Description

1A,7B-Dihydro-1H-Cyclopropa[A]Naphthalene-1-Carboxylic Acid Methyl Ester is a high-purity, synthetically valuable organic compound featuring a fused cyclopropane-naphthalene core structure. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block for complex organic synthesis. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require precise, high-quality intermediates for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) or anti-inflammatory pathways.
• Agrochemical Synthesis: Building block for developing new-generation pesticides and herbicides with unique modes of action.
• Material Science Research: Used in the development of organic semiconductors, liquid crystals, and other functional organic materials.
• Organic Synthesis: Versatile scaffold for constructing complex polycyclic structures in academic and industrial R&D laboratories.
• Chemical Reference Standard: High-purity material for analytical method development, validation, and quality control in regulated industries.

Basic Information

Item	Detail
Product Name	1A,7B-Dihydro-1H-Cyclopropa[A]Naphthalene-1-Carboxylic Acid Methyl Ester
CAS No.	23398-50-7
Molecular Formula	C15H14O2
Molecular Weight	226.27 g/mol
Synonyms	Methyl 1a,7b-dihydro-1H-cyclopropa[a]naphthalene-1-carboxylate; 1H-Cyclopropa[a]naphthalene-1-carboxylic acid, 1a,7b-dihydro-, methyl ester; Cyclopropanaphthalene methyl ester; 1-Carbomethoxy-1a,7b-dihydro-1H-cyclopropa[a]naphthalene; Methyl 1H-cyclopropa[a]naphthalene-1-carboxylate (dihydro); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 1A,7B-Dihydro-1H-Cyclopropa[A]Naphthalene-1-Carboxylic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting all critical quality attributes. Our production adheres to cGMP guidelines where applicable, ensuring reliability for your most demanding R&D and scale-up processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
Residual Solvents (GC)	Complies with ICH guidelines

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