Description

o-(Methoxycarboxy)Phenylammonium Hydrogen Sulphate is a specialized organic salt with significant utility in advanced chemical synthesis. Its primary value lies in serving as a key protected intermediate or reagent for the production of fine chemicals and active pharmaceutical ingredients (APIs). This compound is particularly relevant for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable, high-purity building blocks for complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a protected aniline derivative for constructing specialty dyes, pigments, and functional materials.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and novel compounds.
• Peptide Chemistry: Can be utilized in the synthesis of modified amino acids or as a coupling agent precursor.

Basic Information

Item	Details
Product Name	o-(Methoxycarboxy)Phenylammonium Hydrogen Sulphate
CAS No.	93918-40-2
Molecular Formula	C9H13NO6S
Molecular Weight	263.27 g/mol
Synonyms	2-(Methoxycarbonyl)anilinium hydrogen sulfate; Methyl 2-aminobenzoate sulfate; Anthranilic acid methyl ester sulfate; o-Aminobenzoic acid methyl ester sulfate; Methyl anthranilate sulfate; 2-Carbomethoxyanilinium hydrogen sulfate; Methyl 2-aminobenzoate hydrogen sulfate; (2-Methoxycarbonylphenyl)ammonium hydrogen sulfate
EINECS	Contact for details

Quality Control

Our o-(Methoxycarboxy)Phenylammonium Hydrogen Sulphate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Residue on Ignition	≤ 0.1%

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