2'',3''-Dihydrogeiparvarin

Base Information

• Chemical Name: 2'',3''-Dihydrogeiparvarin
• CAS No.: 98066-12-7
• Molecular Formula: C19H20O5
• Molecular Weight: 328.3591
• Mol file: 98066-12-7.mol

Synonyms:2'',3''-dihydrogeiparvarin;7-((3-(tetrahydro-5,5-dimethyl-4-oxo-2-furanyl)-2-butenyl)oxy)-2H-1-benzopyran-2-one

Chemical Property of 2'',3''-Dihydrogeiparvarin

Chemical Property:

• Vapor Pressure: 1.14E-10mmHg at 25°C
• Boiling Point: 513.8°Cat760mmHg
• Flash Point: 286.9°C
• PSA: 65.74000
• Density: 1.21g/cm³
• LogP: 3.25470
• XLogP3: 2.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 4
• Exact Mass: 328.13107373
• Heavy Atom Count: 24
• Complexity: 574

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC(=CCOC1=CC2=C(C=C1)C=CC(=O)O2)C3CC(=O)C(O3)(C)C
• Isomeric SMILES: C/C(=C\COC1=CC2=C(C=C1)C=CC(=O)O2)/C3CC(=O)C(O3)(C)C

Technology Process of 2'',3''-Dihydrogeiparvarin

There total 18 articles about 2'',3''-Dihydrogeiparvarin which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 92.0%

(+/-)-(E)-7-<<3-(6,6-dimethyl-1,4,7-trioxaspiro<4.4>non-8-yl)-2-butenyl>oxy>-2H-1-benzopyran-2-one (89983-30-2) → (+/-)-(E)-7-<<(3-tetrahydro-5,5-dimethyl-4-oxo-2-furanyl)-2-butenyl>-oxy>-2H-1-benzopyran-2-one (98066-12-7)

Guidance literature:

With acetic acid;

Reference yield: 80.0%

(E)-7-<<3-(tetrahydro-5,5-dimethyl-4-hydroxy-2-furanyl)-2-butenyl>oxy>-2H-1-benzopyran-2-one (139870-99-8) → (+/-)-(E)-7-<<(3-tetrahydro-5,5-dimethyl-4-oxo-2-furanyl)-2-butenyl>-oxy>-2H-1-benzopyran-2-one (98066-12-7)

Guidance literature:

With pyridinium chlorochromate; In dichloromethane; for 12h; Ambient temperature;

DOI:10.1021/jm00088a025

Reference yield: 48.0%

(+/-)-(E)-7-<(4,7-dihydroxy-3,7-dimethyl-6-oxo-2-octenyl)oxy>-2H-1-benzopyran-2-one (133589-14-7) → (+/-)-(E)-7-<<(3-tetrahydro-5,5-dimethyl-4-oxo-2-furanyl)-2-butenyl>-oxy>-2H-1-benzopyran-2-one (98066-12-7)

Guidance literature:

With toluene-4-sulfonic acid; In methanol; for 1h; Ambient temperature;

upstream raw materials:

(+/-)-(E)-7-<(4,7-dihydroxy-3,7-dimethyl-6-oxo-2-octenyl)oxy>-2H-1-benzopyran-2-one

(+/-)-(E)-7-<<3-(6,6-dimethyl-1,4,7-trioxaspiro<4.4>non-8-yl)-2-butenyl>oxy>-2H-1-benzopyran-2-one

(E)-7-<<3-(tetrahydro-5,5-dimethyl-4-hydroxy-2-furanyl)-2-butenyl>oxy>-2H-1-benzopyran-2-one

7-hydroxy-2H-chromen-2-one

Downstream raw materials:

geiparvarin

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