Description

1(2H)-Phthalazinone, 7-Bromo-4-(Hydroxymethyl)- is a high-value brominated heterocyclic building block with a reactive hydroxymethyl functional group. This compound is essential for advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by research institutions and pharmaceutical companies for the development of novel active pharmaceutical ingredients (APIs) and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly in kinase inhibitor research and other targeted therapies.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a monomer or functionalizing agent for creating specialized polymers and advanced organic materials.
• Chemical Synthesis: Acts as a versatile building block for constructing complex heterocyclic compounds in medicinal and combinatorial chemistry.
• Bioconjugation & Probe Development: The hydroxymethyl group facilitates attachment to biomolecules or solid supports for creating diagnostic tools and research probes.

Basic Information

Product Name	1(2H)-Phthalazinone, 7-Bromo-4-(Hydroxymethyl)-
CAS No.	40849-17-0
Molecular Formula	C9H7BrN2O2
Molecular Weight	255.07 g/mol
Synonyms	7-Bromo-4-(hydroxymethyl)-1(2H)-phthalazinone; 7-Bromo-4-(hydroxymethyl)phthalazin-1(2H)-one; 4-(Hydroxymethyl)-7-bromo-1(2H)-phthalazinone; 7-Bromo-4-hydroxymethylphthalazin-1(2H)-one; 40849-17-0; BR-4-HMP; Bromo-hydroxymethylphthalazinone
EINECS	Contact for details

Quality Control

Our 1(2H)-Phthalazinone, 7-Bromo-4-(Hydroxymethyl)- is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. A detailed Certificate of Analysis (COA) is provided with each shipment to ensure traceability and compliance with your research or cGMP starting material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). The product is moisture-sensitive and should be handled under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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