Description

Spiro[2H-1-Benzopyran-2,4(3H)-Pyrimidine]-2,5(1H,3H)-Dione, 4,5,6,6,7,8-Hexahydro-6,6,7,7-Tetramethyl-4-(2-Thienyl)- (9Ci) is a complex spirocyclic organic compound featuring a fused benzopyran-pyrimidine-dione core structure substituted with a thienyl group. This unique molecular architecture makes it a valuable advanced intermediate or building block for research and development in sophisticated chemical synthesis. It is primarily sought after by pharmaceutical R&D teams and specialty chemical manufacturers working on novel active ingredients, materials science, or agrochemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or other therapeutic areas requiring complex heterocyclic scaffolds.
• Organic Light-Emitting Diode (OLED) Materials Research: Investigated as a potential electron-transport or host material due to its rigid, conjugated spiro structure which can enhance thermal stability and luminescent properties.
• Agrochemical Synthesis: Used in the development of new-generation pesticides or herbicides, where its specific structure may contribute to unique modes of action.
• Coordination Chemistry & Ligand Design: The oxygen and nitrogen donor atoms within its structure allow it to act as a chelating ligand for metal ions, useful in catalysis or material science.
• Academic & Industrial Research: Employed in methodological studies and the exploration of new chemical reactions involving spirocyclic and fused heterocyclic systems.
• Specialty Polymer Modifier: Potential use as a monomer or additive to impart specific thermal or optical properties to high-performance polymers.

Basic Information

Product Name	Spiro[2H-1-Benzopyran-2,4(3H)-Pyrimidine]-2,5(1H,3H)-Dione, 4,5,6,6,7,8-Hexahydro-6,6,7,7-Tetramethyl-4-(2-Thienyl)- (9Ci)
CAS No.	606114-05-0
Molecular Formula	C19H22N2O3S
Molecular Weight	358.45 g/mol
Synonyms	4,5,6,6,7,8-Hexahydro-6,6,7,7-tetramethyl-4-(2-thienyl)spiro[2H-1-benzopyran-2,4'(3'H)-pyrimidine]-2',5'(1'H,3'H)-dione; 4-(Thiophen-2-yl)-4,5,6,6,7,8-hexahydro-6,6,7,7-tetramethylspiro[chromene-2,4'-pyrimidine]-2',5'(1'H,3'H)-dione; CAS 606114-05-0; Spiro(chromene-2,4'-pyrimidine)-2',5'-dione derivative; Thienyl-substituted spiro(benzopyran-pyrimidinedione); Hexahydrotetramethylspiro(benzopyran-pyrimidine)dione thienyl derivative
EINECS	Contact for details

Quality Control

Every batch of Spiro[2H-1-Benzopyran-2,4(3H)-Pyrimidine]-2,5(1H,3H)-Dione, 4,5,6,6,7,8-Hexahydro-6,6,7,7-Tetramethyl-4-(2-Thienyl)- (9Ci) is manufactured and analyzed under a strict quality management system. We employ advanced analytical techniques including HPLC, GC-MS, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specification results is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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