2-Bromo-5-nitrothiophene 2-溴-5-硝基噻吩
CAS 13195-50-1 MFCD00022493
化学结构图
SMILES: [O-][N+](=O)C1=CC=C(Br)S1
化学属性
| Mol. Formula | C4H2BrNO2S |
|---|---|
| Mol. Weight | 208 |
| Melting Point | 44-48 |
| TSCA | No |
| Boiling Point | 235-237° |
| Density | 1.422 |
别名和识别编码
| Chemical Name | 2-Bromo-5-nitrothiophene |
|---|---|
| MDL Number | MFCD00022493 |
| PubChem Substance ID | 24878772 |
| CAS Number | 13195-50-1 |
| EC Number | 236-155-8 |
| Beilstein Registry Number | 120955 |
| Synonym | 2-溴-5-硝基噻吩 |
| Chemical Name Translation | 2-溴-5-硝基噻吩 |
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分类
- Building Blocks, C4 to C6, Chemical Synthesis, Halogenated Heterocycles, Heterocyclic Building Blocks, Thiophenes
- {SNA} Building Blocks, C4 to C6, Chemical Synthesis, Halogenated Heterocycles, Heterocyclic Building Blocks, Thiophenes
相关文献及参考
- Undergoes vicarious nucleophilic substitution of hydrogen at the 4-position; e.g., with chloromethyl phenyl sulfone and base, 2-bromo-5-nitro-4-(phenylsulfonylmethyl)thiophene is formed in 92% yield: Tetrahedron, 51, 8339 (1995). For an analogous example and reaction scheme, see 2-Nitrothiophene, A17464.
- For a review of vicarious nucleophilic substitution in heterocyclic compounds, see: Synthesis, 103 (1991).
安全信息
GHS Symbol
- H315 Causes skin irritation 会刺激皮肤
- H319 Causes serious eye irritation 严重刺激眼睛
- H335 May cause respiratory irritation 可能导致呼吸道刺激
- S36 Wear suitable protective clothing 穿戴适当的防护服；
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
- S37 Wear suitable gloves 戴适当手套；
- S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护；
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
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