Pigment Green 8

Base Information

• Chemical Name: Pigment Green 8
• CAS No.: 16143-80-9
• Molecular Formula: C₃₀H₁₈FeN₃O₆*Na
• Molecular Weight: 595.326
• Hs Code.: 3204170000
• Mol file: 16143-80-9.mol

Synonyms:Paliotol Green D 9780;Paliotol Green K 9781;Pigment Green;Ferrate(1-),tris(1,2-naphthalenedione 1-oximato-O,O')-, sodium;Ferrate(1-),tris(1,2-naphthoquinone 1-oximato)-, sodium (8CI);Ferrate(1-),tris[(1,2-naphthalenedione-kO2) 1-(oximato-kO)]-, sodium (9CI);1,2-Naphthalenedione, 1-oxime,iron complex;

Chemical Property of Pigment Green 8

Chemical Property:

• Vapor Pressure: 0Pa at 25℃
• Boiling Point: 357.6 °C at 760 mmHg
• Flash Point: 170.1 °C
• PSA: 129.81000
• Density: 1.27[at 20℃]
• LogP: 4.50190
• Water Solubility.: 2.97g/L at 25℃

Purity/Quality:

99.9% ^*data from raw suppliers

PIGMENT GREEN 8 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Pigment Green 8

There total 3 articles about Pigment Green 8 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: 93.0%

tris(1,2-naphthoquinone-1-oximato)iron(III) + sodium iodide (7681-82-5,24359-64-6,41927-88-2,115813-40-6) → sodium tris(naphto-2-quinone-1-oximato)ferrate(II) (15635-53-7,16143-80-9)

Guidance literature:

In methanol; byproducts: I2; stirring Fe-complex with excess NaI (12 h); solvent removal (50°C, 0.5 Torr), washing (H2O, CHCl3, Et2O), drying (100°C, 0.1 Torr); elem. anal.;

DOI:10.1016/S0020-1693(00)95612-3

Reference yield:

β-naphthol (135-19-3) → sodium tris(naphto-2-quinone-1-oximato)ferrate(II) (15635-53-7,16143-80-9)

Guidance literature:

Multi-step reaction with 2 steps

1: NaNO₂ / not given

2: methanol

With NaNO₂; In methanol;

DOI:10.1016/S0020-1693(00)95612-3

Reference yield:

1-Nitroso-2-naphthol (131-91-9) → sodium tris(naphto-2-quinone-1-oximato)ferrate(II) (15635-53-7,16143-80-9)

Guidance literature:

Multi-step reaction with 2 steps

1: methanol

2: methanol

In methanol;

DOI:10.1016/S0020-1693(00)95612-3

upstream raw materials:

sodium iodide

1-Nitroso-2-naphthol

β-naphthol