Ethyl 3-aminobenzoate methanesulfonate
Ethyl 3-aminobenzoate methanesulfonate (CAS 886-86-2), with the chemical formula H₂NC₆H₄CO₂C₂H₅·CH₃SO₃H and a molecular weight of 261.29 g/mol, is a chemical compound primarily utilised as a building block in organic synthesis. It belongs to the class of sulfonic acids and sulfur compounds, offering utility in various chemical research and development applications. Its specific properties make it a valuable reagent for creating more complex molecules.
- IUPAC
- MS-222,TS 222,Tricaine methanesulfonate,Tricaine
- Synonyms
- MS-222TS 222Tricaine methanesulfonateTricaine

Organic Synthesis Intermediate
Serves as a foundational building block for constructing complex organic molecules. It is employed in multi-step synthetic pathways within research and development laboratories.
Research and Development Reagent
Utilised in academic and industrial research settings to explore new chemical reactions and develop novel compounds. Its structure allows for diverse chemical modifications.
Chemical Building Block
A key component in the synthesis of various fine chemicals and potential pharmaceutical intermediates. Its functional groups enable targeted chemical transformations.
| Molecular weight | 261.29 |
|---|---|
| Linear formula | H2NC6H4CO2C2H5·CH3SO3H |
| Assay | 98% |
| Melting point | 146-149 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ethyl 3-aminobenzoate methanesulfonate used for?
+
Ethyl 3-aminobenzoate methanesulfonate is primarily used as a building block in organic synthesis and as a reagent in chemical research and development for creating more complex molecules.
What are the CAS number and chemical formula for Ethyl 3-aminobenzoate methanesulfonate?
+
The CAS number is 886-86-2, and the chemical formula is H₂NC₆H₄CO₂C₂H₅·CH₃SO₃H.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Ethyl 3-aminobenzoate methanesulfonate with an assay of 98%. We do not represent this product as USP, BP, EP or other pharmacopoeia grades.
How should Ethyl 3-aminobenzoate methanesulfonate be handled safely?
+
This compound may cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves, in a well-ventilated area. Avoid breathing dust.
Is Ethyl 3-aminobenzoate methanesulfonate a controlled substance?
+
The provided data does not indicate that Ethyl 3-aminobenzoate methanesulfonate is a controlled substance.
How is this chemical packed and shipped?
+
Tech Serve Solutions packs and exports chemicals according to international shipping regulations for hazardous materials, ensuring safe and compliant transit.
How can I request a sample or quote for Ethyl 3-aminobenzoate methanesulfonate?
+
To request a sample or quote, please use the contact form on our website or contact our sales department directly with your requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis