Description

2-Cyclobuten-1-One, 4-Hydroxy-2,3-Dimethyl-4-(1-Propynyl)- (9Ci) is a specialized, high-value organic building block featuring a unique cyclobutenone core functionalized with hydroxy and propynyl groups. This compound is critical for advanced organic synthesis, enabling the construction of complex molecular architectures through its reactive ketone and alkyne functionalities. It is primarily sought after by research institutions and fine chemical manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and intermediates.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those requiring complex, strained-ring systems.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its reactive scaffold for bioactivity.
• Material Science: Acts as a monomer or cross-linking agent in the research of advanced polymers with specific thermal or mechanical properties.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions, [2+2] cycloadditions, and other cycloaddition chemistry to create complex polycyclic structures.
• Academic & R&D: A valuable tool for methodological studies in synthetic organic chemistry and catalysis research.
• Fine Chemical Production: Used in the multi-step synthesis of specialty chemicals, flavors, and fragrances.

Basic Information

Product Name	2-Cyclobuten-1-One, 4-Hydroxy-2,3-Dimethyl-4-(1-Propynyl)- (9Ci)
CAS No.	130352-47-5
Molecular Formula	C9H10O2
Molecular Weight	150.17 g/mol
Synonyms	4-Hydroxy-2,3-dimethyl-4-(prop-1-yn-1-yl)cyclobut-2-en-1-one; 4-Hydroxy-2,3-dimethyl-4-(1-propynyl)-2-cyclobuten-1-one; 4-(1-Propynyl)-4-hydroxy-2,3-dimethyl-2-cyclobuten-1-one; 2-Cyclobuten-1-one, 4-hydroxy-2,3-dimethyl-4-(1-propynyl)-; Dimethylhydroxypropynylcyclobutenone
EINECS	Contact for details

Quality Control

Our production of 2-Cyclobuten-1-One, 4-Hydroxy-2,3-Dimethyl-4-(1-Propynyl)- (9Ci) CAS 130352-47-5 adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure consistency and reliability for your critical syntheses. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

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). Keep away from heat, sparks, and open flames. Due to the potential sensitivity of the functional groups, prolonged exposure to air should be minimized.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.