3-Amino-4-methoxybenzenesulfonic acid

Base Information

• Chemical Name: 3-Amino-4-methoxybenzenesulfonic acid
• CAS No.: 98-42-0
• Deprecated CAS: 1323572-06-0
• Molecular Formula: C7H9NO4S
• Molecular Weight: 203.219
• Hs Code.: 29222990
• European Community (EC) Number: 202-667-5
• NSC Number: 74459
• UNII: UC28556HZC
• DSSTox Substance ID: DTXSID9059171
• Nikkaji Number: J4.952B
• Wikidata: Q18472671
• Mol file: 98-42-0.mol

Synonyms:3-Amino-4-methoxybenzenesulfonic acid;98-42-0;4-Methoxymetanilic acid;o-Anisidine-4-sulfonic acid;Benzenesulfonic acid, 3-amino-4-methoxy-;2-Methoxyaniline-5-sulfonic acid;o-Anisidine-5-sulfonic Acid;2-Methoxy-5-sulfoaniline;o-Anisidine-p-sulfonic acid;Metanilic acid, 4-methoxy-;UC28556HZC;EINECS 202-667-5;MFCD00035759;NSC 74459;NSC-74459;3-Amino-4-methoxybenzenesulphonic acid;EC 202-667-5;2-Anisidine-4-sulfonicacid;2-Aminoanisole-4-sulfonic Acid;o-Anisidin-p-sulfosaure;UNII-UC28556HZC;SCHEMBL155353;DTXSID9059171;2-amino anisole-4-sulfonic acid;3-amino-4-methoxybenzensulfonsyre;NSC74459;3-Amino-4-methoxybenzenesulfonicacid;AKOS000273785;3-Amino-4-Methoxylbenzenesulfonic Acid;AC-22495;AS-14326;Benzenesulfonic acid,3-amino-4-methoxyl-;3-Amino-4-methoxybenzenesulfonic acid, 98%;A0491;ammonia;benzene;hydrogen sulfite;methanol;Benzenesulfonic acid , 3-amino-4-methoxyl-;CS-0063796;FT-0611283;D70672;A845857;AE-562/43387290;W-100081;Q18472671

Chemical Property of 3-Amino-4-methoxybenzenesulfonic acid

Chemical Property:

• Appearance/Colour: off-white crystalline powder
• Vapor Pressure: 0Pa at 25℃
• Melting Point: 305 °C (dec.)(lit.)
• Refractive Index: 1.6370 (estimate)
• Boiling Point: 386.91℃
• PKA: -0.91±0.50(Predicted)
• PSA: 98.00000
• Density: 1.467 g/cm³
• LogP: 2.18610
• Storage Temp.: 2-8°C
• XLogP3: 0.6
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 2
• Exact Mass: 203.02522894
• Heavy Atom Count: 13
• Complexity: 258

Purity/Quality:

99.9% ^*data from raw suppliers

3-Amino-4-methoxybenzenesulfonic acid ^*data from reagent suppliers

Safty Information:

• Pictogram(s): C,Xi
• Hazard Codes: C,Xi
• Statements: 34-43-36/37/38
• Safety Statements: 26-36/37/39-45-37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=C(C=C(C=C1)S(=O)(=O)O)N

Technology Process of 3-Amino-4-methoxybenzenesulfonic acid

There total 6 articles about 3-Amino-4-methoxybenzenesulfonic 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:

2-methoxy-phenylamine (90-04-0) → 3-amino-4-methoxybenzene sulfonic acid (98-42-0,167860-86-8)

Guidance literature:

durch Sulfurieren;

Reference yield:

→ 3-amino-4-methoxybenzene sulfonic acid (98-42-0,167860-86-8)

Guidance literature:

With hydrogenchloride; tin(ll) chloride;

Reference yield:

→ 3-amino-4-methoxybenzene sulfonic acid (98-42-0,167860-86-8)

Guidance literature:

With hydrogenchloride; tin;

DOI:10.1039/jr9320000715

upstream raw materials:

2-methoxy-phenylamine

sulfuric acid

hydrogenchloride

4-methoxy-3-nitro-benzenesulfonic acid

Downstream raw materials:

C₁₆H₁₈N₂O₄S

4-methoxy-3-propionamidobenzene-1-sulphonyl chloride

Refernces

• 1、 -. "2,4-diamino-6-fluorotriazine disazo reactive dyestuffs". . . Retrieved 2008/06/13.
• 2、 -. "Triazinyl reactive dyes containing additional fiber reactive groups bound through the sulfonylalkylaminoalkylamino bridge". . . Retrieved 2008/06/13.