Description

Propanedioate CAS NO 156-80-9 is a versatile organic chemical compound, also known as malonate, which serves as a fundamental building block in organic synthesis. Its primary value lies in its role as a key intermediate for producing pharmaceuticals, agrochemicals, and fine chemicals. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-purity intermediates for complex synthesis.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs), including barbiturates and vitamins like B1 and B6.
• Agrochemical Synthesis: Used in the manufacturing of herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a building block for dyes, pigments, flavors, and fragrances.
• Polymer & Resin Modifier: Employed in cross-linking reactions and as a component in specialty polymer formulations.
• Chemical Research & Development: A valuable reagent for organic synthesis, particularly in Knoevenagel condensations and other C-C bond forming reactions in academic and industrial R&D.
• Electroplating Solutions: Can be used as an additive in specific electroplating baths to improve coating quality.

Basic Information

Product Name	Propanedioate
CAS No.	156-80-9
Molecular Formula	C3H2O4
Molecular Weight	102.05 g/mol
Synonyms	Malonate; Propanedioic acid; Dicarboxymethane; Methanedicarboxylic acid; Carboxyacetic acid; Kyselina malonova; Malonic Acid (common name for the acid form); Malonate ion
EINECS	205-858-0

Quality Control

Our Propanedioate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets the required specifications for purity, identity, and consistency. We provide Certificates of Analysis (COA) with every shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for critical applications.

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). Keep away from strong oxidizing agents, strong bases, and sources of ignition. The product may be hygroscopic; ensure containers are sealed after use to minimize moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	135°C - 140°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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