Description

Afatinib Impurity Qjj is a designated impurity standard used in the analytical profiling and quality control of the active pharmaceutical ingredient (API) Afatinib. This compound is critical for ensuring the purity, safety, and efficacy of the final drug product by serving as a reference marker in chromatographic methods. It is an essential material for pharmaceutical R&D laboratories, quality assurance/quality control (QA/QC) departments, and contract research organizations (CROs) involved in the development and manufacturing of oncology therapeutics.

Application

• Pharmaceutical Reference Standard: Primary use as a certified reference material (CRM) for the identification and quantification of Afatinib Impurity Qjj in Afatinib drug substance and drug product.
• Method Development and Validation: Crucial for developing, optimizing, and validating stability-indicating HPLC or UPLC methods for Afatinib.
• Stability Studies: Used to monitor the formation and levels of this specific impurity during forced degradation and long-term stability testing of Afatinib batches.
• Regulatory Compliance and Filing: Supports the preparation of regulatory submission documents (e.g., for FDA, EMA) by providing necessary impurity characterization data.
• Quality Control Testing: Employed in routine QC release testing of Afatinib API to ensure compliance with stringent pharmacopeial (e.g., USP, EP) and ICH Q3A/B guidelines.
• Process Chemistry Research: Aids in understanding and controlling the formation of this impurity during the synthetic route development and scale-up of Afatinib.

Basic Information

Product Name	Afatinib Impurity Qjj
CAS No.	2323570-72-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Afatinib Related Compound Qjj; Afatinib Impurity; Qjj Impurity of Afatinib; (2E)-N-[4-[(3-Chloro-4-fluorophenyl)amino]-7-[[(3S)-tetrahydro-3-furanyl]oxy]-6- quinazolinyl]-4-(dimethylamino)-2-butenamide Impurity; BIBW 2992 Impurity Qjj; Giotrif Impurity Qjj; Gilotrif Impurity Qjj
EINECS	Contact for details

Quality Control

Every batch of Afatinib Impurity Qjj is manufactured and handled under strict quality management systems. The product undergoes comprehensive analytical testing, including HPLC for purity confirmation and structural elucidation via spectroscopic methods (NMR, MS), to ensure it meets the high standards required for pharmaceutical impurity analysis. A comprehensive Certificate of Analysis (COA) detailing batch-specific results is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) or as indicated on the label or COA. For long-term storage, consider storing desiccated at -20°C. Handle and store in accordance with good laboratory practices.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (HPLC)	Retention time corresponds to reference standard
Identification (MS)	Consistent with molecular structure
Purity (HPLC)	≥ 95.0%
Related Substances (HPLC)	Report single unknown and total impurities
Water Content (KF)	≤ 5.0%
Residual Solvents (GC)	Complies with ICH Q3C

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