P-VINYLPHENYL ISOTHIOCYANATE

Base Information

• Chemical Name: P-VINYLPHENYL ISOTHIOCYANATE
• CAS No.: 1520-20-3
• Molecular Formula: C9H7NS
• Molecular Weight: 161.227
• Hs Code.: 2930909090
• Mol file: 1520-20-3.mol

Synonyms:Isothiocyanicacid, p-vinylphenyl ester (7CI,8CI);4-Vinylphenyl isothiocyanate;p-Isothiocyanatostyrene;p-Vinylphenyl isothiocyanate;

Chemical Property of P-VINYLPHENYL ISOTHIOCYANATE

Chemical Property:

• Vapor Pressure: 0.00877mmHg at 25°C
• Refractive Index: 1.553
• Boiling Point: 275 °C at 760 mmHg
• Flash Point: 122.2 °C
• PSA: 44.45000
• Density: 0.99 g/cm³
• LogP: 3.06390

Purity/Quality:

98%Min ^*data from raw suppliers

P-VINYLPHENYL ISOTHIOCYANATE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of P-VINYLPHENYL ISOTHIOCYANATE

There total 2 articles about P-VINYLPHENYL ISOTHIOCYANATE 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: 82.0%

thiophosgene (463-71-8) + 4-vinyl benzylamine (1520-21-4,25086-42-4) → 1-isothiocyanato-4-vinylbenzene (1520-20-3)

Guidance literature:

With triethylamine; In dichloromethane; at 0 - 20 ℃; Inert atmosphere;

DOI:10.1021/ma301639m DOI:10.1021/ma301639m

Reference yield:

→ 1-isothiocyanato-4-vinylbenzene (1520-20-3)

Guidance literature:

Ammonium-p-(vinyl-phenyl)-dithiocarbamat (A), NaOBr (Oxidation);

Reference yield: 70.0%

iodobromomethane (557-68-6) + 1-isothiocyanato-4-vinylbenzene (1520-20-3) → N-[(2Z)-2-thietanylidene]-4-vinylaniline

Guidance literature:

With methyllithium lithium bromide; In tetrahydrofuran; diethyl ether; at -78 ℃; for 0.0833333h; Inert atmosphere; Schlenk technique;

DOI:10.1002/anie.202110641

upstream raw materials:

thiophosgene

4-vinyl benzylamine

Downstream raw materials:

N-<4-Vinyl-phenyl>-thioharnstoff

Refernces

• 1、 Budhathoki-Uprety, Januka,Reuther, James F.,Novak, Bruce M.. "Determining the regioregularity in alkyne polycarbodiimides and their orthogonal modification of side chains to yield perfectly alternating functional polymers". . p. 8155 - 8165. Retrieved 2013/01/15.