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Methyl methanesulfonate, 99%, Thermo Scientific Chemicals
Description
Methyl methanesulfonate is a DNA adduct that adds methyl groups to Dan at 7-guanine, 3-guanine and 3-adenine.
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.
Methyl methanesulfonate is a DNA adduct that adds methyl groups to Dan at 7-guanine, 3-guanine and 3-adenine.
Solubility
Very soluble in water.
Notes
Store at room temperature with proper ventilation. Keep away from oxidizing agents.

Specifications
Specifications
Color | Colorless to Yellow |
Density | 1.3 g/mL |
Boiling Point | 202°C to 203°C |
Flash Point | 104°C (219°F) |
Linear Formula | CH3SO3CH3 |
Refractive Index | 1.414 |
Quantity | 5 g |
UN Number | UN2810 |
Beilstein | 1098586 |
Merck Index | 14,6097 |
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Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
A0448640 | Certificate of Analysis | 20/09/2024 | H55120.06,H55120.14,H55120.22 |
R19I032 | Certificate of Analysis | 20/02/2024 | H55120.06,H55120.14,H55120.22 |
W12I005 | Certificate of Analysis | 16/09/2022 | H55120.06,H55120.14,H55120.22 |
P17I070 | Certificate of Analysis | 12/04/2022 | H55120.06,H55120.14,H55120.22 |
S30G052 | Certificate of Analysis | 23/11/2021 | H55120.06,H55120.14,H55120.22 |
Safety and Handling



- Methyl methanesulphonate
- Danger
- 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
- 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.
- P280-Wear protective gloves/protective clothing/eye protection/face protection.
- P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
- P302+P352-IF ON SKIN: Wash with plenty of water/.
- P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
- P308+P313-IF exposed or concerned: Get medical advice/attention.
- P332+P313-If skin irritation occurs: Get medical advice/attention.
- MIXTURE LIST-Contains : Methyl methanesulphonate
RUO – Research Use Only
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