Description

Oxalacetic Acid, Chloro(Hydroxymethyl)-, -γ--Lactone (5Ci) is a specialized, isotopically labeled chemical building block. This compound matters for its role in advanced organic synthesis and as a potential intermediate in the development of novel pharmaceuticals and agrochemicals. It is needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for applications in tracer studies, metabolic pathway analysis, and the synthesis of complex molecules.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting metabolic pathways.
• Agrochemical Research: Used in the development and study of new herbicides, fungicides, or plant growth regulators where its structural motif is relevant.
• Metabolic Tracer Studies: The carbon-13 (13C) label makes it valuable for tracking biochemical pathways and studying enzyme mechanisms in research settings.
• Fine Chemical Synthesis: Acts as a versatile intermediate for constructing complex organic molecules in academic and industrial R&D laboratories.
• Biochemical Research: Potential use in studying enzymatic reactions involving oxaloacetate derivatives or related metabolic processes.

Basic Information

Item	Detail
Product Name	Oxalacetic Acid, Chloro(Hydroxymethyl)-, -γ--Lactone (5Ci)
CAS No.	855389-68-3
Molecular Formula	C5H5ClO5 (or specific isotopologue with 13C label)
Molecular Weight	~180.54 g/mol (unlabeled)
Synonyms	5-Chloro-4-hydroxy-2-oxo-2,5-dihydrofuran-3-carboxylic acid (5-13C); 4-Chloro-5-hydroxy-2(5H)-furanone-3-carboxylic-5-13C acid; 5-13C Labeled Chloro(hydroxymethyl)oxalacetic acid γ-lactone; [5-13C]-5-Chloro-4-hydroxy-2-oxo-2,5-dihydrofuran-3-carboxylic acid; Isotopically labeled oxalacetate derivative; 5-Carbon-13 labeled lactone intermediate
EINECS	Contact for details

Quality Control

Our isotopically labeled compounds are produced and tested under stringent conditions to ensure high chemical and isotopic purity. Each batch is characterized by advanced analytical techniques including NMR, HPLC, and mass spectrometry to confirm identity, purity, and isotopic enrichment. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). For long-term storage, consider storing under an inert atmosphere in a desiccator to maintain stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95%
Isotopic Enrichment	≥ 99 atom % 13C
Chemical Purity (by 1H NMR)	≥ 95%
Water Content (KF)	≤ 2.0%

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