Description

Carbamic Acid, [(2Z)-4-Hydroxy-2-Butenyl]-, 1,1-Dimethylethyl Ester (9Ci) is a specialized organic compound featuring a carbamate group linked to a hydroxylated butenyl chain, protected by a tert-butyl ester. This unique structure makes it a valuable protected intermediate or building block in advanced organic synthesis, particularly for the development of pharmaceuticals and bioactive molecules. It is primarily needed by research institutions, fine chemical manufacturers, and pharmaceutical R&D departments engaged in creating novel therapeutic agents or complex organic frameworks.

Application

• Pharmaceutical Intermediate: Serves as a key protected synthon in the multi-step synthesis of active pharmaceutical ingredients (APIs), especially those requiring the controlled introduction of a hydroxybutenyl carbamate moiety.
• Peptidomimetics & Bioactive Molecule Synthesis: Used as a building block for constructing peptide analogs and other bioactive compounds where the carbamate group acts as a crucial pharmacophore or linker.
• Medicinal Chemistry Research: Employed in drug discovery programs for the design and synthesis of novel chemical libraries targeting various disease pathways.
• Agrochemical Intermediate: Potential use in the synthesis of advanced crop protection agents and herbicides that utilize carbamate chemistry.
• Polymer Science: Can be investigated as a monomer or functional modifier in the synthesis of specialty polymers with tailored properties.

Basic Information

Product Name	Carbamic Acid, [(2Z)-4-Hydroxy-2-Butenyl]-, 1,1-Dimethylethyl Ester (9Ci)
CAS No.	128490-08-4
Molecular Formula	C9H17NO3
Molecular Weight	187.24 g/mol
Synonyms	tert-Butyl N-[(2Z)-4-hydroxybut-2-en-1-yl]carbamate; (Z)-tert-Butyl (4-hydroxybut-2-en-1-yl)carbamate; N-[(2Z)-4-Hydroxy-2-butenyl]carbamic Acid 1,1-Dimethylethyl Ester; (Z)-4-(Boc-amino)-2-buten-1-ol; Boc-4-amino-2-buten-1-ol (Z-isomer); (Z)-N-Boc-4-amino-2-buten-1-ol; (2Z)-4-Hydroxy-2-buten-1-yl carbamic acid tert-butyl ester
EINECS	Contact for details

Quality Control

Our Carbamic Acid, [(2Z)-4-Hydroxy-2-Butenyl]-, 1,1-Dimethylethyl Ester (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral/isomeric integrity, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) with detailed specifications are provided to guarantee traceability, consistency, and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound is moisture-sensitive (hygroscopic); keep the container tightly sealed under an inert atmosphere such as nitrogen or argon for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid or colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Isomeric Purity (Z-Isomer, HPLC)	≥ 95.0%
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.