Diethyl(3-pyridyl)borane
- CAS No.
- 89878-14-8
- Chemical Name:
- Diethyl(3-pyridyl)borane
- Synonyms
- 3-(DIETHYLBORYL)PYRIDINE;5-(4-chlorophenyl)-1H-pyrrolo[2,3-b]pyridine;3-Pyridyldiethylborane;Abiraterone interMediate;Diethyl(3-pyridyl)bo;3-(diethyboryl)pyridine;Abiraterone Impurity 35;Abiraterone Impurity 70;Abiraterone Impurity 03;Dithyl (3-Pyridyl)borane
- CBNumber:
- CB1209068
- Molecular Formula:
- C9H14BN
- Molecular Weight:
- 147.03
- MDL Number:
- MFCD00012348
- MOL File:
- 89878-14-8.mol
- MSDS File:
- SDS
- TDS File:
- TDS
| Melting point | 172-175 °C(lit.) |
|---|---|
| Boiling point | 205.9±22.0 °C(Predicted) |
| Density | 0.86±0.1 g/cm3(Predicted) |
| storage temp. | Inert atmosphere,Room Temperature |
| pka | 4.40±0.12(Predicted) |
| form | Solid |
| color | White to Almost white |
| Water Solubility | Slightly soluble in water. |
| InChI | InChI=1S/C9H14BN/c1-3-10(4-2)9-6-5-7-11-8-9/h5-8H,3-4H2,1-2H3 |
| InChIKey | OJKBCQOJVMAHDX-UHFFFAOYSA-N |
| SMILES | C1=NC=CC=C1B(CC)CC |
| CAS DataBase Reference | 89878-14-8(CAS DataBase Reference) |
| FDA UNII | 3BC5KW7BC5 |
| UNSPSC Code | 12352005 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P280a-P304+P340-P405-P501a-P261-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-37/39 | |||||||||
| WGK Germany | 3 | |||||||||
| HS Code | 29333990 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
|||||||||
| REACH Registrations | Active | |||||||||
| NFPA 704 |
|
Diethyl(3-pyridyl)borane price More Price(80)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 316369 | Diethyl(3-pyridyl)borane 97% | 89878-14-8 | 10g | $243 | 2023-06-20 | Buy |
| TCI Chemical | D2661 | Diethyl(3-pyridyl)borane >98.0%(HPLC) | 89878-14-8 | 1g | $17 | 2026-04-30 | Buy |
| Usbiological | 423168 | 3-(Diethylboryl)pyridine | 89878-14-8 | 1g | $333 | 2026-06-03 | Buy |
| Usbiological | 423168 | 3-(Diethylboryl)pyridine | 89878-14-8 | 5g | $425 | 2026-06-03 | Buy |
| Usbiological | 273036 | 3-(Diethylboryl) pyridine Asreported | 89878-14-8 | 5g | $332 | 2026-06-03 | Buy |
Diethyl(3-pyridyl)borane Chemical Properties, Uses, Production
Chemical Properties
White to yellow solid
Uses
Reactant for: preparation of inhibitors of ataxia telangiectasia mutated and Rad3 related (ATR) protein kinase as potential anticancer agents, N-Methylation reactions of the pyridyl group, Palladium catalyzed amination reactions, intramolecular Heck reactions, Coupling reactions and Synthesis of trisubstituted pyrimidines from polyhalopyrimidines via Suzuki coupling.
Uses
Reactant for:
- Preparation of inhibitors of ataxia telangiectasia mutated and Rad3 related (ATR) protein kinase as potential anticancer agents
- N-Methylation reactions of the pyridyl group
- Palladium catalyzed amination reactions
- Intramolecular Heck reactions
- Coupling reactions
- Synthesis of trisubstituted pyrimidines from polyhalopyrimidines via Suzuki coupling
Uses
suzuki reaction
reaction suitability
reagent type: reductant
Synthesis
Reaction temperature 0 ~ 5 , reaction time 6h, diethylmethoxyborane drop time 30 min, material ratio n (3-bromopyridine): n (diethylmethoxyborane) for 0.9:1.0, material ratio n (isopropylmagnesium chloride): n (diethylmethoxyborane) for 1.0:1.0. In the optimal conditions of the process to produce the product is a white solid, melting point of 172 ~ 175 , yield of more than 81%. Under the optimal process conditions, the product is white solid with a melting point of 172175 and a yield of more than 81%.
Diethyl(3-pyridyl)borane Preparation Products And Raw materials
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Shanghai Forxine Pharmaceutical Co., Ltd. | 21-21-64961388 18918697718 | service@forxine.com | China | 65 | 60 |
| Shanghai Arbor Chemical Co., Ltd. | 021-60451683 15021268886 | sales@arborchemical.com | China | 837 | 55 |
| Changzhou Joyous Chemical Co., Ltd. | 0519-85607258 | sales@joyouschem.com | China | 292 | 60 |
| Viwit Pharmaceutical Co., Ltd. | 0632-0632-2980981 15063270987 | service.china3@viwit.com | China | 121 | 55 |
| Jiangsu Yutian pharmaceutical Co.,Ltd. | 0518-8021621 15062910926 | sales@jsytsw.com | China | 80 | 58 |
| Nanjing Meson Flow Chemistry Sicence.Co.,Ltd | 158-05156173 13851620508 | zhangmeng@mesonflow.com | China | 20 | 58 |
| Giant chemicals | 请加QQ询价！ | 2720161014@qq.com | China | 715 | 56 |
| Shanghai Boyle Chemical Co., Ltd. | 021-50182298 021-50180596 | sales@boylechem.com | China | 2202 | 55 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| Meryer (Shanghai) Chemical Technology Co., Ltd. | 4006356688 18621169109 | market03@meryer.com | China | 40202 | 62 |
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- May 10,2026
View Latest Price from Diethyl(3-pyridyl)borane manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-09-02 | DIETHYL(3-PYRIDYL)BORANE
89878-14-8
|
$1.20-34.00 | 1kg | 99% | Henan Fengda Chemical Co., Ltd | ||
 |
2026-03-20 | DIETHYL(3-PYRIDYL)BORANE
89878-14-8
|
$10.00 | 1KG | 99% | 10 mt | Hebei Chuanghai Biotechnology Co., Ltd | |
 |
2025-04-04 | DIETHYL(3-PYRIDYL)BORANE
89878-14-8
|
1KG | 98% | 1ton | Henan Aochuang Chemical Co.,Ltd. |
-
- DIETHYL(3-PYRIDYL)BORANE
89878-14-8
- $1.20-34.00
- 99%
- Henan Fengda Chemical Co., Ltd
-
- DIETHYL(3-PYRIDYL)BORANE
89878-14-8
- $10.00
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
-
- DIETHYL(3-PYRIDYL)BORANE
89878-14-8
- 98%
- Henan Aochuang Chemical Co.,Ltd.
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