Description

2H-1-Benzopyran, 4-Amino-3,4-Dihydro-7-Methoxy-, Hydrochloride is a high-purity, specialized organic salt with the CAS number 28403-23-8. This compound serves as a critical synthetic intermediate and building block in advanced pharmaceutical and fine chemical research. It is primarily required by R&D chemists and process development scientists working in medicinal chemistry and active pharmaceutical ingredient (API) synthesis. Our supply ensures consistent quality and reliable availability for your most demanding development projects.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel therapeutic agents, particularly in central nervous system (CNS) and cardiovascular drug research.
• Medicinal Chemistry Research: Used as a core scaffold for structure-activity relationship (SAR) studies and lead optimization in drug discovery programs.
• Fine Chemical Synthesis: Serves as a precursor for the preparation of more complex chroman and benzopyran derivatives with specific biological activities.
• Academic & Institutional R&D: Utilized in universities and research institutes for studying chemical reactions, heterocyclic chemistry, and developing new synthetic methodologies.
• Reference Standard: Suitable for use as an analytical standard in quality control laboratories for method development and validation.

Basic Information

Product Name	2H-1-Benzopyran, 4-Amino-3,4-Dihydro-7-Methoxy-, Hydrochloride
CAS No.	28403-23-8
Molecular Formula	C10H14ClNO2
Molecular Weight	215.68 g/mol
Synonyms	4-Amino-7-methoxy-3,4-dihydro-2H-1-benzopyran hydrochloride; 7-Methoxy-4-aminochroman hydrochloride; 4-Amino-7-methoxychroman hydrochloride; 3,4-Dihydro-7-methoxy-4-amino-2H-1-benzopyran hydrochloride; Chroman-4-amine, 7-methoxy-, hydrochloride; 4-Amino-7-methoxy-2H-chromane hydrochloride; 7-Methoxy-3,4-dihydro-2H-1-benzopyran-4-amine hydrochloride
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran, 4-Amino-3,4-Dihydro-7-Methoxy-, Hydrochloride is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container should be kept in a desiccated environment to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.