Flavianic acid

Base Information

• Chemical Name: Flavianic acid
• CAS No.: 483-84-1
• Deprecated CAS: 861021-84-3
• Molecular Formula: C10H6 N2 O8 S
• Molecular Weight: 314.232
• Hs Code.: 2932999099
• European Community (EC) Number: 207-600-3
• NSC Number: 243753
• UNII: 4I7KXL5KL5
• DSSTox Substance ID: DTXSID4025167
• Wikidata: Q27159452
• RXCUI: 2465831
• ChEMBL ID: CHEMBL1461018
• Mol file: 483-84-1.mol

Synonyms:2,4-dinitro-1-naphthol-7-sulfonic acid disodium salt;naphthol yellow;naphthol yellow S;naphthol yellow, aluminum salt (3:2);naphthol yellow, barium salt (1:1);naphthol yellow, dipotassium salt;naphthol yellow, disodium salt;naphthol yellow, monosodium salt

Chemical Property of Flavianic acid

Chemical Property:

• Appearance/Colour: YELLOW POWDER OR CRYSTALLINE POWDER
• Melting Point: 148-151 °C(lit.)
• Refractive Index: 1.7450 (estimate)
• Boiling Point: °Cat760mmHg
• PKA: -0.38±0.40(Predicted)
• Flash Point: °C
• PSA: 174.62000
• Density: 1.865 g/cm³
• LogP: 3.73570
• Storage Temp.: 2-8°C
• XLogP3: 1.8
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 8
• Rotatable Bond Count: 1
• Exact Mass: 313.98448633
• Heavy Atom Count: 21
• Complexity: 533

Purity/Quality:

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

Flavianic Acid Dihydrate >98.0%(HPLC)(T) ^*data from reagent suppliers

Safty Information:

• Pictogram(s): C
• Hazard Codes: C
• Statements: 34-40
• Safety Statements: 22-26-36/37/39-45

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Dyes -> Other Dyes
• Canonical SMILES: C1=CC2=C(C=C1S(=O)(=O)O)C(=C(C=C2[N+](=O)[O-])[N+](=O)[O-])O

Technology Process of Flavianic acid

There total 7 articles about Flavianic acid 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:

→ 8-hydroxy-5,7-dinitro-2-naphthalenesulfonic acid (483-84-1)

Guidance literature:

With nitric acid; at 50 ℃;

Reference yield:

α-naphthol (90-15-3) → 8-hydroxy-5,7-dinitro-2-naphthalenesulfonic acid (483-84-1)

Guidance literature:

With sulfuric acid; at 120 ℃; Nitrieren der entstandenen Naphthol-trisulfonsaeure-(2.4.7) mit verd.Salpetersaeure;

Reference yield:

8-amino-2-naphthalenesulfonic acid (119-28-8) → 8-hydroxy-5,7-dinitro-2-naphthalenesulfonic acid (483-84-1)

Guidance literature:

With hydrogenchloride; sodium nitrite; Diazotization_.und Behandeln des Reaktionsprodukts mit Salpetersaeure;

upstream raw materials:

α-naphthol

8-amino-2-naphthalenesulfonic acid

8-hydroxy-naphthalene-2-sulfonic acid

nitric acid

Downstream raw materials:

chloropicrin

4-sulfophthalic acid

3-Carboxyphenol

phthalic acid-4-sulfonylchloride