Description

10-Ethylphenothiazine-4-Carboxylic Acid-5-Dioxide is a high-purity, functionalized phenothiazine derivative of significant interest in advanced chemical synthesis. This compound matters as a versatile and critical building block for the development of novel pharmaceuticals, agrochemicals, and specialty materials. Industrial researchers and manufacturers in the pharmaceutical, agrochemical, and organic electronics sectors require this specific intermediate for its unique structural and electronic properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel antipsychotic, antihistaminic, or other bioactive phenothiazine-based drug candidates.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, or plant growth regulators.
• Organic Electronics: Serves as a functional moiety or dopant in the development of organic semiconductors, photoconductors, or charge-transport materials.
• Polymer Chemistry: Acts as a monomer or additive for creating polymers with specific thermal, optical, or electronic properties.
• Dye & Pigment Industry: Utilized as an intermediate for synthesizing specialized dyes, pigments, or photoinitiators.
• Research & Development: Employed in academic and industrial R&D for exploring new chemical reactions and material science applications.
• Antioxidant / Stabilizer Precursor: Investigated for the development of novel antioxidant systems or stabilizers for plastics and fuels.

Basic Information

Product Name	10-Ethylphenothiazine-4-Carboxylic Acid-5-Dioxide
CAS No.	73986-62-6
Molecular Formula	C15H13NO4S
Molecular Weight	303.33 g/mol
Synonyms	10-Ethyl-4-carboxyphenothiazine 5,5-dioxide; 10-Ethylphenothiazine-4-carboxylic acid 5-oxide; 4-Carboxy-10-ethylphenothiazine-5,5-dioxide; 1-Ethyl-7-carboxyphenothiazine 5,5-dioxide; 10-Ethylphenothiazine-4-carboxylic acid S,S-dioxide; Phenothiazine-4-carboxylic acid, 10-ethyl-, 5,5-dioxide; EPTZ-4-COOH-5-dioxide
EINECS	Contact for details

Quality Control

Our 10-Ethylphenothiazine-4-Carboxylic Acid-5-Dioxide is manufactured under strict quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request 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 nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Store away from incompatible materials.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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