Description

Imidodisulfuric Acid, Phenyl- is a specialized organosulfur compound featuring a phenyl-substituted imidodisulfuric acid core structure. This chemical serves as a valuable intermediate and building block in advanced organic synthesis, particularly for the development of pharmaceuticals and agrochemicals. It is primarily utilized by R&D laboratories and production facilities in the fine chemical, pharmaceutical, and crop protection industries seeking to introduce specific sulfur-containing functional groups.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), especially those containing sulfonamide or related sulfur-heterocycle motifs.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides where its unique structure contributes to biological activity.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, dyes, and functional materials requiring phenyl-imidodisulfuric acid derivatives.
• Research & Development: Employed in academic and industrial R&D for exploring new reaction pathways and creating compound libraries for screening.
• Ligand and Catalyst Preparation: Potential use in the development of specialized ligands for metal catalysis or as a component in catalyst systems.

Basic Information

Product Name	Imidodisulfuric Acid, Phenyl-
CAS No.	21250-88-4
Molecular Formula	C6H7NO6S2
Molecular Weight	253.25 g/mol
Synonyms	Phenylimidodisulfuric Acid; Benzenesulfonamide, N-sulfonyl-; N-(Phenylsulfonyl)sulfamic Acid; Phenylamidodisulfuric Acid; 1-Phenylimidodisulfuric Acid; NSC 163081; Benzenesulfonamide, 1,1'-sulfonylbis-; (Phenylimino)disulfurous Acid
EINECS	Contact for details

Quality Control

Our Imidodisulfuric Acid, Phenyl- 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 characterization. Specifications can be aligned with cGMP and other relevant regulatory requirements for target applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area. Recommended storage temperature is 2-8°C for long-term stability. The material may be hygroscopic; keep container tightly sealed when not in use. Store away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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