ETHYL RED

Base Information

• Chemical Name: ETHYL RED
• CAS No.: 76058-33-8
• Molecular Formula: C17H19N3O2
• Molecular Weight: 297.357
• Hs Code.: 29270000
• Mol file: 76058-33-8.mol

Synonyms:Benzoicacid, 2-[[4-(diethylamino)phenyl]azo]- (9CI);2-[4-(Diethylamino)phenylazo]benzoic acid;Ethyl Red;NSC 260474;2-[[4-(diethylamino)phenyl]diazenyl]benzoic acid;2-{(E)-[4-(diethylamino)phenyl]diazenyl}benzoic acid;benzoic acid, 2-[(E)-2-[4-(diethylamino)phenyl]diazenyl]-;2-(4-Diethylaminophenylazo)benzoic acid;4-(Diethylamino)azobenzene-2'-carboxylic acid;

Chemical Property of ETHYL RED

Chemical Property:

• Appearance/Colour: dark red powder
• Vapor Pressure: 1.09E-10mmHg at 25°C
• Melting Point: 135 °C
• Refractive Index: 1.6500 (estimate)
• Boiling Point: 496.9 °C at 760 mmHg
• PKA: 5.42(at 25℃)
• Flash Point: 254.3 °C
• PSA: 65.26000
• Density: 1.13 g/cm³
• LogP: 4.64640
• Solubility.: Solubility Almost insoluble in water; slightly soluble in ethano

Purity/Quality:

98%,99%, ^*data from raw suppliers

Ethyl Red Indicator ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn
• Statements: 32-20/21
• Safety Statements: 22-24/25

MSDS Files:

SDS file from LookChem

Useful:

• Uses: Indicator: pH 4.5 (red) to pH 6.5 (yellow)

Technology Process of ETHYL RED

There total 1 articles about ETHYL RED 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:

o-Carboxybenzenediazonium (17333-86-7) + N,N-diethylaniline (91-66-7) → 2-(4-diethylamino-phenylazo)-benzoic acid (76058-33-8)

Guidance literature:

With acetone;

Reference yield:

2-(4-diethylamino-phenylazo)-benzoic acid (76058-33-8) → 2-amino-5-diethylamino-benzoic acid + aniline (62-53-3)

Guidance literature:

With hydrogenchloride; tin;

upstream raw materials:

o-Carboxybenzenediazonium

N,N-diethylaniline

Downstream raw materials:

aniline