Sodium 2-naphthalenesulfonate

Base Information

• Chemical Name: Sodium 2-naphthalenesulfonate
• CAS No.: 532-02-5
• Molecular Formula: C10H8 O3S.Na
• Molecular Weight: 230.22
• Hs Code.: 29041000
• Mol file: 532-02-5.mol

Synonyms:2-Naphthalenesulfonicacid, sodium salt (8CI,9CI);Sodium 2-naphthalenesulfonate;Sodiumnaphthalene-2-sulphonate;Sodium b-naphthalenesulfonate;b-Naphthalenesulfonic acid sodiumsalt;

Chemical Property of Sodium 2-naphthalenesulfonate

Chemical Property:

• Appearance/Colour: white to pale grey powder
• Vapor Pressure: 0Pa at 25℃
• Melting Point: >275oC (dec.)
• Boiling Point: 391.58℃
• PSA: 65.58000
• Density: 1.423 g/cm³
• LogP: 2.82470
• Storage Temp.: Inert atmosphere,Room Temperature
• Sensitive.: Hygroscopic
• Water Solubility.: Soluble in water

Purity/Quality:

98%, ^*data from raw suppliers

Sodium 2-Naphthalenesulfonate >98.0%(HPLC)(T) ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36-37/39

MSDS Files:

Total 1 MSDS from other Authors

Useful:

• Uses: Sodium 2-naphthalenesulfonate may be used as an analytical reagent for iodine speciation analysis in urine using ion-pair reversed phase liquid chromatography coupled to inductively coupled plasma mass spectrometry (RP-LC-ICP-MS).

Technology Process of Sodium 2-naphthalenesulfonate

There total 2 articles about Sodium 2-naphthalenesulfonate 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-4-chlorobenzenesulfonic acid (121-18-6) + iron (7439-89-6) → 2-naphthalenesulfonic acid sodium salt (532-02-5)

Guidance literature:

With sodium carbonate; In water; acetic acid;

Reference yield:

methyl naphthalene-2-sulfonate (5138-53-4) → methanol (67-56-1) + 2-naphthalenesulfonic acid sodium salt (532-02-5)

Guidance literature:

With sodium hydroxide; at 25 ℃; Rate constant; in the presence of various cetyltrialkylammonium compounds;

DOI:10.1021/j100376a031

Reference yield: 95.8%

2-naphthalenesulfonic acid sodium salt (532-02-5) → 2-Naphthalenesulfonyl chloride (93-11-8)

Guidance literature:

With trichlorophosphate; In chloroform; at 90 ℃; for 9h; Temperature; Solvent; Concentration;

upstream raw materials:

methyl naphthalene-2-sulfonate

3-nitro-4-chlorobenzenesulfonic acid

iron

Downstream raw materials:

diethyl ether

2-naphthalenecarbonitrile

bis(2-naphthyl)sulfide

2-chloronaphthalene

Refernces

• 1、 -. "Monoazo dyes, process for their preparation, and the use thereof". . . Retrieved 2008/06/13.