Description

Propanoic Acid, 2-(Hydroxyimino)-, (2E)-2-Butenyl Ester, (2E)- (9Ci) is a specialized organic ester compound with a defined molecular structure featuring an oxime functional group. This compound is valued as a versatile chemical intermediate and building block in advanced organic synthesis, enabling the creation of complex molecules for research and industrial applications. It is primarily sought by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical sectors for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly those requiring specific oxime or ester functionalities.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators where its unique structure imparts specific biological activity.
• Fine Chemical Production: Acts as a building block for synthesizing specialty chemicals, including dyes, pigments, and performance additives.
• Organic Synthesis Research: Employed in academic and industrial laboratories for methodological studies and the construction of complex organic frameworks.
• Polymer Modification: Can be utilized to introduce functional groups into polymer chains, altering material properties for specialized applications.

Basic Information

Product Name	Propanoic Acid, 2-(Hydroxyimino)-, (2E)-2-Butenyl Ester, (2E)- (9Ci)
CAS No.	655243-68-8
Molecular Formula	C7H11NO3
Molecular Weight	157.17 g/mol
Synonyms	(2E)-2-Butenyl 2-(Hydroxyimino)propanoate; 2-Butenyl 2-(hydroxyimino)propionate; Crotyl 2-(hydroxyimino)propionate; 2-(Hydroxyimino)propanoic Acid (2E)-2-Butenyl Ester; Propanoic acid, 2-(hydroxyimino)-, 2-butenyl ester, (2E)-; (E)-Crotyl 2-(hydroxyimino)propanoate
EINECS	Contact for details

Quality Control

Our Propanoic Acid, 2-(Hydroxyimino)-, (2E)-2-Butenyl Ester, (2E)- (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. Due to the potential sensitivity of the oxime and ester groups, prolonged exposure to elevated temperatures or humidity should be avoided.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (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.