Description

1H-Pyrrolizine-5-Carbonyl Chloride, 2,3-Dihydro- (9Ci) is a high-purity, reactive organic intermediate belonging to the pyrrolizine class of heterocyclic compounds. This compound is valued for its role as a versatile building block in advanced organic synthesis, enabling the efficient construction of complex molecular architectures. It is primarily sought after by research institutions and pharmaceutical development companies for the synthesis of novel active pharmaceutical ingredients (APIs) and other fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the research and development of novel drug candidates, particularly for constructing complex heterocyclic cores found in potential therapeutic agents.
• Agrochemical Synthesis: Used in the development of advanced crop protection agents and pesticides, where the pyrrolizine scaffold can impart specific biological activity.
• Material Science Research: Serves as a monomer or functionalization agent in the synthesis of specialized polymers and advanced organic materials with tailored properties.
• Academic & R&D Laboratories: Employed as a critical reagent in methodological studies and for the synthesis of complex natural product analogs or chemical probes.
• Fine Chemical Production: Utilized in custom synthesis and contract manufacturing for producing high-value, low-volume specialty chemicals.

Basic Information

Product Name	1H-Pyrrolizine-5-Carbonyl Chloride, 2,3-Dihydro- (9Ci)
CAS No.	99929-57-4
Molecular Formula	C8H8ClNO
Molecular Weight	169.61 g/mol
Synonyms	2,3-Dihydro-1H-pyrrolizine-5-carbonyl chloride; 1H-Pyrrolizine-5-carbonyl chloride, 2,3-dihydro-; 2,3-Dihydro-1H-pyrrolizine-5-carboxylic acid chloride; Pyrrolizine-5-carbonyl chloride, 2,3-dihydro-1H-; 5-Carboxylyl chloride-2,3-dihydro-1H-pyrrolizine
EINECS	Contact for details

Quality Control

Our production of 1H-Pyrrolizine-5-Carbonyl Chloride, 2,3-Dihydro- (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment, supporting your R&D and quality assurance requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.