Description

(E)-5-Bromothiophene-3-Carbaldehyde Oxime CAS NO 18791-96-3 is a high-purity, synthetically valuable organic intermediate characterized by its distinct bromothiophene backbone and oxime functional group. This compound is crucial for researchers and manufacturers requiring precise molecular building blocks for advanced chemical synthesis. It is primarily sought after by the pharmaceutical, agrochemical, and materials science industries for the development of novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory applications.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides, leveraging the bioactivity of the thiophene moiety.
• Organic Synthesis Building Block: The reactive bromine and oxime groups make it a versatile reagent for cross-coupling reactions (e.g., Suzuki, Stille) and the formation of heterocyclic compounds.
• Material Science & OLED Development: Acts as a monomer or functional unit in the creation of conductive polymers and organic light-emitting diode (OLED) materials.
• Ligand Synthesis for Catalysis: Utilized in the preparation of specialized ligands for metal-catalyzed reactions in fine chemical production.

Basic Information

Product Name	(E)-5-Bromothiophene-3-Carbaldehyde Oxime
CAS No.	18791-96-3
Molecular Formula	C5H4BrNOS
Molecular Weight	206.06 g/mol
Synonyms	5-Bromothiophene-3-carboxaldehyde oxime; (E)-5-Bromothiophene-3-carbaldehyde oxime; 3-Bromo-5-thiophenecarboxaldehyde oxime; 5-Bromo-3-thiophenecarboxaldehyde oxime; (E)-5-Bromo-3-thiophenecarboxaldoxime; 5-Bromothiophene-3-carbaldoxime; 18791-96-3; (E)-5-Bromothienyl-3-carboxaldoxime
EINECS	Contact for details

Quality Control

Our (E)-5-Bromothiophene-3-Carbaldehyde Oxime is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications in GMP-related research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	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.