Butyl nitrite, 95% can I order?

We supply Butyl nitrite, 95% in (95%) grade, in 25 mL, 100 mL, 500 mL packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Butyl nitrite, 95%?

Yes. Every lot of Butyl nitrite, 95% 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 Butyl nitrite, 95% be shipped internationally?

Yes. Butyl nitrite, 95% 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.

How should Butyl nitrite, 95% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.