Methyl p-toluenesulfonate, 98%

Product Code.	Quantity	unitSize
11474233	1000 g	1000g
11484233	250 g	250g

Product Code. 11474233 Supplier Thermo Scientific Alfa Aesar Supplier No. A10881.0B

Description

CAS: 80-48-8 | C8H10O3S | 186.225 g/mol

Methyl p-toluenesulfonate is used as a methylating agent in organic synthesis. It acts as a catalyst for alkyd resins. It is also employed in selective 1-substitution reaction of tetrazole. Further, it is used in the preparation of dyes.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Methyl p-toluenesulfonate is used as a methylating agent in organic synthesis. It acts as a catalyst for alkyd resins. It is also employed in selective 1-substitution reaction of tetrazole. Further, it is used in the preparation of dyes.

Solubility
Soluble in ether, alcohol, benzene and chloroform. Slightly soluble in petroleum ether. Insoluble in water.

Notes
Store in a cool place. Incompatible with strong oxidizing agents, strong acids and strong bases.

Specifications

Chemical Identifiers

• CAS: 80-48-8
• Molecular Formula: C8H10O3S
• Molecular Weight (g/mol): 186.225
• MDL Number: MFCD00008417
• InChI Key: VUQUOGPMUUJORT-UHFFFAOYSA-N
• Synonym: methyl p-toluenesulfonate, methyl tosylate, methyl p-tosylate, methyl toluene-4-sulfonate, methyl-p-toluenesulfonate, p-toluenesulfonic acid, methyl ester, benzenesulfonic acid, 4-methyl-, methyl ester, methyl toluene-4-sulphonate, p-toluenesulfonic acid methyl ester, p-methylbenzenesulfonate methyl ester
• PubChem CID: 6645
• IUPAC Name: methyl 4-methylbenzenesulfonate
• SMILES: CC1=CC=C(C=C1)S(=O)(=O)OC

• Melting Point: 24°C to 28°C
• Density: 1.234
• Boiling Point: 140°C (20 mmHg)
• Flash Point: 152°C (305°F)
• Refractive Index: 1.5185
• Quantity: 1000 g
• UN Number: UN3261
• Beilstein: 609209
• Solubility Information: Soluble in ether,alcohol,benzene and chloroform. Slightly soluble in petroleum ether. Insoluble in water.
• Formula Weight: 186.23
• Percent Purity: 98%
• Chemical Name or Material: Methyl p-toluenesulfonate

Safety and Handling

Product Identifier

• Methyl p-toluenesulfonate

Signal Word

• Danger

Hazard Category

• Serious eye damage/eye irritation Category 1
• Skin corrosion/irritation Category 1 C
• Skin sensitiser Category 1

Hazard Statement

• H314-Causes severe skin burns and eye damage.
• H317-May cause an allergic skin reaction.
• H318-Causes serious eye damage.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P303+P361+P353-IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.

Supplemental information

• MIXTURE LIST-Contain: Methyl p-toluenesulfonate

SDS

RUO – Research Use Only