Pyrylium perchlorate

Base Information

• Chemical Name: Pyrylium perchlorate
• CAS No.: 2567-32-0
• Molecular Formula: C5H5O.ClO4
• Molecular Weight: 0
• Mol file: 2567-32-0.mol

Synonyms:Pyrylium perchlorate

Chemical Property of Pyrylium perchlorate

Chemical Property:

• Melting Point: 275 °C (decomp)

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Pyrylium perchlorate

There total 5 articles about Pyrylium perchlorate 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: 62.0%

sulfur trioxide pyridine complex (26412-87-3) → Pyrylium perchlorate (2567-32-0)

Guidance literature:

sulfur trioxide pyridine complex; With sodium hydroxide; In water; at -5 - 60 ℃; for 1h;

With perchloric acid; In methanol; diethyl ether; at -20 ℃; for 1h;

DOI:10.1021/ol503338b

Reference yield: 60.0%

diethyl monoacetal of glutaconaldehyde (16917-50-3) → Pyrylium perchlorate (2567-32-0)

Guidance literature:

With perchloric acid; In acetic acid; at 20 ℃; for 0.5h;

Reference yield: 35.0%

sodium glutaconaldehyde dihydrate → Pyrylium perchlorate (2567-32-0)

Guidance literature:

With perchloric acid; In methanol; diethyl ether; 1.) -20 deg C, 5 min, 2.) 4 deg C , overnight;

upstream raw materials:

diethyl monoacetal of glutaconaldehyde

sulfur trioxide pyridine complex

Downstream raw materials:

5-(5-acetoxy-penta-2,4-dienylidene)-3-phenyl-2-thioxo-thiazolidin-4-one

(2Z,4E)-1,5-diphenylpenta-2,4-dien-1-ol

(2Z,4E)-6-phenylhexa-2,4-dienal

4-benzyl-4H-pyran

Refernces

• 1、 Furber, Mark,Herbert, John M.,Taylor, Richard J. K.. "Stereoselective Synthesis of 2Z,4E-Dienals by Addition of Organometallic Reagents to Pyrylium Perchlorate". . p. 683 - 690. Retrieved 2007/10/02.