Description

Carbamic Acid, (2-Oxo-3-Oxetanyl)-, 1,1-Dimethylethyl Ester (9Ci) is a specialized organic compound featuring a carbamate group linked to a β-lactone (oxetane-2-one) ring system, serving as a versatile and reactive synthetic building block. Its molecular architecture makes it a valuable precursor for introducing functionalized heterocyclic motifs into more complex molecules, enabling advanced material and pharmaceutical research. This intermediate is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced polymer industries for constructing novel active ingredients and specialty monomers.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those containing β-lactone or fused heterocyclic structures with potential biological activity.
• Agrochemical Synthesis: Used in research and development for creating new herbicides, fungicides, and insecticides with unique modes of action.
• Polymer Science: Serves as a monomer or co-monomer for developing specialty polymers with tailored properties, such as biodegradable plastics or polymers with specific degradation profiles.
• Chemical Biology Probes: Utilized in the design and synthesis of activity-based probes (ABPs) for studying enzyme function and mechanism, leveraging its reactive β-lactone moiety.
• Material Science Research: Intermediate for synthesizing advanced materials, including coatings, adhesives, or resins with enhanced performance characteristics.
• Organic Synthesis Reagent: A versatile reagent for ring-opening reactions and annulation strategies to construct complex molecular frameworks in academic and industrial laboratories.

Basic Information

Product Name	Carbamic Acid, (2-Oxo-3-Oxetanyl)-, 1,1-Dimethylethyl Ester (9Ci)
CAS No.	132340-68-2
Molecular Formula	C8H13NO4
Molecular Weight	187.19 g/mol
Synonyms	tert-Butyl (2-oxooxetan-3-yl)carbamate; 3-[(tert-Butoxycarbonyl)amino]oxetan-2-one; 3-[(tert-Butoxycarbonyl)amino]-2-oxetanone; 2-Oxetanone, 3-[[(1,1-dimethylethoxy)carbonyl]amino]-; Boc-3-amino-2-oxetanone; tert-Butyl 3-amino-2-oxooxetane-1-carboxylate; (2-Oxo-3-oxetanyl)carbamic acid 1,1-dimethylethyl ester
EINECS	Contact for details

Quality Control

Our production of Carbamic Acid, (2-Oxo-3-Oxetanyl)-, 1,1-Dimethylethyl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques, including HPLC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, containers must be kept tightly sealed and consideration should be given to storage under an inert atmosphere for long-term preservation of quality. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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