4-Chlorophenylboronic acid
- CAS No.
- 1679-18-1
- Chemical Name:
- 4-Chlorophenylboronic acid
- Synonyms
- 4-CHLOROBENZENEBORONIC ACID;AC 34441;NSC 25408;WLN: QBQR DG;AKOS BRN-0011;RARECHEM AH PB 0178;orobenzeneboronic Acid;4-Chlorophenylboric acid;p-chlorophenylboronic aci;4-Chlorophenylbronic Acid
- CBNumber:
- CB0307561
- Molecular Formula:
- C6H6BClO2
- Molecular Weight:
- 156.37
- MDL Number:
- MFCD00039137
- MOL File:
- 1679-18-1.mol
- MSDS File:
- SDS
| Product description | Number | Pack Size | Price |
| 4-Chlorophenylboronic acid 95% | 417548 | 1g | $29.89 |
| 4-Chlorophenylboronic acid 95% | 417548 | 10g | $123 |
| 4-Chlorophenylboronic Acid (contains varying amounts of Anhydride) | C1473 | 5g | $49 |
| 4-Chlorophenylboronic Acid (contains varying amounts of Anhydride) | C1473 | 25g | $141 |
| 4-Chlorophenylboronic acid, min. 97% | 05-0430 | 5g | $58 |
| More product size | |||
| Melting point | 284-289 °C(lit.) |
|---|---|
| Boiling point | 295.4±42.0 °C(Predicted) |
| Density | 1.32±0.1 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | DMSO |
| pka | 8.39±0.10(Predicted) |
| form | Crystalline Powder |
| color | Off-white to beige |
| Water Solubility | 2.5 g/100 mL |
| BRN | 2936346 |
| InChI | InChI=1S/C6H6BClO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4,9-10H |
| InChIKey | CAYQIZIAYYNFCS-UHFFFAOYSA-N |
| SMILES | B(C1=CC=C(Cl)C=C1)(O)O |
| CAS DataBase Reference | 1679-18-1(CAS DataBase Reference) |
| EWG's Food Scores | 1 |
| FDA UNII | AB2T8N4T4C |
| UNSPSC Code | 12352103 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) | ![]() GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302 | |||||||||
| Precautionary statements | P301+P312+P330 | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xn,Xi | |||||||||
| Risk Statements | 20/21/22-36/37/38 | |||||||||
| Safety Statements | 36-37/39-26 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | CY8950000 | |||||||||
| TSCA | No | |||||||||
| HazardClass | IRRITANT | |||||||||
| HS Code | 29319090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications | Acute Tox. 4 Oral | |||||||||
| NFPA 704 |
|
4-Chlorophenylboronic acid price More Price(51)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 417548 | 4-Chlorophenylboronic acid 95% | 1679-18-1 | 1g | $29.89 | 2025-07-31 | Buy |
| Sigma-Aldrich | 417548 | 4-Chlorophenylboronic acid 95% | 1679-18-1 | 10g | $123 | 2025-07-31 | Buy |
| TCI Chemical | C1473 | 4-Chlorophenylboronic Acid (contains varying amounts of Anhydride) | 1679-18-1 | 5g | $49 | 2025-07-31 | Buy |
| TCI Chemical | C1473 | 4-Chlorophenylboronic Acid (contains varying amounts of Anhydride) | 1679-18-1 | 25g | $141 | 2025-07-31 | Buy |
| Strem Chemicals | 05-0430 | 4-Chlorophenylboronic acid, min. 97% | 1679-18-1 | 5g | $58 | 2024-03-01 | Buy |
4-Chlorophenylboronic acid Chemical Properties,Uses,Production
Chemical Properties
off-white to beige crystalline powder
Chemical Properties
4-Chlorophenylboronic acid is white or off-white crystalline powder. It has certain solubility in water and is soluble in strong polar organic solvents such as dimethyl sulfoxide, but insoluble in ether solvents. It has similar chemical properties to phenylboronic acid.
Uses
4-Chlorobenzeneboronic Acid is used as a catalyst for the preparation of 4-hydroxycoumarin derivatives which display antitrypanosomal and antioxidant properties. It is also used as a catalyst for the asymmetric borane reduction of electron-deficient ketones.
Uses
4-Chlorophenylboronic acid can be used as a reactant in:
- Palladium-catalyzed direct arylation.
- Cyclopalladation.
- Tandem-type Pd(II)-catalyzed oxidative Heck reaction and intramolecular C-H amidation.
- Copper-mediated ligandless aerobic fluoroalkylation.
- Pd-catalyzed arylative cyclization.
- Ruthenium catalyzed direct arylation.
- Ligand-free copper-catalyzed coupling reactions.
- Regioselective arylation and alkynylation by Suzuki-Miyaura and Sonogashira cross-coupling reactions.
It can also be used to prepare:
- Substituted diarylmethylidenefluorenes via Suzuki coupling reaction.
- Baclofen lactam by Suzuki coupling of a pyrrolinyl tosylate, followed by hydrogenation reaction.
- Palladium(II) thiocarboxamide complexes as Suzuki coupling catalysts.
- Biaryls by Suzuki reactions of aryl chlorides, bromides, and iodides with arylboronic acids.



