Description

Almotriptan Impurity 1 is a designated reference standard used in the analytical profiling and quality control of the active pharmaceutical ingredient (API) Almotriptan. This compound is critical for ensuring the purity, safety, and efficacy of the final drug product by serving as a benchmark in chromatographic analysis. It is an essential material for pharmaceutical R&D laboratories, quality assurance/quality control (QA/QC) departments, and regulatory affairs teams involved in the development and manufacturing of migraine therapeutics.

Application

• Pharmaceutical Reference Standard: Primary use as a certified impurity standard for identification and quantification in Almotriptan API and finished dosage forms.
• Method Development & Validation: Crucial for developing, optimizing, and validating analytical methods, particularly High-Performance Liquid Chromatography (HPLC) and related techniques.
• Quality Control & Batch Release: Used in routine QC testing to monitor impurity levels and ensure batch-to-batch consistency complies with pharmacopeial limits (e.g., ICH Q3A/B).
• Stability Studies: Employed to track the formation of this specific degradation product under various stress conditions (light, heat, humidity) to establish product shelf life.
• Regulatory Submissions: Provides necessary data for drug master files (DMFs), investigational new drug (IND) applications, and new drug applications (NDAs) to meet FDA, EMA, and other global health authority requirements.
• Research & Development: Supports impurity profiling, route scouting, and process chemistry optimization during API synthesis development.

Basic Information

Product Name	Almotriptan Impurity 1
CAS No.	334981-13-4
Molecular Formula	C17H25N3O2S
Molecular Weight	335.47 g/mol
Synonyms	Almotriptan Related Compound A; Almotriptan Impurity A; 3-[2-(Dimethylamino)ethyl]-5-(1-pyrrolidinylsulfonyl)-1H-indole; 1H-Indole-3-ethanamine, N,N-dimethyl-5-[(1-pyrrolidinyl)sulfonyl]-; Almotriptan EP Impurity A; Almotriptan USP Impurity 1
EINECS	Contact for details

Quality Control

Every batch of Almotriptan Impurity 1 is manufactured and analyzed under strict quality management systems. The product undergoes rigorous identity confirmation, purity assay, and impurity profiling using validated analytical methods to ensure it meets the high standards required for pharmaceutical reference materials. A comprehensive Certificate of Analysis (COA) is provided with each lot, detailing results for appearance, identification (HPLC, IR), assay (by HPLC), and related substances.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature, typically between 15-25°C. Keep the container in a dry, cool, and well-ventilated area. For long-term storage, consider storing under inert atmosphere to ensure maximum stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Purity (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0% Any single unknown impurity ≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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