Molekula
Tricaine methanesulfonate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Tricaine methanesulfonate is a fish anesthetic used in aquaculture and laboratory settings for humane immobilization. It is a white to off-white crystalline powder with a molecular formula of C9H11NO2 · CH4SO3 and a molecular weight of 261.29 g/mol. It is stable at ambient temperatures and should be handled with caution due to its warning signal word. Molekula supplies Tricaine methanesulfonate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £85.10 per pack ex VAT · £102.12 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Purity (Titration by NaOH) | 97.5 - 102.5% |
| Solubility (Turbidity) | Clear |
| Solubility (Colour) | Colourless |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 70444511 |
| CAS Number | 886-86-2 |
| IUPAC Name | ethyl 3-aminobenzoate;methanesulfonic acid |
| Molecular Formula | C9H11NO2 · CH4SO3 |
| Molecular Weight | 261.29 |
| Exact Mass | 261.0671 |
| SMILES | CCOC(=O)C1=CC(=CC=C1)N.CS(=O)(=O)O |
| InChIKey | FQZJYWMRQDKBQN-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H11NO2.CH4O3S/c1-2-12-9(11)7-4-3-5-8(10)6-7;1-5(2,3)4/h3-6H,2,10H2,1H3;1H3,(H,2,3,4) |
| PubChem CID | 261501 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2922.49.2600 |
| Tariff Code | 2922498590 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 3-Aminobenzoic acid ethyl ester methanesulfonate
- BENZOIC ACID, 3-AMINO-, ETHYL ESTER, METHANESULFONATE
- Benzoic acid, 3-amino-, ethyl ester, methanesulfonate (1:1)
- Ethyl m-aminobenzoate methane sulfonate
- Ethyl m-aminobenzoate, methanesulfonic acid salt
- Finquel
- metacaine mesylate
- Tricaine mesilate
- Tricaine mesylate
- TS 222
Frequently asked questions
What is tricaine methanesulfonate used for?
Tricaine methanesulfonate is primarily used as a fish anesthetic in aquaculture and research settings.
What is the chemical formula and molecular weight of tricaine methanesulfonate?
The formula is C9H11NO2 · CH4SO3 and the molecular weight is 261.29 g/mol.
How should tricaine methanesulfonate be stored?
It should be stored at ambient temperature, protected from light and moisture.
What grade is available for tricaine methanesulfonate?
Molekula supplies tricaine methanesulfonate in research grade.
Can Molekula supply tricaine methanesulfonate in bulk?
Yes, Molekula can supply tricaine methanesulfonate in bulk quantities—please contact us for pricing and availability.
What documentation comes with a purchase of tricaine methanesulfonate?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.