Description

Carbamic Acid, (Tetrahydro-4-Oxo-2H-Pyran-3-Yl)-, 1,1-Dimethylethyl Ester (9Ci) is a high-purity, protected carbamate derivative serving as a critical synthetic intermediate in advanced organic synthesis. Its value lies in providing a versatile, reactive scaffold for constructing complex heterocyclic molecules and pharmaceutical active ingredients. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new active compounds and optimize synthetic routes.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those containing lactone or heterocyclic frameworks.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, leveraging its reactive carbamate and lactone functionalities.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, flavors, and fragrances requiring specific chiral or structural motifs.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic chemistry, including new coupling reactions and protecting group strategies.
• Peptidomimetic & Protease Inhibitor Research: The structural features make it suitable for constructing protease inhibitor cores and peptidomimetic scaffolds in medicinal chemistry.

Basic Information

Product Name	Carbamic Acid, (Tetrahydro-4-Oxo-2H-Pyran-3-Yl)-, 1,1-Dimethylethyl Ester (9Ci)
CAS No.	477584-38-6
Molecular Formula	C10H17NO4
Molecular Weight	215.25 g/mol
Synonyms	tert-Butyl (tetrahydro-4-oxo-2H-pyran-3-yl)carbamate; 3-((tert-Butoxycarbonyl)amino)dihydro-2H-pyran-4(3H)-one; 3-((tert-Butoxycarbonyl)amino)tetrahydro-4H-pyran-4-one; 3-Boc-amino-4-piperidone; 3-(Boc-amino)tetrahydro-4H-pyran-4-one; 3-N-Boc-4-piperidone; tert-Butyl N-(4-oxotetrahydro-2H-pyran-3-yl)carbamate
EINECS	Contact for details

Quality Control

Our Carbamic Acid, (Tetrahydro-4-Oxo-2H-Pyran-3-Yl)-, 1,1-Dimethylethyl Ester (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with each shipment to support your quality assurance and regulatory compliance 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 (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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