3-(Bromomethyl)benzoic acid N-succinimidylester
3-(Bromomethyl)benzoic acid N-succinimidylester (CAS 155863-35-7) is a hetero-bifunctional linker with the molecular formula C12H10BrNO4 and a molecular weight of 312.12 g/mol. It is primarily utilised in chemical synthesis as a building block for introducing reactive amine or thiol groups, particularly through the quaternisation of pyridyl-nitrogen. This compound is also instrumental in the preparation of fluorescent labels.
- IUPAC
- N-Succinimidyl 3-(bromomethyl)benzoate
- Synonyms
- N-Succinimidyl 3-(bromomethyl)benzoate

Hetero-Bifunctional Linker
This compound acts as a hetero-bifunctional linker, specifically designed for quaternising pyridyl-nitrogen. This process allows for the subsequent introduction of amine or thiol reactive functionalities into molecules.
Fluorescent Label Synthesis
3-(Bromomethyl)benzoic acid N-succinimidylester serves as a valuable synthetic building block in the preparation of fluorescent labels, contributing to advancements in biochemical and analytical research.
Organic Synthesis
As an organic building block, this ester facilitates complex molecular constructions in research and development settings, enabling the synthesis of novel chemical entities.
| Molecular weight | 312.12 |
|---|---|
| Empirical formula | C12H10BrNO4 |
| Assay | ≥95.0% |
| Storage temperature | −20°C |
| Application | Hetero-bifunctional linker specially for the quaternisation of pyridyl-nitrogen in order to introduce an amine or thiol reactive group. Synthetic building block for the preparation of fluorescent labels1 |

Hazard statements
- H302Harmful if swallowed
- 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) | Xn |
| Risk statements (R) | 22-36/37/38 |
| 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 3-(Bromomethyl)benzoic acid N-succinimidylester used for?
+
It is used as a hetero-bifunctional linker for quaternising pyridyl-nitrogen to introduce amine or thiol reactive groups, and as a synthetic building block for preparing fluorescent labels.
What are the CAS number and molecular formula?
+
The CAS number is 155863-35-7 and the molecular formula is C12H10BrNO4.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies this product with an assay of ≥95.0%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
What are the safety considerations when handling this chemical?
+
This compound is classified with GHS07 symbol and a Warning signal word. It carries hazard statements H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be used. Handle in a well-ventilated area.
How is this chemical shipped and exported?
+
Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, equipped to handle international shipments according to relevant regulations.
How can I request a quote or sample?
+
Please contact our sales team via the website or directly to request a quotation or a sample of 3-(Bromomethyl)benzoic acid N-succinimidylester.
▶ 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