170697-25-3

Basic information

• Product Name: 4-(chlorosulfonyl)phthalonitrile
• Synonyms: 4-(chlorosulfonyl)phthalonitrile;3,4-Dicyanobenzene-1-sulfonyl chloride;3,4-Dicyanobenzenesulfonyl chloride
• CAS NO: 170697-25-3
• Molecular Formula: C₈H₃ClN₂O₂S
• Molecular Weight: 226.63962
• Mol File: 170697-25-3.mol

Chemical Properties

• Boiling Point: 427.1°C at 760 mmHg
• Flash Point: 212.1°C
• Appearance: /
• Density: 1.6g/cm³
• Vapor Pressure: 1.68E-07mmHg at 25°C
• Refractive Index: 1.619
• Storage Temp.: under inert gas (nitrogen or Argon) at 2-8°C
• CAS DataBase Reference: 4-(chlorosulfonyl)phthalonitrile(CAS DataBase Reference)
• NIST Chemistry Reference: 4-(chlorosulfonyl)phthalonitrile(170697-25-3)
• EPA Substance Registry System: 4-(chlorosulfonyl)phthalonitrile(170697-25-3)

Safety Data

• Hazardous Substances Data: 170697-25-3(Hazardous Substances Data)

Usage

InChI:InChI=1/C8H3ClN2O2S/c9-14(12,13)8-2-1-6(4-10)7(3-8)5-11/h1-3H

Upstream product

• 56765-79-8 3,4-dicyanoaniline 

Downstream Products

• 81903-08-4 4-(N,N-diethylsulfamoyl)-1,2-dicyanobenzene 
• 1232139-14-8 C₂₁H₂₁N₉O₈S₃ 
• 886540-57-4 C₁₁H₁₁N₃O₅S₂ 
• 224824-34-4 1-(3,4-dicyanophenylsulfonyl)indole 
• 170697-23-1 3,4-dicyanobenzenesulfonic acid 
• 81903-11-9 4-(N,N-dibutylsulfamoyl)-1,2-dicyanobenzene 

Relevant articles and documents

PHTHALOCYANINE COMPOUNDS AND THEIR USE IN INK-JET PRINTING

A compound of Formula: (I) in the free acid or salt form: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula: (II) each R1 and R2 independent

ORGANIC COMPOUNDS

There are provided according to the invention compounds of formula (I), in free or salt form, wherein R1, R2, R3, R4, R5, R6, Q, W, X, m, n and p are as described in the specification, process for preparing them, and their use as pharmaceuticals.

Syntheses of trisulfonated phthalocyanines and their derivatatives using boron (111) subphthalocyanines as intermediates

Disclosed herein are novel trisulfonated phathalocyanines, processes for making them and their derivatives. Also disclosed are key intermediates consisting of Boron(III) subphathalocyanines. Further disclosed are novel uses for various water soluble trisulfophathalocyanines, trisulfobenzonapthoporphyrazines and trisulfonated phathalocyanines. The new uses are directed to photsensitizers for the photodynamic therapy of cancer, the inactivation of viruses in stored blood, organic semiconductors, disk memory material or as materials for gas sensors. In the compounds of the present invention, the central metal atom may be Zn, Co(II), Ni or Cu(II).

SYNTHESIS OF SULFONATED 1,2-DICYANOBENZENES

Employing the corresponding halogen or amino (via the diazonium salts) substituted 1,2-dicyanobenzenes as starting materials 2,3- and 3,4-dicyanobenzenesulfonic acids (3) and (4) are synthesized.Several intermediates useful for the preparation of the sulfonic acids (3) and (4) are also obtained: 3- and 4-mercapto-1,2-dicyanobenzenes (5), (16), 2,3- and 3,4-dicyanobenzenesulfonyl chlorides (10), (11), bis(2,3-dicyanophenyl)- and bis(3,4-dicyanophenyl)-disulfides (14), (15), and several sulfonamides (17)-(24) (from the sulfochlorides (10), (11).In addition, the synthesis of 4-(4-phonoxy-1,2-dicarbonitrile)benzenesulfonic acid (26) is described. Key words: Dicyanobenzenesulfonic acids, 1,2-dicyanobenzene substituted, phthalonitrile substituted.