Description

3-Isoquinolinecarboxylic Acid, 1,2,3,4-Tetrahydro-7,8-Dihydroxy-, Methyl Ester (9Ci) is a high-purity synthetic intermediate belonging to the tetrahydroisoquinoline class of compounds. This molecule is valued for its complex polycyclic structure and functional groups, making it a critical building block in advanced organic synthesis. It is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, particularly those targeting neurological or cardiovascular pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or plant growth regulators due to its bioactive scaffold.
• Chemical Synthesis Building Block: Employed in organic chemistry research for constructing complex heterocyclic compounds and natural product analogs.
• Biochemical Tool Compound: May be utilized in biochemical assays and as a standard for analytical method development in life sciences.
• Material Science Research: Investigated as a monomer or functional additive for specialty polymers and advanced materials.

Basic Information

Product Name	3-Isoquinolinecarboxylic Acid, 1,2,3,4-Tetrahydro-7,8-Dihydroxy-, Methyl Ester (9Ci)
CAS No.	785018-58-8
Molecular Formula	C11H13NO4
Molecular Weight	223.23 g/mol
Synonyms	1,2,3,4-Tetrahydro-7,8-dihydroxy-3-isoquinolinecarboxylic acid methyl ester; Methyl 1,2,3,4-tetrahydro-7,8-dihydroxyisoquinoline-3-carboxylate; 7,8-Dihydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid methyl ester; 3-Carbomethoxy-7,8-dihydroxy-1,2,3,4-tetrahydroisoquinoline; 785018-58-8; 3-Isoquinolinecarboxylic acid, 1,2,3,4-tetrahydro-7,8-dihydroxy-, methyl ester
EINECS	Contact for details

Quality Control

Our production of 3-Isoquinolinecarboxylic Acid, 1,2,3,4-Tetrahydro-7,8-Dihydroxy-, Methyl Ester (9Ci) adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS). We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring full traceability and compliance with your research or cGMP-grade requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
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.