Molekula
Benzo(b)thiophene-2-boronic acid
Benzo(b)thiophene-2-boronic acid is a boronic acid compound used in Suzuki-Miyaura cross-coupling reactions for synthesizing biaryl and heteroaryl compounds in pharmaceutical and materials research. It has a CAS number of 98437-23-1, molecular formula C8H7BO2S, and a molecular weight of 178.02 g/mol. It is stable at ambient temperature and should be handled with caution due to its warning signal word. Molekula supplies Benzo(b)thiophene-2-boronic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Benzo(b)thiophene-2-boronic acid is a boronic acid compound used in Suzuki-Miyaura cross-coupling reactions for synthesizing biaryl and heteroaryl compounds in pharmaceutical and materials research. It has a CAS number of 98437-23-1, molecular formula C8H7BO2S, and a molecular weight of 178.02 g/mol. It is stable at ambient temperature and should be handled with caution due to its warning signal word. Molekula supplies Benzo(b)thiophene-2-boronic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
| Melting Point | 256-260°C |
| Purity | ≥ 95.0% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 98437-23-1 |
| Molecular Formula | C8H7BO2S |
| Molecular Weight | 178.02 |
| SMILES | B(C1=CC2=CC=CC=C2S1)(O)O |
| REACH Code | Y110 |
| HTS Code | 29349990 |
| Tariff Code | 2934999090 |
Safety & GHS
-
Explosive
GHS01
Hazard statements
- H302 Harmful if swallowed
- 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
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Benzo(b)thiophene-2-boronic acid used for?
It is primarily used as a building block in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions to form carbon-carbon bonds.
What is the chemical formula and molecular weight?
The formula is C8H7BO2S with a molecular weight of 178.02 g/mol.
How should Benzo(b)thiophene-2-boronic acid be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in high purity grade suitable for synthetic applications.
Can Molekula supply it in bulk?
Yes, Molekula can supply Benzo(b)thiophene-2-boronic acid in bulk quantities—please contact us for pricing and availability.
What documentation comes with the order?
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.