Description

5H-Thiopyrano[4,3-E]Benzothiazole(9Ci) is a specialized heterocyclic organic compound with the CAS registry number 300860-20-2. This fused benzothiazole derivative serves as a critical advanced intermediate for the synthesis of novel materials and active pharmaceutical ingredients (APIs). It is primarily required by research institutions and industrial R&D departments engaged in the development of pharmaceuticals, agrochemicals, and functional organic materials.

Application

• Pharmaceutical Intermediate: Key building block for the research and synthesis of new drug candidates, particularly those targeting neurological or oncological pathways.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, or pesticides with specific modes of action.
• Material Science: Serves as a precursor for organic semiconductors, dyes, or photoactive compounds in electronic applications.
• Chemical Synthesis: A versatile scaffold in organic chemistry for constructing complex polycyclic structures in academic and industrial research.
• Biochemical Probe Development: Potential use in creating fluorescent tags or molecular probes for biological imaging and diagnostics.

Basic Information

Product Name	5H-Thiopyrano[4,3-E]Benzothiazole(9Ci)
CAS No.	300860-20-2
Molecular Formula	C11H7NS2
Molecular Weight	217.31 g/mol
Synonyms	5H-Thiopyrano[4,3-e]benzothiazole; 300860-20-2; Thiopyrano[4,3-e]benzothiazole, 5H-; 5H-Thiopyrano[4,3-e]-1,3-benzothiazole; 5H-[1,3]Thiazolo[5',4':4,5]thiopyrano[2,3-b]pyridine
EINECS	Contact for details

Quality Control

We maintain a strict quality management system to ensure batch-to-batch consistency and high purity for research applications. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with industry standards. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	Off-white to light yellow powder/crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Research Grade)
Purity (HPLC)	≥ 98% (Premium Grade)
Melting Point	Contact for details
Loss on Drying	< 1.0%

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