1-Undecyne, 11-bromo-

Base Information

• Chemical Name: 1-Undecyne, 11-bromo-
• CAS No.: 71317-72-1
• Molecular Formula: C₁₁H₁₉Br
• Molecular Weight: 231.176
• DSSTox Substance ID: DTXSID3072329
• Nikkaji Number: J446.777I
• Wikidata: Q82000324
• Mol file: 71317-72-1.mol

Synonyms:1-Undecyne, 11-bromo-;11-bromoundec-1-yne;71317-72-1;11-Bromo-1-undecyne;11-bromoundecyne;1-bromo-10-undecyne;C11H19Br;SCHEMBL9560011;C11-H19-Br;DTXSID3072329;AKOS025296119;A1-20760

Chemical Property of 1-Undecyne, 11-bromo-

Chemical Property:

• Vapor Pressure: 0.0246mmHg at 25°C
• Boiling Point: 256.6°Cat760mmHg
• Flash Point: 105.4°C
• PSA: 0.00000
• Density: 1.116g/cm³
• LogP: 4.13530
• XLogP3: 5.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 8
• Exact Mass: 230.06701
• Heavy Atom Count: 12
• Complexity: 120

Purity/Quality:

11-Bromoundec-1-yne 95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C#CCCCCCCCCCBr

Technology Process of 1-Undecyne, 11-bromo-

There total 7 articles about 1-Undecyne, 11-bromo- 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: 100.0%

undec-10-yn-1-ol (2774-84-7) → undec-10-yn-1-yl bromide (71317-72-1)

Guidance literature:

With carbon tetrabromide; triphenylphosphine; In diethyl ether; at 20 ℃; for 2h;

DOI:10.1016/S0960-894X(00)00193-1

Reference yield:

undec-10-yn-1-ol (2774-84-7) → 2-Hydroxy-3-(2-carboxyethylthio)-3-[2-(10-undecynloxy)phenyl]propanoic acid + undec-10-yn-1-yl bromide (71317-72-1)

Guidance literature:

With triphenylphosphine; In hexane; dichloromethane; carbon tetrabromide;

Reference yield:

10-Undecen-1-ol (112-43-6) → undec-10-yn-1-yl bromide (71317-72-1)

Guidance literature:

Multi-step reaction with 3 steps

1: 100 percent / Br₂ / CCl₄ / 1 h

2: 81 percent / KOH, PEG-200 / 2 h / Heating

3: 97 percent / Ph₃P*Br₂, pyridine / CCl₄; CH₂Cl₂ / Ambient temperature

With pyridine; PEG-200; potassium hydroxide; bromine; triphenylphosphine dibromide 1:1 addition complex; In tetrachloromethane; dichloromethane;

upstream raw materials:

undec-10-yn-1-ol

10-Undecen-1-ol

10,11-Dibromo-1-undecanol

undec-10-ynoic acid

Downstream raw materials:

(2E,13Z)-2,13-octadecadien-1-ol

(2E,13Z)-octadeca-2,13-dienyl acetate

Refernces

• 1、 Kim, Changsub,Kwon, Kyungho,Lee, Jongchan,Kim, Heesoo,Chae, Keun-Hwa,Ree, Moonhor. "Well-Defined Biomimicking Brush-Polymer Self-Assemblies Revealing Cholesterol- and Phosphorylcholine-Enriched Surface". . p. 6489 - 6500. Retrieved 2017.
• 2、 -. "FATTY ACIDS AND THEIR USE IN CONJUGATION TO BIOMOLECULES". Page/Page column 159; 160. . Retrieved 2016/01/25.