PENTAMETHYL CYCLOPENTADIENE-1,2,3,4,5-PENTACARBOXYLATE

Base Information

• Chemical Name: PENTAMETHYL CYCLOPENTADIENE-1,2,3,4,5-PENTACARBOXYLATE
• CAS No.: 16691-59-1
• Molecular Formula: C15H16O10
• Molecular Weight: 356.286
• Hs Code.: 2917209090
• Mol file: 16691-59-1.mol

Synonyms:PENTAMETHYL CYCLOPENTADIENE-1,2,3,4,5-PENTACARBOXYLATE;pentamethyl cyclopentadiene-1,2,3,4,5-pentacarbox;Pentamethyl cyclopebtadiene-1,2,3,4,5-pentacarboxylate

Chemical Property of PENTAMETHYL CYCLOPENTADIENE-1,2,3,4,5-PENTACARBOXYLATE

Chemical Property:

• Vapor Pressure: 2.35E-08mmHg at 25°C
• Melting Point: 149 °C (dec.)(lit.)
• Refractive Index: 1.515
• Boiling Point: 451.9°Cat760mmHg
• Flash Point: 198.8°C
• PSA: 131.50000
• Density: 1.395g/cm³
• LogP: -0.92560

Purity/Quality:

97% ^*data from raw suppliers

Pentamethyl cyclopentadiene-1,2,3,4,5-pentacarboxylate 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Useful synthetic building block demonstrated by Tristan Lambert to enable access to chiral Br?nsted acid catalysts.

Technology Process of PENTAMETHYL CYCLOPENTADIENE-1,2,3,4,5-PENTACARBOXYLATE

There total 13 articles about PENTAMETHYL CYCLOPENTADIENE-1,2,3,4,5-PENTACARBOXYLATE 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: 90.0%

potassium 1,2,3,4,5-pentakis(methoxycarbonyl)cyclopentadienide (16691-64-8) → 1,2,3,4,5-pentakis(methoxycarbonyl)cyclopenta-1,3-diene (16691-59-1)

Guidance literature:

With hydrogenchloride; water;

DOI:10.3762/bjoc.9.195

Reference yield: 82.0%

methanol (67-56-1) + 5-(4-Methoxybenzyl)-1,2,3,4,5-pentakis(methoxycarbonyl)cyclopentadiene (143024-43-5) → 1-methoxy-4-(methoxymethyl)benzene (1515-81-7) + 1,2,3,4,5-pentakis(methoxycarbonyl)cyclopenta-1,3-diene (16691-59-1)

Guidance literature:

at 100 ℃; for 4h; Yields of byproduct given;

DOI:10.1021/jo00081a029

Reference yield: 82.0%

methanol (67-56-1) + 1,2,3,4,5-Pentakis(methoxycarbonyl)-5-(1,1-diphenylmethyl)cyclopentadiene (154196-71-1) → benzhydryl methyl ether (1016-09-7) + 1,2,3,4,5-pentakis(methoxycarbonyl)cyclopenta-1,3-diene (16691-59-1)

Guidance literature:

for 0.333333h; Ambient temperature;

DOI:10.1021/jo00081a029

upstream raw materials:

1,1,2,3,4,5,6,7-octakis(methoxycarbonyl)-3,5-cycloheptadiene

methanol

5-(4-Methoxybenzyl)-1,2,3,4,5-pentakis(methoxycarbonyl)cyclopentadiene

5-(1-Adamantyl)-1,2,3,4,5-pentakis(methoxycarbonyl)cyclopentadiene

Downstream raw materials:

5-Phenyl-cyclopenta-1.3-dien-pentacarbonsaeure-pentamethylester

5-(4-Methoxybenzyl)-1,2,3,4,5-pentakis(methoxycarbonyl)cyclopentadiene

Ru3(μ-PPhCH2PPh(C6H4))(CO)9