2-Amino-4,8-naphthalenedisulfonic acid

Base Information

• Chemical Name: 2-Amino-4,8-naphthalenedisulfonic acid
• CAS No.: 131-27-1
• Molecular Formula: C10H9NO6S2
• Molecular Weight: 303.317
• Hs Code.: 2921499090
• European Community (EC) Number: 205-020-5
• NSC Number: 7558
• UNII: X5M28DHP3K
• DSSTox Substance ID: DTXSID5059616
• Nikkaji Number: J7.406C
• Wikidata: Q72439843
• Mol file: 131-27-1.mol

Synonyms:131-27-1;3-aminonaphthalene-1,5-disulfonic acid;2-Amino-4,8-naphthalenedisulfonic acid;C acid;3-Aminonaphthalene-1,5-disulphonic acid;3-Amino-1,5-naphthalenedisulfonic acid;Acid IV;2-Naphthylamine-4,8-disulfonic acid;Kyselina C [Czech];Kyselina C;4,8-Disulfo-2-naphthalamine;7-Amino-1,5-naphthalenedisulfonic acid;1,5-Naphthalenedisulfonic acid, 3-amino-;beta-Naphthylaminedisulfonic acid;NSC 7558;EINECS 205-020-5;Kyselina 2-naftylamin-4,8-disulfonova;beta-Naphthylamine-4,8-disulfonic acid;BRN 3104699;X5M28DHP3K;Kyselina 2-naftylamin-4,8-disulfonova [Czech];NSC-7558;.beta.-Naphthylamine-4,8-disulfonic acid;4,8-Disulfo-2-naphthylamine;UNII-X5M28DHP3K;SCHEMBL147723;Aminonaphthalene disulfonic acid;DTXSID5059616;NSC7558;WLN: L66J BSWQ DZ GSWQ;.beta.-Naphthylaminedisulfonic acid;STL426739;3-aminonaphthalene-1,5-disulfonicacid;AKOS015900218;2-aminonaphthalene-4,8-disulphonic acid;3-aminonaph-thalene-1,5-disulfonic acid;3-aminonaphthalene-1,5-di-sulfonic acid;Acide 3-amino-1,5-naphtalnedisulfonique;AC-11137;LS-94626;FT-0623507;A806230;W-108335

Chemical Property of 2-Amino-4,8-naphthalenedisulfonic acid

Chemical Property:

• Refractive Index: 1.733
• Boiling Point: 205.8°C (rough estimate)
• PSA: 151.52000
• Density: 1.769 g/cm³
• LogP: 3.65820
• Storage Temp.: 2-8°C
• XLogP3: 0
• Hydrogen Bond Donor Count: 3
• Hydrogen Bond Acceptor Count: 7
• Rotatable Bond Count: 2
• Exact Mass: 302.98712935
• Heavy Atom Count: 19
• Complexity: 531

Purity/Quality:

99% ^*data from raw suppliers

3-Aminonaphthalene-1,5-disulfonic acid 92+% ^*data from reagent suppliers

Safty Information:

• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2=C(C=C(C=C2S(=O)(=O)O)N)C(=C1)S(=O)(=O)O
• Uses: 2-Amino-4,8-naphthalenedisulfonic Acid is used in green preparation method of direct blended blue D 3GL.

Technology Process of 2-Amino-4,8-naphthalenedisulfonic acid

There total 5 articles about 2-Amino-4,8-naphthalenedisulfonic 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:

3-nitro naphthalene-1,5-disulphonic acid (117-86-2) → 3-amino-1,5-naphthalenedisulfonic acid (131-27-1)

Guidance literature:

With sodium sulfide; sulfuric acid; In water; at 45 ℃; for 12h; Temperature;

Reference yield:

naphthalene (91-20-3,71998-51-1,72931-45-4) → 3-amino-1,5-naphthalenedisulfonic acid (131-27-1)

Guidance literature:

With sulfuric acid; at 30 - 40 ℃; anschl. Nitrieren mit konz. Salpetersaeure bei 15-20grad und Reduzieren mit Eisen und Salzsaeure;

Reference yield:

→ 3-amino-1,5-naphthalenedisulfonic acid (131-27-1)

Guidance literature:

With iron; acetic acid;

upstream raw materials:

naphthalene

3-nitro naphthalene-1,5-disulphonic acid

Downstream raw materials:

2-(4-amino-2-acetylaminophenylazo)-4,8-naphthalenedisulfonic acid

3,3'-<4,4'-biphenyldiylbis(sulfonylamino)>bis(1,5-naphthalenedisulfonic acid) tetrasodium salt

7-aminonaphthalene-1-sulfonic acid

3-aminonaphthalene-1-sulfonic acid

Refernces

• 1、 -. "Nitro material reduction method". Paragraph 0015-0024. . Retrieved 2017/06/19.
• 2、 -. "Asymmetric dioxazine compounds and method for dyeing or printing fiber materials using the same". . . Retrieved 2008/06/13.