Description

Protopseudohypericin is a naturally occurring naphthodianthrone derivative, structurally related to hypericin. This compound is of significant interest in advanced pharmaceutical research and development due to its unique photobiological properties. It serves as a critical reference standard and a key intermediate for researchers in the fields of photodynamic therapy, antiviral studies, and natural product chemistry.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of Hypericum perforatum (St. John's Wort) extracts and related products.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizing agent for cancer treatment and antimicrobial applications.
• Antiviral Studies: Serves as a research compound in studies targeting enveloped viruses due to its light-activated mechanisms.
• Natural Product Chemistry: A crucial intermediate and marker compound in the synthesis and analysis of hypericin and pseudohypericin.
• Biochemical Research: Employed in studies of enzyme inhibition and cellular signaling pathways influenced by naphthodianthrones.
• Cosmeceutical Research: Explored for potential applications in light-responsive skincare formulations.

Basic Information

Product Name	Protopseudohypericin
CAS No.	54328-09-5
Molecular Formula	C30H16O8
Molecular Weight	504.44 g/mol
Synonyms	Proto-pseudohypericin; 4,5,7,4',5',7'-Hexahydroxy-2,2'-dimethylmesonaphthodianthrone; Protopseudohypericinol; A component of Hypericin mixture
EINECS	Contact for details

Quality Control

Our Protopseudohypericin is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity assessment and spectroscopic identification (UV, IR, NMR), to ensure it meets the high standards required for research applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and conformance to specifications.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) to prevent oxidation and degradation. The container should be kept in a cool, dry, and well-ventilated area.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (HPLC)	Conforms to reference standard
Identification (UV)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
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.