Molekula
3-Aminophenylboronic acid hemisulfate
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
3-Aminophenylboronic acid hemisulfate is a boronic acid derivative used in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions. It is available in powder form with a molecular weight of 185.98 g/mol, CAS number 66472-86-4, and is stable at ambient temperatures. The compound carries the Warning signal word because it causes skin irritation (H315), serious eye irritation (H319) and may cause respiratory irritation (H335). Molekula supplies 3-Aminophenylboronic acid hemisulfate 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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1 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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5 g — £74.60 per pack ex VAT · £89.52 inc. VAT
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25 g — £246.40 per pack ex VAT · £295.68 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 to off-white powder |
| Identification | Conforms to reference |
| HNMR | Conforms to structure |
| Assay HPLC | ≥ 98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 44219424 |
| CAS Number | 66472-86-4 |
| IUPAC Name | bis((3-aminophenyl)boronic acid);sulfuric acid |
| Molecular Formula | 2(C6H8BNO2) ·5H2SO4 |
| Molecular Weight | 185.98 |
| Exact Mass | 372.097 |
| SMILES | B(C1=CC(=CC=C1)N)(O)O.B(C1=CC(=CC=C1)N)(O)O.OS(=O)(=O)O |
| InChIKey | UKTAURVTSWDIQR-UHFFFAOYSA-N |
| InChI | InChI=1S/2C6H8BNO2.H2O4S/c2*8-6-3-1-2-5(4-6)7(9)10;1-5(2,3)4/h2*1-4,9-10H,8H2;(H2,1,2,3,4) |
| PubChem CID | 16211139 |
| REACH Code | Y113 |
| HTS Code | 2931906000 |
| Tariff Code | 2931900090 |
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
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- 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
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-AMINOPHENYL)BORIC ACID HEMISULFATE
- (3-Aminophenyl)boronic acid sulfate (2:1)
- 3-Aminobenzeneboronic Acid Hemisulfate
- 3-Aminobenzeneboronic acid hemisulfate salt
- 3-aminophenylboronic acid hemisulfat
- 3-Aminophenylboronic acid hemisulphate
- 4-Aminophenylboronic Acid Hemisulfate
- bis((3-aminophenyl)boronic acid); sulfuric acid
- m-Aminophenyl boronic acid hemisulfate
- M-AMINOPHENYL BORONIC ACID, HEMISULPHATE
Frequently asked questions
What is 3-Aminophenylboronic acid hemisulfate used for?
It is primarily used in organic synthesis, particularly in Suzuki-Miyaura cross-coupling reactions for constructing carbon-carbon bonds in pharmaceuticals and agrochemicals.
What is the chemical formula and molecular weight?
The formula is 2(C6H8BNO2) ·5H2SO4 with a molecular weight of 185.98 g/mol.
How should this compound be stored?
Store at ambient temperature in a dry, cool place, away from moisture and incompatible materials.
What grade is available?
Available in technical grade; purity and specifications can be provided upon request.
Can Molekula supply this in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.