Methanesulfonic acid, pure, 70% solution in water, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10646132	Thermo Scientific Acros 125622500	250 mL	Glass Bottle
10235030	Thermo Scientific Acros 125620010	1 L	Glass Bottle
10455555	Thermo Scientific Acros 125620050	5 L	Plastic 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.

Chemical Identifiers

• CAS: 75-75-2
• Molecular Weight (g/mol): 96.1
• InChI Key: AFVFQIVMOAPDHO-UHFFFAOYSA-N
• PubChem CID: 6395
• IUPAC Name: methanesulfonic acid

• Molecular Formula: CH₄O₃S
• MDL Number: MFCD00007518
• Synonym: methylsulfonic acid, methanesulphonic acid, methanesulfonicacid, kyselina methansulfonova, methansulfonsaeure, ccris 2783, kyselina methansulfonova czech, ch3so3h, methane sulfonic acid, sulfomethane
• ChEBI: CHEBI:27376
• SMILES: CS(=O)(=O)O

Specifications

• CAS: 75-75-2
• Density: 1.3500g/mL
• Molecular Formula: CH₄O₃S
• Refractive Index: 1.4130 to 1.4150
• Beilstein: 04, 4
• Merck Index: 15, 6026
• Synonym: methylsulfonic acid, methanesulphonic acid, methanesulfonicacid, kyselina methansulfonova, methansulfonsaeure, ccris 2783, kyselina methansulfonova czech, ch3so3h, methane sulfonic acid, sulfomethane
• InChI Key: AFVFQIVMOAPDHO-UHFFFAOYSA-N
• IUPAC Name: methanesulfonic acid
• PubChem CID: 6395
• Formula Weight: 96.1
• Grade: Pure
• Chemical Name or Material: Methanesulfonic acid, 70% Solution in Water

• Melting Point: -54.0°C
• Flash Point: >110°C
• Linear Formula: CH₃SO₃H
• MDL Number: MFCD00007518
• Fieser: 01,666; 02,270; 04,326; 10,256; 11,321; 12,212; 13,176
• Specific Gravity: 1.35
• Solubility Information: Solubility in water: soluble. Other solubilities: soluble in alcohol and ether,insoluble in hexane and methylcyclopentane,1.50wt% benzene- 0.23wt% in o-chlorotoluene (26°C),0.38wt% toluene- 0.47wt% in ethyl disulfide (26&de
• SMILES: CS(=O)(=O)O
• Molecular Weight (g/mol): 96.1
• ChEBI: CHEBI:27376
• Percent Purity: 69.5 to 70.5%
• Physical Form: Solution

Safety and Handling

GHS H Statement
Causes severe skin burns and eye damage.
May be corrosive to metals.
Harmful if swallowed.
Harmful in contact with skin.
May cause respiratory irritation.

GHS P Statement
Wear protective gloves/protective clothing/eye protection/face protection.
Remove/Take off immediately all contaminated clothing.
IF ON SKIN: Gently wash with plenty of soap and water.
IF SWALLOWED: rinse mouth.
D

GHS Signal Word: Danger

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Product Identifier

• Methanesulfonic acid

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 4
• Serious eye damage/eye irritation Category 1
• Substances and mixtures corrosive to metals Category 1
• Skin corrosion/irritation Category 1 B
• Specific target organ toxicity Category 3

Hazard Statement

• H318-Causes serious eye damage.
• H314-Causes severe skin burns and eye damage.
• H335-May cause respiratory irritation.
• H302-Harmful if swallowed.
• H312-Harmful in contact with skin.
• H290-May be corrosive to metals.

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.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• 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/.

RUO – Research Use Only