Description

28-Oxo-D:A-Friedooleanan-3-One is a high-purity, specialized triterpenoid derivative of significant interest in advanced organic synthesis and pharmaceutical research. This compound serves as a critical intermediate for the development of novel bioactive molecules and complex natural product analogs. It is primarily utilized by research institutions, pharmaceutical development laboratories, and fine chemical manufacturers focused on steroid and terpenoid chemistry.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting metabolic or inflammatory pathways.
• Chemical Reference Standard: Used for analytical method development, validation, and quality control in laboratories studying triterpenoids.
• Academic & Industrial Research: Serves as a starting material or model compound in organic chemistry research focused on steroid-like structures and their transformations.
• Fine Chemical Synthesis: Employed in the multi-step synthesis of complex natural products and their derivatives for biological screening.
• Biochemical Studies: Potential use in probing enzyme mechanisms or biological pathways related to triterpenoid metabolism.

Basic Information

Product Name	28-Oxo-D:A-Friedooleanan-3-One
CAS No.	14440-40-5
Molecular Formula	C30H46O2
Molecular Weight	438.70 g/mol
Synonyms	28-Oxo-D:A-Friedooleanan-3-One; 3-Oxo-D:A-Friedooleanan-28-oic Acid Lactone; 28-Oxo-3-friedelanone; Friedelan-3-one-28-al; 3-Ketofriedelan-28-al; D:A-Friedooleanan-3-one-28-al; 3-Oxo-28-nor-D:A-friedooleanane; 28-Oxofriedelan-3-one
EINECS	Contact for details

Quality Control

Our 28-Oxo-D:A-Friedooleanan-3-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with every shipment, confirming compliance with customer specifications and relevant research-grade standards.

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 when not in use to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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