反式-4-溴-2-丁烯酸甲酯
Methyl trans-4-bromo-2-butenoate
产品价格
| 产品编号 | 品牌 | 包装单位 | 单价(元) | 现货 |
| 3112982 | Sigma-Aldrich | 25 ML | 3580 | 请咨询 |
| 3112982 | Sigma-Aldrich | 5 ML | 1131 | 请咨询 |
结构式
 |
基本信息
| Linear Formula【线性分子式】 | BrCH2CH=CHCOOCH3 |
| Molecular weight | 179.01 |
| Beilstein | 1745755 |
| MDL number | MFCD00000246 |
| PubChem Substance ID【PubChem化学物质编号】 | 57647572 |
| Application【应用】 | Methyl trans-4-bromo-2-butenoate (Methyl 4-bromocrotonate) was used in the synthesis of highly substituted benzoxepines or benzopyrans and L-α-amino [4,5-3H]adipic acid. |
产品性质
| Quality Level【质量水平】 | 100 |
| grade【等级】 | technical |
| Assay【测定】 | ≥90% (GC) |
| contains【包含】 | silver wool as stabilizer |
| impurities【杂质】 | ~3% methyl cis-4-bromo-2-butenoate |
| refractive index【折射率】 | n |
| bp | 70 ℃/0.03 mmHg (lit.) |
| density | 1.498 g/mL at 20 ℃ (lit.) |
| storage temp.【储存温度】 | 2-8℃ |
| SMILES string | COC(=O)\C=C\CBr |
| InChI | 1S/C5H7BrO2/c1-8-5(7)3-2-4-6/h2-3H,4H2,1H3/b3-2+ |
| InChI key | RWIKCBHOVNDESJ-NSCUHMNNSA-N |
| packaging【包装】 | 5, 25 mL in glass bottle |
安全信息
| Pictograms【象形图】 | GHS07 |
| Signal word【警示用语：】 | Warning |
| Hazard Statements | H315 - H319 - H335 |
| Precautionary Statements | P302 + P352 - P305 + P351 + P338 |
| Hazard Classifications【危险分类】 | Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 |
| Target Organs【靶器官】 | Respiratory system |
| Storage Class Code【储存分类代码】 | 10 - Combustible liquids |
| WGK | WGK 3 |
| Flash Point(F)【闪点(F)】 | 197.6 °F |
| Flash Point(C)【闪点(C)】 | 92 ℃ |
| Personal Protective Equipment【个人防护装备】 | Eyeshields, Gloves, type ABEK (EN14387) respirator filter |