4-Chlorophenylboronic acid Preparation Products And Raw materials
Raw materials
Preparation Products
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| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 +8617705817739 | info@dycnchem.com | China | 52846 | 58 |
| ZHEJIANG ESTCHEM CO.,LTD | 15957180504 | sales@zjestchem.com | China | 193 | 58 |
| Yurui (Shanghai) Chemical Co., Ltd. | +86-021-50456736 +8613761615711 | yuki@riyngroup.com | China | 1028 | 58 |
| SHANGHAI KEAN TECHNOLOGY CO., LTD. | +8613817748580 | cooperation@kean-chem.com | China | 40066 | 58 |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615350571055 | Sibel@chuanghaibio.com | China | 8753 | 58 |
| Hebei Yanxi Chemical Co., Ltd. | +8618531123677 | faithe@yan-xi.com | China | 5853 | 58 |
| RongNa Biotechnology Co.,Ltd | +86-86-13583358881 +8618560316533 | Brad@rongnabiotech.com | China | 3388 | 58 |
| Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 | sales1@chuanghaibio.com | China | 5242 | 58 |
| Hebei Xinsheng New Material Technology Co., LTD. | +86-16632316109 | xinshengkeji@xsmaterial.com | China | 1085 | 58 |
| Hebei Jingbo New Material Technology Co., Ltd | +8619931165850 | hbjbtech@163.com | China | 1000 | 58 |
View Lastest Price from 4-Chlorophenylboronic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
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2026-01-29 | 4-Chlorophenylboronic acid
1679-18-1
|
US $10.00 / ASSAYS | 1ASSAYS | 99% | 1 ton | RongNa Biotechnology Co.,Ltd | |
![]() |
2026-01-29 | 4-Chlorophenylboronic acid
1679-18-1
|
US $999.00-666.00 / ton | 1ton | 99% | 5000 | HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD | |
![]() |
2026-01-29 | 4-Chlorophenylboronic acid
1679-18-1
|
US $1.00 / KG | 1KG | 99% | 10 mt | Hebei Chuanghai Biotechnology Co., Ltd |
-

- 4-Chlorophenylboronic acid
1679-18-1
- US $10.00 / ASSAYS
- 99%
- RongNa Biotechnology Co.,Ltd
-

- 4-Chlorophenylboronic acid
1679-18-1
- US $999.00-666.00 / ton
- 99%
- HEBEI SHENGSUAN CHEMICAL INDUSTRY CO.,LTD
-

- 4-Chlorophenylboronic acid
1679-18-1
- US $1.00 / KG
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
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