Naphthalene-2,7-disulfonyl dichloride

Base Information

• Chemical Name: Naphthalene-2,7-disulfonyl dichloride
• CAS No.: 19551-16-7
• Molecular Formula: C10H6Cl2O4S2
• Molecular Weight: 325.193
• Hs Code.: 2904909090
• DSSTox Substance ID: DTXSID10383558
• Nikkaji Number: J1.517.131F
• Wikidata: Q82175336
• Mol file: 19551-16-7.mol

Synonyms:naphthalene-2,7-disulfonyl dichloride;19551-16-7;2,7-Naphthalenedisulfonyl chloride;Naphthalene-2,7-disulfonyl Chloride;2,7-Naphthalenedisulfonyldichloride;naphthalene-2,7-disulphonyl dichloride;SCHEMBL2263247;DTXSID10383558;FJKUZZHKEDNPDN-UHFFFAOYSA-N;2,7-Naphthalenedisulfonyl dichloride;naphthalene-2,7-disulfonyldichloride;MFCD00277645;AKOS015840839;2,7-Naphthalenedisulfonic acid dichloride;FT-0677510;2,7-Naphthalenedisulfonyl dichloride, AldrichCPR;A813815

Chemical Property of Naphthalene-2,7-disulfonyl dichloride

Chemical Property:

• Vapor Pressure: 1.28E-09mmHg at 25°C
• Refractive Index: 1.647
• Boiling Point: 499.4 ºCat 760 mmHg
• Flash Point: 255.9 ºC
• PSA: 85.04000
• Density: 1.651 g/cm³
• LogP: 4.85640
• Storage Temp.: 2-8°C
• XLogP3: 3.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 323.9084564
• Heavy Atom Count: 18
• Complexity: 457

Purity/Quality:

97% ^*data from raw suppliers

2,7-Naphthalenedisulfonyl chloride 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=CC2=C1C=CC(=C2)S(=O)(=O)Cl)S(=O)(=O)Cl

Technology Process of Naphthalene-2,7-disulfonyl dichloride

There total 4 articles about Naphthalene-2,7-disulfonyl dichloride 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: 85.0%

2,7-naphthalenedisulfonic acid, sodium salt (1655-35-2,51770-81-1) → naphthalene-2,7-disulfonyl dichloride (19551-16-7)

Guidance literature:

With phosphorus pentachloride; at 120 - 130 ℃; for 1.5h;

DOI:10.2174/15701786113106660085

Reference yield: 71.0%

2,7-naphthalenedisulfonic acid (92-41-1) → naphthalene-2,7-disulfonyl dichloride (19551-16-7)

Guidance literature:

With phosphorus pentachloride; at 130 ℃; for 4h;

Reference yield:

→ naphthalene-2,7-disulfonyl dichloride (19551-16-7)

Guidance literature:

With phosphorus pentachloride; at 140 ℃;

upstream raw materials:

2,7-naphthalenedisulfonic acid

2,7-naphthalenedisulfonic acid, sodium salt

Downstream raw materials:

2,7-naphthalenedithiol

2,7-dichloronaphthalene

7-Chlor-[2]naphthylamin

C₄₆H₃₆N₂O₁₀P₂S₂

Refernces

• 1、 -. "ACYLSULFONAMIDES AND PROCESSES FOR PRODUCING THE SAME". Page/Page column 95; 96. . Retrieved 2012/03/09.
• 2、 Lisitsyn, V. N.,Kukalenko, L. S.,T-sat-sakis, A. M.. "SYNTHESIS AND SOME TRANSFORMATIONS OF (2,7-NAPHTHYLENEDITHIO)- AND (2,6-NAPHTHYLENEDITHIO)DIACETIC ACID". . p. 145 - 148. Retrieved 2007/10/02.