Description

tert-Butyl Nitrite is a versatile organic nitrite ester, a clear to pale yellow liquid with the CAS number 540-80-7. It serves as a critical reagent in organic synthesis, primarily valued for its role as a nitrosating agent and a source of the nitrosonium ion. This compound is essential for research and production facilities in the pharmaceutical, agrochemical, and specialty chemical industries, enabling key transformations in the synthesis of complex molecules.

Application

• Nitrosation Reactions: A key reagent for introducing nitroso groups into amines, amides, and other nucleophiles to form N-nitroso compounds.
• Diazotization Agent: Used in the preparation of diazonium salts from aromatic amines, which are pivotal intermediates for azo dyes and pigments.
• Organic Synthesis Intermediate: Facilitates various name reactions and is used in the synthesis of pharmaceuticals, including vasodilators and anticancer agents.
• Fuel Additive Research: Investigated as a cetane improver and combustion modifier in diesel fuel formulations.
• Polymer Chemistry: Acts as an initiator or modifier in specific polymerization processes and cross-linking reactions.
• Laboratory Reagent: Employed in research settings for the cleavage of specific protecting groups and in oxidation chemistry.

Basic Information

Product Name	tert-Butyl Nitrite
CAS No.	540-80-7
Molecular Formula	C4H9NO2
Molecular Weight	103.12 g/mol
Synonyms	2-Methyl-2-nitrosopropane; Nitrous acid tert-butyl ester; TBN; tert-Butyl nitrite; 2-Methylpropane-2-nitrite; tert-Butyl ester of nitrous acid; Butyl nitrite (tert-); Nitrosyl tert-butoxide
EINECS	208-772-5

Quality Control

Our tert-Butyl Nitrite is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the rigorous demands of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Due to its highly volatile and light-sensitive nature, containers should be kept tightly sealed and under an inert atmosphere if specified. Recommended storage temperature is 2-8°C for extended stability.

Specification

Item	Specification
Appearance	Clear, pale yellow to colorless liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.368 - 1.372
Density (20°C)	0.867 - 0.877 g/mL
Boiling Point	~63-65°C

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.