- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Imidazo[1,2-a]pyrazine
- Price: Check
- Purity: 97.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: Imidazo[1,2-a]pyrazine
- Price: ￥100.0/250mg ￥240.0/1g
- Purity: 98.0%
- Stocking Period: 2 Day
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Imidazo[1,2-a]pyrazine
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
274-79-3
274-79-3 structure
- Name: Imidazo[1,2-a]pyrazine
- Chemical Name: Imidazo[1,2-a]pyrazine
- CAS Number: 274-79-3
- Molecular Formula: C6H5N3
- Molecular Weight: 119.124
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrazines
- Create Date: 2018-04-18 08:00:00
- Modify Date: 2025-09-11 11:05:37
| Name | Imidazo[1,2-a]pyrazine |
|---|---|
| Synonyms | Imidazo[1,2-a]pyrazine |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Melting Point | 90-94ºC |
| Molecular Formula | C6H5N3 |
| Molecular Weight | 119.124 |
| Exact Mass | 119.048347 |
| PSA | 30.19000 |
| LogP | -0.14 |
| Index of Refraction | 1.689 |
| Hazard Codes | Xi: Irritant; |
|---|---|
| Risk Phrases | 36/37/38-43 |
| Safety Phrases | 26-36/37 |
| HS Code | 2933990090 |
|
~51%
274-79-3 |
| Literature: JIANGSU HANSOH PHARMACEUTICAL CO., LTD.; Tang, Peng Cho; Li, Xin; Li, Xiangqin; Chen, Yang; Wang, Bin; Zhu, Zhe Patent: US2013/131068 A1, 2013 ; Location in patent: Paragraph 0115; 0116 ; |
|
~93%
274-79-3 |
| Literature: Sugen, Inc. Patent: US2004/220189 A1, 2004 ; Location in patent: Page 21 ; US 20040220189 A1 |
|
~72%
274-79-3 |
| Literature: Goodacre, Simon Charles; Hallett, David James; Street, Leslie Joseph Patent: US2004/19057 A1, 2004 ; Location in patent: Page/Page column 9 ; |
| Precursor 4 | |
|---|---|
| DownStream 6 | |
![5,6,7,8-Tetrahydroimidazo[1,2-a]pyrazine structure](https://image.chemsrc.com/caspic/410/91476-80-1.png)
![5-Bromoimidazo[1,2-a]pyrazine structure](https://image.chemsrc.com/caspic/096/87597-26-0.png)
![3,5-dibromoimidazo[1,2-a]pyrazine structure](https://image.chemsrc.com/caspic/177/63744-21-8.png)
![3-Bromoimidazo[1,2-a]pyrazine structure](https://image.chemsrc.com/caspic/179/57948-41-1.png)
![3-Bromo-N-methylimidazo[1,2-a]pyrazin-8-amine structure](https://image.chemsrc.com/caspic/039/117718-82-8.png)
![3-Bromoimidazo[1,2-a]pyrazin-8-amine structure](https://image.chemsrc.com/caspic/322/117718-92-0.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% |