Description

Cyclopent[B]Indole-7-Carboxaldehyde, 4-Ethyl-1,2,3,4-Tetrahydro- (9Ci) is a high-purity, advanced pharmaceutical intermediate with a complex polycyclic structure. This compound matters as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders. Pharmaceutical R&D and fine chemical synthesis companies need this material for developing next-generation therapeutic agents and for process optimization in complex organic syntheses.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex heterocyclic APIs, especially for neurological and psychiatric drug candidates.
• Organic Synthesis Building Block: Used in research-scale and pilot-scale reactions to construct intricate indole-fused ring systems.
• Medicinal Chemistry Research: Serves as a scaffold for structure-activity relationship (SAR) studies in drug discovery programs.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals with high added value.
• Academic & Industrial R&D: Utilized in methodological development for novel catalytic and asymmetric synthesis routes.

Basic Information

Product Name	Cyclopent[B]Indole-7-Carboxaldehyde, 4-Ethyl-1,2,3,4-Tetrahydro- (9Ci)
CAS No.	628294-82-6
Molecular Formula	C₁₄H₁₇NO
Molecular Weight	215.29 g/mol
Synonyms	4-Ethyl-1,2,3,4-tetrahydrocyclopent[b]indole-7-carboxaldehyde; 4-Ethyl-1,2,3,4-tetrahydrocyclopent[b]indole-7-carbaldehyde; 7-Formyl-4-ethyl-1,2,3,4-tetrahydrocyclopent[b]indole; Cyclopent[b]indole-7-carboxaldehyde, 4-ethyl-1,2,3,4-tetrahydro-; CAS 628294-82-6
EINECS	Contact for details

Quality Control

Our Cyclopent[B]Indole-7-Carboxaldehyde, 4-Ethyl-1,2,3,4-Tetrahydro- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and can be tailored to meet specific client requirements for research or cGMP-grade material.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation and light, prolonged exposure to air or ambient light should be avoided. Keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 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.