Description

D-Fudosteine is a high-purity pharmaceutical intermediate and active ingredient, distinguished by its specific stereochemistry. This compound is critical for the development and manufacturing of advanced mucolytic and respiratory therapeutics. It is primarily required by pharmaceutical companies and research institutions engaged in the synthesis of next-generation drugs targeting chronic obstructive pulmonary disease (COPD), asthma, and other respiratory conditions.

Application

• Pharmaceutical Active Ingredient (API): Key intermediate in the synthesis of modern mucolytic agents.
• Respiratory Drug Development: Used in R&D for new treatments targeting chronic bronchitis, COPD, and cystic fibrosis.
• Stereospecific Synthesis: Serves as a chiral building block for creating enantiomerically pure pharmaceutical compounds.
• Clinical Research Materials: Supplied as a reference standard or raw material for preclinical and clinical studies.
• Process Chemistry: Utilized in scale-up and optimization of manufacturing processes for finished dosage forms.

Basic Information

Product Name	D-Fudosteine
CAS No.	1023971-10-9
Molecular Formula	C5H9NO3S
Molecular Weight	163.19 g/mol
Synonyms	(R)-2-Amino-3-(3-hydroxypropylsulfanyl)propanoic acid; (R)-Fudosteine; D-Form Fudosteine; (-)-Fudosteine; (R)-3-[(2-Amino-2-carboxyethyl)thio]propan-1-ol; UNII-6BQ4461H3F; FD-02; S-Carboxymethyl-(R)-cysteine
EINECS	Contact for details

Quality Control

Our D-Fudosteine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification, to ensure it meets the stringent requirements for pharmaceutical intermediates. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and can be tailored to meet specific pharmacopeial standards (e.g., USP, EP, JP) upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥98.5%
Chiral Purity (HPLC)	≥99.0% (D-Isomer)
Related Substances (HPLC)	Total impurities ≤1.5%
Single Maximum Impurity	≤0.5%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals	≤20 ppm

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