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| CAS No.: | 824-79-3 |
|---|---|
| Name: | Sodium toluene-4-sulphinate |
| Article Data: | 86 |
| Molecular Structure: | |
|
|
|
| Formula: | C7H8O2S.Na |
| Molecular Weight: | 178.187 |
| Synonyms: | Benzenesulfinicacid, 4-methyl-, sodium salt (9CI);p-Toluenesulfinic acid, sodium salt(6CI,8CI);4-Methylbenzenesulfinic acid sodium salt;NSC 4871;NSC 9077;Sodium4-methylbenzenesulfinate;Sodium 4-toluenesulfinate;Sodiump-methylbenzenesulfinate;Sodium p-toluenesulfinate;Sodium p-tolylsulfinate; |
| EINECS: | 212-538-5 |
| Density: | 1.399-1.405 at 20℃ |
| Melting Point: | >300 °C(lit.) |
| Boiling Point: | 340 °C at 760 mmHg |
| Flash Point: | 159.4 °C |
| Solubility: | soluble in water |
| Appearance: | white to off-white crystalline powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 22-24/25-37/39-26 |
| PSA: | 59.34000 |
| LogP: | 2.09870 |
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- 926293-55-26-Bromo-2-methylpyridine-3-carboxaldehyde
- 2943-42-2
di(4-methyl)phenylthiosulfonate
- 544-92-3
copper(I) cyanide
A
- 5285-74-5
4-tolyl thiocyanate
B
- 824-79-3
sodium 4-methylbenzenesulfinate
| Conditions | Yield |
|---|---|
| In acetonitrile at 100℃; for 12h; | A 93% B 100% |
| Conditions | Yield |
|---|---|
| With hydrazine hydrate; sodium carbonate In water at 80℃; for 2h; | 97.8% |
| With sodium carbonate; sodium sulfite In water at 52℃; pH=7.2; Temperature; | 96.9% |
| With sodium hydrogencarbonate; sodium sulfite In water at 70 - 80℃; for 1h; | 96% |
| Conditions | Yield |
|---|---|
| With sodium hydroxide In methanol; water at 40℃; for 2h; | 96.6% |
| Conditions | Yield |
|---|---|
| Stage #1: p-toluenesulfonyl chloride With sodium hydrogencarbonate; sodium sulfite In water at 70 - 80℃; for 1h; Stage #2: formaldehyd at 90℃; | 96% |
A
- 824-79-3
sodium 4-methylbenzenesulfinate
| Conditions | Yield |
|---|---|
| With sodium hydride In monoethylene glycol diethyl ether 5 h, room t. then 15 min, reflux; | A n/a B 95% |
| Conditions | Yield |
|---|---|
| Stage #1: toluene With aluminum (III) chloride; 1,4-diazabicyclo [2.2.2] octane-1,4-diium-1,4-disulfinate In dichloromethane at 0℃; for 2h; Stage #2: With sodium hydrogencarbonate In dichloromethane; water at 0℃; | 95% |
| With aluminum (III) chloride; 1,4-diazabicyclo [2.2.2] octane-1,4-diium-1,4-disulfinate; sodium hydrogencarbonate In dichloromethane; water at 20 - 30℃; | 83% |
A
- 824-79-3
sodium 4-methylbenzenesulfinate
| Conditions | Yield |
|---|---|
| With sodium hydride In monoethylene glycol diethyl ether 5 h, room t. then 15 min, reflux; | A n/a B 93% |
A
- 824-79-3
sodium 4-methylbenzenesulfinate
| Conditions | Yield |
|---|---|
| With sodium hydride In monoethylene glycol diethyl ether 5 h, room t. then 15 min, reflux; | A n/a B 92% |
A
- 824-79-3
sodium 4-methylbenzenesulfinate
| Conditions | Yield |
|---|---|
| With sodium hydride In monoethylene glycol diethyl ether 5 h, room t. then 15 min, reflux; | A n/a B 91% |
- 1192657-22-9
N-(9,10-dioxo-9,10-dihydroanthracen-1-yl)-S-methyl-S-(4-methylphenyl)sulfoximide
A
- 42326-31-8
2,6-dihydronaphtho[1,2,3-cd]indol-6-one
B
- 824-79-3
sodium 4-methylbenzenesulfinate
| Conditions | Yield |
|---|---|
| With sodium methylate In tetrahydrofuran for 0.333333h; Reflux; | A 91% B 76% |
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Chemistry
Molecular Structure of Sodium toluene-4-sulphinate (CAS NO.824-79-3):
Molecular Formula: C7H7NaO2S
Molecular Weight:178.184
CAS NO: 824-79-3
IUPAC Name: Sodium 4-methylbenzenesulfinate
EINECS: 212-538-5
Flash Point: 159.4 °C
Enthalpy of Vaporization: 61.59 kJ/mol
Boiling Point: 340 °C at 760 mmHg
Vapour Pressure: 3.42E-0.5 mmHg at 25°C
Melting point: >300 °C(lit.)
Sensitive: Hygroscopic
Appearance: White powder
Solubility: Soluble in ethanol, water and ether.
Product Categories: Industrial/Fine Chemicals; FINE Chemical & INTERMEDIATES
Uses
Sodium toluene-4-sulphinate (CAS NO.824-79-3) is used as intermediates of a medicine, disperse dye, are also used as curing agent for grouting material .
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| guinea pig | LD50 | skin | > 1gm/kg (1000mg/kg) | Kodak Company Reports. Vol. 21MAY1971, | |
| rat | LDLo | intraperitoneal | 1600mg/kg (1600mg/kg) | Kodak Company Reports. Vol. 21MAY1971, | |
| rat | LDLo | oral | 3200mg/kg (3200mg/kg) | Kodak Company Reports. Vol. 21MAY1971, |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic fumes of SOx and Na2O.
Hazard Codes 
Xi
Risk Statements 36/37/38
R36/37/38: Sodium toluene-4-sulphinate (CAS NO.824-79-3) is irritating to eyes, respiratory system and skin.
Safety Statements 22-24/25-37/39-26
S22:Do not breathe dust.
S24/25:Avoid contact with skin and eyes.
S37/39:Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany 2
RTECS XT4725000
F 3
Hazard Note Irritant
Specification
Sodium toluene-4-sulphinate , its CAS NO. is 824-79-3, the synonyms are p-Toluenesulfinic acid sodium salt ; 4-Toluenesulfinic acid sodium salt ; Sodium p-toluene sulfinate .