Methoxyacetylene

Base Information

• Chemical Name: Methoxyacetylene
• CAS No.: 6443-91-0
• Molecular Formula: C3H4 O
• Molecular Weight: 56.0642
• Hs Code.: 2909199090
• DSSTox Substance ID: DTXSID40214684
• Nikkaji Number: J798.451K
• Wikidata: Q83090574
• Mol file: 6443-91-0.mol

Synonyms:Methoxyacetylene;methoxyethyne;6443-91-0;Ethyne, methoxy-;HC.equiv.COCH3;DTXSID40214684

Chemical Property of Methoxyacetylene

Chemical Property:

• Vapor Pressure: 305mmHg at 25°C
• Refractive Index: 1.3812
• Boiling Point: 50°C at 760 mmHg
• PSA: 9.23000
• Density: 0.822g/cm³
• LogP: 0.22350
• XLogP3: 0.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 1
• Exact Mass: 56.026214747
• Heavy Atom Count: 4
• Complexity: 38.5

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC#C

Technology Process of Methoxyacetylene

There total 5 articles about Methoxyacetylene 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:

chloroacetaldehyde dimethyl acetal (97-97-2) → ethynyl methyl ether (6443-91-0)

Guidance literature:

With ammonia; sodium amide; Behandeln des Reaktionsprodukts mit gesaettigter waessriger NaCl-Loesung unter Kuehlung mit Trockeneis und durchleiten von Stickstoff;

Reference yield:

1-bromo-2-methoxyethylene (85233-64-3) → ethynyl methyl ether (6443-91-0)

Guidance literature:

With potassium hydroxide;

Reference yield:

2-chlorovinyl methyl ether (34844-03-6) → ethynyl methyl ether (6443-91-0)

Guidance literature:

With potassium hydroxide;

upstream raw materials:

1,2-dibromoethyl methyl ether

chloroacetaldehyde dimethyl acetal

2-chlorovinyl methyl ether

1-bromo-2-methoxyethylene

Downstream raw materials:

5-methoxy-3-phenylisoxazole

acetic acid methyl ester

acetic anhydride

N,N-dimethyl-aniline