Description

Quassin CAS NO 75991-65-0 is a highly purified, bitter-tasting triterpenoid lactone primarily extracted from the wood of the *Quassia amara* tree. This compound is valued for its potent biological activity, serving as a key reference standard and active ingredient in research and development. It is essential for industries focused on natural product chemistry, pharmacology, and botanical extract standardization. Our supply ensures consistent quality and purity for critical applications.

Application

• Pharmaceutical Research & Development: Used as a reference standard and active pharmaceutical ingredient (API) in studies investigating antiparasitic, anticancer, and appetite-suppressant properties.
• Natural Product & Nutraceutical Manufacturing: Serves as a key bioactive marker for the standardization and quality control of bitter botanical extracts and dietary supplements.
• Agrochemical Research: Investigated for its potential as a natural insecticide and antifeedant in crop protection formulations.
• Academic & Analytical Chemistry: Employed as a high-purity analytical standard in HPLC, LC-MS, and NMR for method development and compound identification.
• Flavor & Fragrance Industry: Utilized as a source of extreme bitterness for sensory studies and in the development of bitter masking agents.
• Beverage Industry (Bitters): Acts as a potent bittering agent in the production of traditional bitters and aperitifs.

Basic Information

Product Name	Quassin
CAS No.	75991-65-0
Molecular Formula	C22H28O6
Molecular Weight	388.46 g/mol
Synonyms	Quassine; NSC-146051; (3aS,4aS,6aR,7aS,8S,10aS,10bR,10cS)-8-(Furan-3-yl)-3a,4a,6a,7a,8,9,10,10a,10b,10c-decahydro-6H,11H-3,10b-epoxyfuro[3,2-g]isochromeno[7,6-b]oxepin-11-one; 2,12-Dihydroxy-6a,12a-dimethyl-3,7-dioxo-1,2,3,4,4a,5,6,6a,7,11b,12,12a-dodecahydrobenzo[b]indeno[1,2-d]pyran-4-yl acetate (related to early nomenclature); Bitter principle of Quassia
EINECS	Contact for details

Quality Control

Our Quassin is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial use. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Melting Point	221 - 225 °C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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