- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: imidazopyridine
- Price: Check
- Purity: 97.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: imidazopyridine
- Price: ￥4010.0/5g ￥1030.0/1g
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 4-Azabenzimidazole
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
273-21-2
273-21-2 structure
- Name: imidazopyridine
- Chemical Name: 4-azabenzimidazole
- CAS Number: 273-21-2
- Molecular Formula: C6H5N3
- Molecular Weight: 119.124
- Create Date: 2018-05-07 08:00:00
- Modify Date: 2025-08-25 11:28:40
| Name | 4-azabenzimidazole |
|---|---|
| Synonyms |
1-deazapurine
1H-imidazo [4 imidazo(4,5-b)pyridine 7-azabenzimidazole 4-Aza-1H-benzimidazole imidazopyridine 1H-imidazo[4,5-b]-pyridine 1H-Imidazo[4,5-b]pyridine 3H-Imidazo[4,5-b]pyridine pyrido(2,3-d)imidazole EINECS 205-987-3 4H-Imidazo[4,5-b]pyridine MFCD00005579 5-b] pyridine 4-azabenzIMIDAZOLE 3,4-diazaindole |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 395.3±15.0 °C at 760 mmHg |
| Melting Point | 148-151 °C(lit.) |
| Molecular Formula | C6H5N3 |
| Molecular Weight | 119.124 |
| Flash Point | 207.2±13.3 °C |
| Exact Mass | 119.048347 |
| PSA | 41.57000 |
| LogP | 0.30 |
| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
| Index of Refraction | 1.715 |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
|
| Hazard Codes | Xn |
|---|---|
| Risk Phrases | 22 |
| Safety Phrases | S24/25 |
| WGK Germany | 3 |
| RTECS | NJ5108000 |
| HS Code | 2933990090 |
| Precursor 10 | |
|---|---|
| DownStream 10 | |
![1H-IMIDAZO[4,5-B]PYRIDINE, 6-CHLORO- structure](https://image.chemsrc.com/caspic/417/21422-66-2.png)
![2-Chloro-1H-imidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/319/104685-82-7.png)
![1H-Imidazo[4,5-b]pyridin-2(3H)-one structure](https://image.chemsrc.com/caspic/224/16328-62-4.png)
![6-Bromo-4H-imidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/159/28279-49-4.png)
![5,7-Dichloro-1H-imidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/020/24485-01-6.png)
![3-Methyl-3H-imidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/120/6688-61-5.png)
![1-Methyl-1H-imidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/421/39998-52-2.png)
![5-Chloro-3H-imidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/331/52090-89-8.png)
![7-Chloro-1H-imidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/167/6980-11-6.png)
![5,6-dichloro-1,3-dihydroimidazo[4,5-b]pyridin-2-one structure](https://image.chemsrc.com/caspic/324/361365-08-4.png)
![4-hydroxy-7-nitroimidazo[4,5-b]pyridine structure](https://image.chemsrc.com/caspic/250/14432-11-2.png)
![4-imidazo[4,5-b]pyridin-1-ylbutan-1-amine structure](https://image.chemsrc.com/caspic/219/173838-44-3.png)
![6-Bromo-1H-imidazo[4,5-b]pyridin-2(3H)-one structure](https://image.chemsrc.com/caspic/428/148038-83-9.png)
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |