Methyl methanesulfonate, 99%, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10756571	Thermo Scientific Acros 156890050	5 g	Glass bottle
10766571	Thermo Scientific Acros 156890250	25 g	Glass bottle
10696904	Thermo Scientific Acros 156891000	100 g	Glass bottle

Description

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

Alkyl transfer reagent

Chemical Identifiers

• CAS: 66-27-3
• Molecular Weight (g/mol): 110.13
• InChI Key: MBABOKRGFJTBAE-UHFFFAOYSA-N
• PubChem CID: 4156
• IUPAC Name: methyl methanesulfonate

• Molecular Formula: C₂H₆O₃S
• MDL Number: MFCD00007557
• Synonym: methyl mesylate, methanesulfonic acid methyl ester, methanesulfonic acid, methyl ester, methylmethane sulfonate, methylmethansulfonat, methyl methanesulphonate, as-dimethyl sulfite, as-dimethyl sulphite, methylmethanesulfonate, methyl methansulfonate
• ChEBI: CHEBI:25255
• SMILES: COS(=O)(=O)C

Specifications

• CAS: 66-27-3
• Density: 1.3000g/mL
• Flash Point: 104°C
• Assay Percent Range: 98.5% min. (GC)
• Linear Formula: CH₃SO₃CH₃
• MDL Number: MFCD00007557
• Merck Index: 15, 6169
• Synonym: methyl mesylate, methanesulfonic acid methyl ester, methanesulfonic acid, methyl ester, methylmethane sulfonate, methylmethansulfonat, methyl methanesulphonate, as-dimethyl sulfite, as-dimethyl sulphite, methylmethanesulfonate, methyl methansulfonate
• InChI Key: MBABOKRGFJTBAE-UHFFFAOYSA-N
• IUPAC Name: methyl methanesulfonate
• PubChem CID: 4156
• Formula Weight: 110.13
• Physical Form: Liquid

• Color: Colorless to Yellow
• Boiling Point: 202.0°C to 203.0°C
• Infrared Spectrum: Authentic
• Molecular Formula: C₂H₆O₃S
• Refractive Index: 1.4130 to 1.4150
• Beilstein: 04, 4
• Specific Gravity: 1.3
• Solubility Information: Solubility in water: 200g/L (20°C). Other solubilities: soluble in dmf
• SMILES: COS(=O)(=O)C
• Molecular Weight (g/mol): 110.13
• ChEBI: CHEBI:25255
• Percent Purity: 99%
• Chemical Name or Material: Methyl methanesulfonate

Safety and Handling

GHS H Statement:
May cause cancer.
Toxic if swallowed.
Causes skin irritation.
Causes serious eye irritation.
May cause damage to organs.
Suspected of causing genetic defects.

GHS P Statement:
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
Use personal protective equipment as required.
Obtain special instructions before use.
IF exposed or concerned: Get medical advice/attention.
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 200-625-

Product Identifier

• Methyl methanesulfonate

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 3
• LONG-TERM AQUATIC HAZARD Chronic 2
• Carcinogenicity Category 2
• Serious eye damage/eye irritation Category 2
• Germ cell mutagenicity Category 1B
• Reproductive toxicity Category 2
• Skin corrosion/irritation Category 2
• Skin sensitiser Category 1
• Specific target organ toxicity after repeated exposure Category 2

Hazard Statement

• H301-Toxic if swallowed.
• H315-Causes skin irritation.
• H317-May cause an allergic skin reaction.
• H319-Causes serious eye irritation.
• H340-May cause genetic defects.
• H351-Suspected of causing cancer.
• H361-Suspected of damaging fertility or the unborn child.
• H373-May cause damage to organs.
• H411-Toxic to aquatic life with long lasting effects.

Precautionary Statement

• P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P201-Obtain special instructions before use.
• P308+P313-IF exposed or concerned: Get medical advice/attention.
• P260-Do not breathe dust/fume/gas/mist/vapours/spray.
• P302+P352-IF ON SKIN: Wash with plenty of water/and soap.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

RUO – Research Use Only