Phenylboronic acid
Also known as: Benzeneboronic acid, Phenylboric acid, Benzenboronic acid, Boronic acid, phenyl-, Borophenylic acid, Dihydroxyphenylborane, Phenyldihydroxyborane, Phenylboronic acid (contains varying amounts of anhydride)
Phenylboronic acid (CAS 98-80-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H7BO2 and a molecular weight of 121.93 g/mol. Key properties include a melting point of 216-219 °C(lit.), a boiling point of 265.9±23.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 114.6±22.6 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 98-80-6
- Jingsj CID
- J-1326172-2
- Molecular Formula
- C6H7BO2
- Molecular Weight
- 121.93 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | - | - | CN China |
Physicochemical Properties
| Melting Point | 216-219 °C(lit.) |
|---|---|
| Boiling Point | 265.9±23.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 114.6±22.6 °C |
| Exact Mass | 122.053909 |
| PSA | 40.46000 |
| LogP | 1.59 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.534 |
| Additional Property | 10 g/L (20 ºC) |
GHS Safety & Compliance
- H302 — Harmful if swallowed
Customs & Trade Information
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Phenylboronic acid?
The CAS number of Phenylboronic acid is 98-80-6.
What are the molecular formula and molecular weight of Phenylboronic acid?
Phenylboronic acid has molecular formula C6H7BO2 and molecular weight 121.93 g/mol.
Which suppliers offer Phenylboronic acid?
1 supplier(s) listed; request a quote for pricing.
Is Phenylboronic acid hazardous?
Phenylboronic acid has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of Phenylboronic acid?
For Phenylboronic acid, Upstream Products: Bromobenzene, Iodobenzene, Phenyl trifluoromethanesulfonate; Downstream Products: 3-Methyl-5-phenylpyridine, 1-Bromo-3,5-diphenylbenzene, 3-Phenyl-9H-carbazole.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Phenylboronic acid (CAS 98-80-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1326172-2 (accessed 2026-11-07).
Data for reference only; verify product details with suppliers before purchase.