Description

6,6'-Dihydroxy-4,4,4',4',7,7'-Hexamethyl-2,2'-Spirobichroman, 2-Propanol Adduct is a high-purity, specialized organic compound primarily used as a key synthetic intermediate or functional additive. This compound is valued for its unique spirocyclic structure, which imparts specific chemical properties critical for advanced material synthesis. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel products with enhanced performance characteristics.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring a rigid, chiral spirocyclic core.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides, where its structure can contribute to specific biological activity and stability.
• Polymer Additive: Functions as a stabilizer or property-modifying agent in specialty polymers and high-performance resins to enhance durability or UV resistance.
• Material Science Research: Acts as a precursor or monomer in the development of organic electronic materials, liquid crystals, or advanced coatings.
• Chemical Synthesis Reagent: Employed in organic chemistry laboratories for constructing complex molecular architectures via its reactive phenolic and adduct functionalities.

Basic Information

Item	Detail
Product Name	6,6'-Dihydroxy-4,4,4',4',7,7'-Hexamethyl-2,2'-Spirobichroman, 2-Propanol Adduct
CAS No.	40278-59-9
Molecular Formula	C27H36O4
Molecular Weight	424.58 g/mol
Synonyms	2,2'-Spirobi[6-hydroxy-4,4,7-trimethylchroman] Isopropanol Adduct; 6,6'-Dihydroxy-4,4,4',4',7,7'-hexamethyl-2,2'-spirobi[2H-1-benzopyran] 2-Propanol Adduct; Spirobichroman Diol Isopropanolate; 40278-59-9; 6,6'-Dihydroxy-4,4,4',4',7,7'-hexamethyl-2,2'-spirobichroman propan-2-ol adduct
EINECS	Contact for details

Quality Control

Our 6,6'-Dihydroxy-4,4,4',4',7,7'-Hexamethyl-2,2'-Spirobichroman, 2-Propanol Adduct is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, IR and NMR for structural confirmation, and loss on drying to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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