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Sodium 4-chlorobenzene sulfinate
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Name

Sodium 4-chlorobenzene sulfinate

 EINECS 238-811-9
CAS No. 14752-66-0 Density N/A
PSA 59.34000 LogP 2.44370
Solubility almost transparency Melting Point 300 °C
Formula C6H4ClNaO2S Boiling Point 363.9 °C at 760 mmHg
Molecular Weight 198.605 Flash Point 173.9 °C
Transport Information N/A Appearance white crystalline powder
Safety 24/25-22 Risk Codes N/A
Molecular Structure Molecular Structure of 14752-66-0 (Sodium 4-chlorobenzene sulfinate) Hazard Symbols N/A
Synonyms

Benzenesulfinicacid, 4-chloro-, sodium salt (9CI);Benzenesulfinic acid, p-chloro-, sodiumsalt (7CI,8CI);4-Chlorobenzenesulfinic acid sodium salt;NSC 67146;Sodium4-chlorobenzenesulfinate;Sodium 4-chlorophenylsulfinate;Sodiump-chlorobenzenesulfinate;Sodium p-chlorophenylsulfinate;

Article Data 54

Sodium 4-chlorobenzene sulfinate Synthetic route

108-90-7

chlorobenzene

14752-66-0

sodium p-chlorobenzenesulphinate

Conditions
ConditionsYield
Stage #1: chlorobenzene With aluminum (III) chloride; 1,4-diazabicyclo [2.2.2] octane-1,4-diium-1,4-disulfinate In 1,2-dichloro-ethane at 25℃; for 2h;
Stage #2: With sodium hydrogencarbonate In water; 1,2-dichloro-ethane at 25℃;		98%
With 1,4-diaza-bicyclo[2.2.2]octane; aluminum (III) chloride; sodium hydrogencarbonate In dichloromethane; water at 25 - 35℃;88%
Multi-step reaction with 2 steps
1: chlorosulfonic acid / 1 h / 20 °C
2: sodium sulfite / water / 1 h / 80 - 90 °C
View Scheme
98-60-2

4-chlorobenzenesulfonyl chloride

14752-66-0

sodium p-chlorobenzenesulphinate

Conditions
ConditionsYield
With sodium hydrogencarbonate; sodium sulfite In water at 80℃; for 4h;96%
With sodium carbonate; sodium sulfite In water at 50℃; for 2h;94%
With sodium hydrogencarbonate; sodium sulfite In water for 3h; Reflux;75%
106-54-7

p-Chlorothiophenol

14752-66-0

sodium p-chlorobenzenesulphinate

Conditions
ConditionsYield
Stage #1: p-Chlorothiophenol With sodium acetate; acrylic acid methyl ester In tetrahydrofuran; water at 20℃;
Stage #2: With 3-chloro-benzenecarboperoxoic acid In dichloromethane at 20℃;
Stage #3: With sodium hydroxide In tetrahydrofuran; methanol at 0℃; Inert atmosphere;		91%
1142-97-8

phenyl 4-chlorobenzenethiosulfonate

123-54-6

acetylacetone

A

22805-23-8

3-(phenylthio)pentane-2,4-dione

B

14752-66-0

sodium p-chlorobenzenesulphinate

Conditions
ConditionsYield
With sodium ethanolate In ethanol at 50℃; for 2h;A 61.7%
B 67.9%
1142-97-8

phenyl 4-chlorobenzenethiosulfonate

A

14752-66-0

sodium p-chlorobenzenesulphinate

B

882-33-7

diphenyldisulfane

Conditions
ConditionsYield
With sodium ethanolate In ethanol at 20℃; for 1h;A 67.6%
B 65.5%

C43H49ClNO14S(1-)*Na(1+)

A

14752-66-0

sodium p-chlorobenzenesulphinate

B

5138-90-9

sodium 4-chlorobenzenesulfonate

C

13553-79-2

rifamycin S

Conditions
ConditionsYield
In ethyl acetate at 70℃; for 4h; Product distribution;A n/a
B n/a
C 49%
18803-44-6

sodium p-chlorothiophenolate

14752-66-0

sodium p-chlorobenzenesulphinate

Conditions
ConditionsYield
With oxygen
91817-01-5

Toluene-4-sulfonic acid 4-chloro-benzenesulfonylmethyl ester

A

50-00-0

formaldehyd

B

14752-66-0

sodium p-chlorobenzenesulphinate

C

657-84-1

sodium tosylate

Conditions
ConditionsYield
With sodium hydroxide; cetyltrimethylammonim bromide In water at 32.1℃; Rate constant; Mechanism; solvolysis in H2O-dioxane;
98-60-2

4-chlorobenzenesulfonyl chloride

7757-83-7

sodium sulfite

14752-66-0

sodium p-chlorobenzenesulphinate

Conditions
ConditionsYield
In not given in alkaline media;
In not given in alkaline media;
1679-18-1

4-Chlorophenylboronic acid

14752-66-0

sodium p-chlorobenzenesulphinate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 20 °C
1.2: 20 °C
2.1: iron(III) chloride; sodium hydroxymethanesulfinate dihydrate / N,N-dimethyl-formamide; acetonitrile / 0.33 h / 20 °C
View Scheme

Sodium 4-chlorobenzene sulfinate Chemical Properties

 IUPAC Name: Sodium 4-chlorobenzenesulfinate
Synonyms of Sodium 4-chlorobenzene sulfinate (CAS NO.14752-66-0) : Benzenesulfinic acid, 4-chloro-, sodium salt ; p-Chlorobenzenesulfinic acid, sodium salt ; Sodium 4-chlorobenzenesulfinate hydrate ; Sodium p-chlorobenzenesulphinate
CAS NO:14752-66-0
Molecular Formula: C6H4ClNaO2S
Molecular Weight:198.6
Molecular Structure:
EINECS: 238-811-9
H bond acceptors: 2
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 56.51 Å2
Flash Point: 173.9 °C 
Enthalpy of Vaporization: 64.36 kJ/mol 
Boiling Point: 363.9 °C at 760 mmHg 
Vapour Pressure: 6.22E-06 mmHg at 25°C 
Melting Point: 300 °C  
Appearance: white crystalline powder
SMILES: [Na+].O=S([O-])c1ccc(Cl)cc1
InChI: InChI=1/C6H5ClO2S.Na/c7-5-1-3-6(4-2-5)10(8)9;/h1-4H,(H,8,9);/q;+1/p-1
InChIKey: JFXAUUFCZJYLJF-REWHXWOFAO
Std. InChI: InChI=1S/C6H5ClO2S.Na/c7-5-1-3-6(4-2-5)10(8)9;/h1-4H,(H,8,9);/q;+1/p-1
Std. InChIKey: JFXAUUFCZJYLJF-UHFFFAOYSA-M
Product Categories of Sodium 4-chlorobenzene sulfinate (CAS NO.14752-66-0): Industrial/Fine Chemicals

Sodium 4-chlorobenzene sulfinate Safety Profile

Safety Statements: 24/25-22 
S22: Do not breathe dust. 
S24/25: When Sodium 4-chlorobenzene sulfinate (CAS NO.14752-66-0) is used ,avoid contact with skin and eyes.
PackingGroup: III

Sodium 4-chlorobenzene sulfinate Specification

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam. 
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage: Store in a cool, dry place. Store in a tightly closed container.

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