Description

Spiro[Piperidine-4,7'-[7H]Thieno[2,3-C]Pyran], 4',5'-Dihydro- is a high-purity, advanced pharmaceutical intermediate characterized by its complex spirocyclic and fused heterocyclic structure. This compound is of significant value in modern organic synthesis, particularly for constructing novel molecular scaffolds with potential biological activity. It is primarily sought by research institutions and pharmaceutical companies engaged in the development of new active pharmaceutical ingredients (APIs) and other fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates, especially those targeting the central nervous system (CNS) or other therapeutic areas.
• Medicinal Chemistry Research: Used in lead optimization and structure-activity relationship (SAR) studies to explore new chemical entities.
• Organic Synthesis Reagent: Employed in academic and industrial laboratories for the construction of complex spirocyclic and heterocyclic compounds.
• Chemical Reference Standard: Utilized as a high-purity standard for analytical method development, validation, and quality control in API manufacturing.

Basic Information

Product Name	Spiro[Piperidine-4,7'-[7H]Thieno[2,3-C]Pyran], 4',5'-Dihydro-
CAS No.	1283095-47-5
Molecular Formula	C12H15NOS
Molecular Weight	221.32 g/mol
Synonyms	4',5'-Dihydrospiro[piperidine-4,7'-[7H]thieno[2,3-c]pyran]; Spiro[piperidine-4,7'-thieno[2,3-c]pyran], 4',5'-dihydro-; 4',5'-Dihydro-7'H-spiro[piperidine-4,7'-thieno[2,3-c]pyran]; 1-Azaspiro[4.5]decane derivative; Thienopyran spiro piperidine; CAS 1283095-47-5
EINECS	Contact for details

Quality Control

Our Spiro[Piperidine-4,7'-[7H]Thieno[2,3-C]Pyran], 4',5'-Dihydro- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat and incompatible materials. For long-term storage, consider an inert atmosphere to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Residual Solvents (GC)	Complies with ICH guidelines
Water Content (KF)	≤ 0.5%

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