| Chemical Name | 2-Methylcyclopentane-1,3-dione |
| CAS Number | 765-69-5 |
| Alfabeta Name | METHYLCYCLOPENTANEDIONE 213---, |
| MDL Number | MFCD00001406 |
| EC Number | 212-153-2 |
| Beilstein Registry Number | 1237255 |
| PubChem Substance ID | 13005 |
| Synonym |
2-Methylcyclopentane-1,3-dione
{LY} 2-Methylcyclopentane-1,3-dione
{} {LY} 2-Methylcyclopentane-1,3-dione
{} {} {LY} 2-Methylcyclopentane-1,3-dione
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{} {} {} {} {LY} 2-Methylcyclopentane-1,3-dione
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{} {} {} {} {} {LY} 2-Methylcyclopentane-1,3-dione
{} {} {} {} {} {} {LY} 2-Methylcyclopentane-1,3-dione
{} {} {} {} {} {} {} {LY} 2-Methylcyclopentane-1,3-dione
{} {} {} {} {} {} {} {} {LY} 2-Methylcyclopentane-1,3-dione
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{} {} {} {} {} {} {} {} {} {} {LY} 2-Methylcyclopentane-1,3-dione
{} {} {} {} {} {} {} {} {} {} {} {LY} 2-Methylcyclopentane-1,3-dione
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| Chemical Name Translation | 2-甲基-1,3-环戊二酮 |
| Reaxys-RN | 1237255 |
| InChIKey | HXZILEQYFQYQCE-UHFFFAOYSA-N |
| LabNetwork Molecule ID | LN00222075 |
| InChI | InChI=1S/C6H8O2/c1-4-5(7)2-3-6(4)8/h4H,2-3H2,1H3 |
| Canonical SMILES | CC1C(CCC1=O)=O |
| Warnings |
IRRITANT |
| WGK Germany | 3 |
| Personal Protective Equipment |
Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
| Hazard Codes |
Xi |
| Safety Statements | |
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
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GHS Symbol
| Precautionary statements | |
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P262 Do not get in eyes, on skin, or on clothing. 不要接触眼睛,皮肤或衣服。
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- P264+P265
- P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
- P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
- P273 Avoid release to the environment. 避免释放到环境中。
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P301+P312
- P301+P317
- P302+P352
- P304+P312
- P304+P340
- P305+P351+P338
- P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适,呼叫解毒中心或医生/医师。
- P317
- P319
- P321 Specific treatment (see … on this label). 具体治疗(见本标签上的)。
- P330 Rinse mouth. 漱口
- P332+P313
- P332+P317
- P337+P313
- P337+P317
- P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
- P362+P364
- P403+P233
- P405 Store locked up. 上锁保管。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
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| Hazard statements | |
- H302 Harmful if swallowed 吞食有害
- H315 Causes skin irritation 会刺激皮肤
- H319 Causes serious eye irritation 严重刺激眼睛
- H320 Causes eye irritation 刺激眼睛
- H332 Harmful if inhaled 吸入有害
- H335 May cause respiratory irritation 可能导致呼吸道刺激
- H402 Harmfultoaquaticlife 对水生生物有害。
- H412 Harmfutoaquaticlifewithlonglastingeffects 对水生生物有害并具有长期影响。
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| Storage condition |
2-8°C
{LY} 2-8°C
{} {LY} 2-8°C
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{ALF} Valuable intermediate for steroid synthesis. For a review, see: Synthesis, 477 (1989). Condensation with methyl vinyl ketone and proline-catalyzed asymmetric aldol cyclization of the product gives a diketone useful in steroid and prostaglandin synthesis: Org. Synth. Coll., 7, 363 (1990):
{ALF}