Description

Pyrvinium is a quaternary ammonium salt belonging to the cyanine dye class, known for its distinctive orange-red color and potent anthelmintic properties. Its primary commercial value lies in its historical and ongoing use as an effective antiparasitic agent, specifically targeting intestinal pinworms. This makes it a critical compound for manufacturers in the pharmaceutical and veterinary medicine sectors, as well as for research institutions studying helminth infections and novel therapeutic applications.

Application

• Pharmaceutical Active Ingredient (API): Primary use as an anthelmintic drug for the treatment of enterobiasis (pinworm infection).
• Veterinary Medicinal Products: Formulation into anti-parasitic treatments for livestock and companion animals.
• Biomedical Research: Utilized as a chemical tool in studies investigating helminth biology, host-parasite interactions, and metabolic pathways.
• Reference Standard: Serves as a high-purity analytical standard for quality control testing in pharmaceutical manufacturing and regulatory compliance.
• Chemical Intermediate: Potential use in the synthesis of more complex cyanine dyes or related quaternary ammonium compounds for various applications.

Basic Information

Product Name	Pyrvinium
CAS No.	7187-62-4
Molecular Formula	C₂₆H₂₈N₄O₆
Molecular Weight	492.53 g/mol
Synonyms	Pyrvinium Pamoate (common salt form); Pyrvinium Embonate; 6-(Dimethylamino)-2-[2-(2,5-dimethyl-1-phenyl-1H-pyrrol-3-yl)ethenyl]-1-methylquinolinium; Viprynium; Povan; Vanquin; Helmex; Mol-Iron; PVP
EINECS	Contact for details

Quality Control

Our Pyrvinium is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. We provide comprehensive quality documentation, including a detailed Certificate of Analysis (COA) for each lot, which confirms identity, purity, and impurity profiles. Our quality standards are designed to meet the requirements for pharmaceutical intermediates and research-grade chemicals.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Orange to dark red powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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