BENZHYDRYL ISOTHIOCYANATE

Base Information

• Chemical Name: BENZHYDRYL ISOTHIOCYANATE
• CAS No.: 3550-21-8
• Molecular Formula: C14H11NS
• Molecular Weight: 225.314
• Hs Code.: 2930909090
• Mol file: 3550-21-8.mol

Synonyms:Isothiocyanicacid, diphenylmethyl ester (6CI,7CI,8CI);Benzhydryl isothiocyanate;[Isothiocyanato(phenyl)methyl]benzene;1,1'-(Isothiocyanatomethylene)dibenzene;Benzene, 1,1'-(isothiocyanatomethylene)bis-;

Chemical Property of BENZHYDRYL ISOTHIOCYANATE

Chemical Property:

• Vapor Pressure: 0.000266mmHg at 25°C
• Melting Point: 57-61 °C(lit.)
• Refractive Index: 1.59
• Boiling Point: 333.3 °C at 760 mmHg
• Flash Point: 163 °C
• PSA: 44.45000
• Density: 1.05 g/cm³
• LogP: 3.87880
• Storage Temp.: 2-8°C
• Sensitive.: Moisture Sensitive

Purity/Quality:

97% ^*data from raw suppliers

Benzhydryl isothiocyanate ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 20/21/22-36/37/38-42
• Safety Statements: 22-26-36

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of BENZHYDRYL ISOTHIOCYANATE

There total 36 articles about BENZHYDRYL 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: 96.0%

thiophosgene (463-71-8) + Benzhydrylamine (91-00-9) → diphenylmethyl isothiocyanate (3550-21-8)

Guidance literature:

With sodium hydrogencarbonate; In dichloromethane; at 20 ℃; for 0.5h;

DOI:10.1016/j.ejmech.2021.113190

Reference yield: 92.0%

carbon disulfide (75-15-0,12122-00-8) + Benzhydrylamine (91-00-9) → diphenylmethyl isothiocyanate (3550-21-8)

Guidance literature:

With dicyclohexyl-carbodiimide; In diethyl ether; 1.) -10 deg C to r.t., 3 h, 2.) r.t., 12 h;

DOI:10.1016/S0040-4020(01)88250-8

Reference yield: 90.0%

1,1-Diphenylmethanol (91-01-0) + ammonium thiocyanate (1147550-11-5) → diphenylmethyl isothiocyanate (3550-21-8)

Guidance literature:

ammonium thiocyanate; With 4-aminophenyl diphenylphosphinite; bromine; In acetonitrile; at 20 ℃; for 2h;

1,1-Diphenylmethanol; In acetonitrile; at 20 ℃; for 3h;

DOI:10.1080/10426500802417950

upstream raw materials:

(thiocyanato)(diphenyl)methane

Bromodiphenylmethane

carbon disulfide

Benzhydrylamine

Downstream raw materials:

N-(diphenylmethyl)acetamide

N-benzoyl-diphenylmethylamine

benzhydryl-thiourea

4-benzhydrylthiosemicarbazide