Quetiapine Fumarate
CAS No.: 111974-72-2
Synonym: Seroquel
Mol. Formula: C₄₆H₅₄N₆O₈S₂
Mol. Weight: 883.09 g/mol
ATC Code: N05AH04
Therapeutic Category: Atypical Antipsychotic
DMF Available: Yes
COA Available: Yes
FDA Approved: Yes
API Grade: IP/BP/USP
WHO GMP Approved: Yes

1) API Quality
Quetiapine Fumarate API is manufactured with a strong focus on high purity, controlled particle size, and low impurity profile to meet global pharmaceutical standards. Each batch undergoes stringent quality checks, including assay, residual solvents, related substances, and polymorphic consistency. Compliance with WHO-GMP and ICH guidelines ensures stability, safety, and suitability for oral solid dosage formulations.

2) Comprehensive Documentation
Comprehensive regulatory documentation is provided to support seamless global submissions. This includes DMF/CTD formats, stability data, process validation, method validation, material safety data sheets, and detailed impurity characterization. All documents are created as per international regulatory expectations to facilitate quick approval for finished dosage manufacturers in regulated and semi-regulated markets.

3) Secure Supply Chain
A secure and efficient supply chain ensures the continuous availability of Quetiapine Fumarate API in Italy. Robust logistics, validated packaging, controlled storage conditions, and stringent monitoring systems help maintain product integrity throughout transit. Batch traceability, cold-chain compliance where required, and reliable delivery timelines support consistent production planning for pharmaceutical partners.

4) Manufacturer & Supplier Expertise
Experienced manufacturers leverage advanced synthesis technology, controlled reaction conditions, high-grade raw materials, and automated equipment to ensure reliable scale-up and consistent batch performance. Their technical support teams assist with formulation challenges, regulatory requirements, and analytical troubleshooting to ensure smooth integration into production environments.

5) Amber Lifesciences’ Role
Amber Lifesciences plays a vital role in providing high-quality Quetiapine Fumarate API with a commitment to global quality standards. The company ensures efficient supply, strong regulatory support, transparent documentation, and customer-centric services. With expertise in contract manufacturing, strict quality systems, and reliable delivery capabilities, Amber Lifesciences supports pharmaceutical partners in producing safe, effective neuropsychiatric formulations.

Active Pharmaceutical Ingredient (API) – Not for Direct Human or Veterinary Use.