- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: 2,5-Dibromopyrazine
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Zhejiang Hangyu API Co., Ltd
- China
- Product Name: 2,5-Dibromopyrazine
- Price: ￥Inquiry/1kg
- Purity: 99.5%
- Stocking Period: Inquiry
- Contact: Vinnie
- Henan Tianfu Chemical Co., Ltd.
- China
- Product Name: 2,5-Dibromopyrazine
- Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
- Purity: 99.0%
- Stocking Period: Inquiry
- Contact: Anson
23229-26-7
23229-26-7 structure
- Name: 2,5-Dibromopyrazine
- Chemical Name: 2,5-Dibromopyrazine
- CAS Number: 23229-26-7
- Molecular Formula: C4H2Br2N2
- Molecular Weight: 237.880
- Catalog: Pharmaceutical intermediate Heterocyclic compound Pyrazines
- Create Date: 2018-05-17 08:00:00
- Modify Date: 2024-01-06 22:09:14
| Name | 2,5-Dibromopyrazine |
|---|---|
| Synonyms |
3,6-Dibromopyrazine
PYRAZINE,2,5-DIBROMO 2,5-Dibrom-pyrazin 2-5-dibromopyrazine 2,5-bis(bromanyl)pyrazine Pyrazine, 2,5-dibromo- 2,5-Dibromopyrazine 2,4-DICHLOROBENZYL BROMIDE 2,5-bisbromopyrazine |
| Density | 2.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 234.0±35.0 °C at 760 mmHg |
| Melting Point | 45.0 to 49.0 °C |
| Molecular Formula | C4H2Br2N2 |
| Molecular Weight | 237.880 |
| Flash Point | 95.3±25.9 °C |
| Exact Mass | 235.858459 |
| PSA | 25.78000 |
| LogP | 1.86 |
| Vapour Pressure | 0.1±0.4 mmHg at 25°C |
| Index of Refraction | 1.616 |
| Storage condition | 0-10°C |
| Hazard Codes | Xi: Irritant; |
|---|---|
| Risk Phrases | 22-36/37/38 |
| Safety Phrases | 26-36/37/39 |
| HS Code | 2933990090 |
|
~%
23229-26-7 |
| Literature: Journal of the American Chemical Society, , vol. 71, p. 2798 |
|
~%
23229-26-7 |
| Literature: US2524431 , ; US2540476 , ; |
|
~%
23229-26-7 |
| Literature: US2573268 , ; |
| Precursor 3 | |
|---|---|
| DownStream 8 | |
| 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% |