Isobutyl nitrite, 95%

Name: Isobutyl nitrite, 95%
Brand: Vaqora Chemicals
SKU: VQ-011480

About Isobutyl nitrite, 95%

Isobutyl nitrite (CAS 542-56-3) is an organic building block offered by Vaqora Chemicals with a typical assay of 95%. Its molecular formula is C4H9NO2 and its molecular weight is 103.12 g/mol. The IUPAC name is 2-methylpropyl nitrite. It is also known as Nitrous acid, 2-methylpropyl ester or Nitrous acid, isobutyl ester.

In its supplied form it is a yellow liquid. Literature values give a density of 0.87 g/mL at 25 °C. Keep the material at 2–8 °C and protect it from moisture. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Key uses span organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing, academic and industrial research and diagnostics and biotechnology.

We offer Isobutyl nitrite in 100 mL and 500 mL packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Isobutyl nitrite, 95%
Catalogue No.	VQ-011480
CAS Number	542-56-3
IUPAC name	2-methylpropyl nitrite
Molecular formula	C₄H₉NO₂
Molecular weight	103.12 g/mol
Exact mass	103.0633
Purity / assay	95%
HSN code	84812000
InChIKey	APNSGVMLAYLYCT-UHFFFAOYSA-N
SMILES	CC(C)CON=O
PubChem CID	10958

Physical properties
Physical form	Liquid
Appearance	Yellow liquid
Density	0.87 g/mL at 25 °C
LogP (XLogP3)	1.4
H-bond donors / acceptors	0 / 3
TPSA	38.7 Å²
Storage	2–8 °C
Synonyms	Nitrous acid, 2-methylpropyl ester, Nitrous acid, isobutyl ester, Isobutylnitrite, nitrous acid 2-methylpropyl ester, i-butylnitrite, iso-butyl nitrite, Isobutyl nitrite, 95%, 4-01-00-01595 (Beilstein Handbook Reference), 2-methyl-1-nitrosooxy-propane, Isobutyl nitrite stab. with potassium carbonate

Safety & hazard information (GHS)

Flammable

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H225Highly flammable liquid and vapor
H302Harmful if swallowed
H332Harmful if inhaled
H341Suspected of causing genetic defects
H350May cause cancer

Precautionary statements: P203, P210, P233, P240, P241, P242, P243, P261, P264, P270, P271, P280, P301 + P317, P303 + P361 + P353, P304 + P340, P317, P318, P330, P370 + P378, 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 Isobutyl nitrite, 95%?

The CAS Registry Number of Isobutyl nitrite, 95% is 542-56-3. It is also known as Nitrous acid, 2-methylpropyl ester, Nitrous acid, isobutyl ester, Isobutylnitrite.

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

Isobutyl nitrite, 95% has the molecular formula C4H9NO2 and a molecular weight of 103.12 g/mol. Its IUPAC name is 2-methylpropyl nitrite.

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

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

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

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

Yes. Isobutyl 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 Isobutyl nitrite, 95% be stored?

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