Description

(5R,3Ar,11Br)-4'α-Acetyloxy-3',3A,4',5',6',11B-Hexahydro-3'α,7-Dihydroxy-6'β-Methylspiro[5H-Furo[3,2-B]Naphtho[2,3-D]Pyran-5,2'-[2H]Pyran]-2,6,11(3H)-Trione is a complex, high-purity spirocyclic organic compound with significant potential in advanced chemical synthesis. This compound is valued for its intricate molecular architecture, which serves as a key chiral building block or intermediate in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating molecules with specific stereochemical and biological properties.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral precursor in the synthesis of complex drug candidates, particularly in oncology and anti-infective research.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides where specific stereochemistry is crucial for activity and selectivity.
• Fine Chemical Synthesis: Acts as a sophisticated building block for creating specialty chemicals, flavors, fragrances, and advanced materials.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in organic synthesis and catalysis.
• Process Chemistry Development: Utilized for scaling up synthetic routes and optimizing production processes for target molecules.

Basic Information

Product Name	(5R,3Ar,11Br)-4'α-Acetyloxy-3',3A,4',5',6',11B-Hexahydro-3'α,7-Dihydroxy-6'β-Methylspiro[5H-Furo[3,2-B]Naphtho[2,3-D]Pyran-5,2'-[2H]Pyran]-2,6,11(3H)-Trione
CAS No.	59554-11-9
Molecular Formula	C23H24O10
Molecular Weight	460.43 g/mol
Synonyms	4'-Acetyloxy-3',3a,4',5',6',11b-hexahydro-3'a,7-dihydroxy-6'b-methylspiro[5H-furo[3,2-b]naphtho[2,3-d]pyran-5,2'-[2H]pyran]-2,6,11(3H)-trione; Spiro[5H-furo[3,2-b]naphtho[2,3-d]pyran-5,2'-[2H]pyran]-2,6,11(3H)-trione, 4'-acetyloxy-3',3a,4',5',6',11b-hexahydro-3'a,7-dihydroxy-6'b-methyl-; CAS 59554-11-9; 4'-O-Acetyl-3',3a,4',5',6',11b-hexahydro-3'a,7-dihydroxy-6'b-methylspiro[5H-furo[3,2-b]naphtho[2,3-d]pyran-5,2'-[2H]pyran]-2,6,11(3H)-trione
EINECS	Contact for details

Quality Control

Every batch of this high-value intermediate is produced under strict quality management systems. We employ advanced analytical techniques, including HPLC, GC-MS, and NMR, to ensure exceptional purity and stereochemical integrity. A comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral purity, and impurity profiles is provided with each shipment to support your regulatory and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its sensitivity, the product should be stored under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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