Description

Spiro[5H-1,3-Dioxolo[4,5-B]Pyran-6(3Ah),2-Oxirane] (9Ci) is a high-purity, specialized spirocyclic organic compound with the CAS number 848934-18-9. This complex heterocyclic structure makes it a valuable and versatile chemical intermediate for advanced synthetic chemistry. It is primarily sought after by pharmaceutical research and development teams and fine chemical manufacturers for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for complex, multi-ring target molecules.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides where its unique spiro-oxirane structure can impart specific biological activity.
• Material Science: Serves as a precursor or cross-linking agent in the development of advanced polymers, resins, or specialty coatings with tailored properties.
• Organic Synthesis: A versatile scaffold in academic and industrial research for constructing complex natural product analogs and exploring new chemical spaces.
• Ligand and Catalyst Development: Potential use in creating novel chiral ligands or organocatalysts for asymmetric synthesis applications.

Basic Information

Item	Detail
Product Name	Spiro[5H-1,3-Dioxolo[4,5-B]Pyran-6(3Ah),2-Oxirane] (9Ci)
CAS No.	848934-18-9
Molecular Formula	C8H8O4
Molecular Weight	168.15 g/mol
Synonyms	6,7-Dihydro-5H-[1,3]dioxolo[4,5-b]pyran-6-spiro-2'-oxirane; Spiro(1,3-dioxolane-4,6'(5'H)-pyrano[4,5-b][1,4]dioxin)-2'-oxirane; 848934-18-9; Spiro[1,3-dioxolane-4,6'-[5H]pyrano[4,5-b][1,4]dioxin]-2'-oxirane; Spirocyclic oxirane-dioxolopyran derivative
EINECS	Contact for details

Quality Control

Our Spiro[5H-1,3-Dioxolo[4,5-B]Pyran-6(3Ah),2-Oxirane] (9Ci) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic identification (NMR, IR, MS), to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment.

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 incompatible materials such as strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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