Description

(-)-Tephrosin CAS NO 76-80-2 is a specific stereoisomer of a naturally occurring rotenoid compound, valued for its distinct biological activity profile. This high-purity chemical intermediate is critical for research and development in the life sciences sector. It is primarily sought after by pharmaceutical researchers, agrochemical developers, and academic institutions for use in biochemical studies and as a lead compound in the synthesis of novel active ingredients.

Application

• Pharmaceutical Research: Serves as a key intermediate or reference standard in the discovery and development of new therapeutic agents, particularly in oncology and neurology.
• Agrochemical Development: Used as a bioactive scaffold for creating new pesticides and insecticides, leveraging its natural origin and specific activity.
• Biochemical Studies: Employed as a precise tool in pharmacological assays to study enzyme inhibition, cell signaling pathways, and receptor interactions.
• Academic & Institutional Research: Provides a pure, well-characterized compound for university laboratories and research institutes conducting fundamental chemical and biological research.
• Reference Standard Production: Acts as a high-purity material for analytical laboratories to develop and calibrate testing methods for tephrosin and related compounds.

Basic Information

Product Name	(-)-Tephrosin
CAS No.	76-80-2
Molecular Formula	C23H22O7
Molecular Weight	410.42 g/mol
Synonyms	(-)-Tephrosin; (6aR,12aR)-6a,12a-Dihydro-6H-[1,3]dioxolo[5,6]benzofuro[3,2-c]chromen-12-ol, 7,8-dimethoxy-; Tephrosin; Deguelin derivative; Rotenoid T1; NSC 106977; Tubotoxin
EINECS	Contact for details

Quality Control

Our (-)-Tephrosin is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity determination and spectroscopic methods (NMR, IR, MS) for structural confirmation. A detailed Certificate of Analysis (COA) documenting identity, purity, and related substances is provided with every shipment to support your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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