3,4-Diethoxy-3-cyclobutene-1,2-dione 3,4-二乙氧基-3-环丁烯-1,2-二酮

CAS 5231-87-8 MFCD00001333

化学结构图

5231-87-8
SMILES: CCOc1c(OCC)c(=O)c1=O

化学属性

Mol. FormulaC8H10O4
Mol. Weight170.16
Density1.15
Refractive indexn20/D 1.509(lit.)
Boiling Point95 °C at 0.1 mmHg
Flash Point110°C
TSCANo
Solubility不溶
pH:A
Melting Point13-18 °C

别名和识别编码

Chemical Name3,4-Diethoxy-3-cyclobutene-1,2-dione
CAS Number5231-87-8
Alfabeta NameDIETHOXYCYCLOBUTENEDIONE 34312-----,,
MDL NumberMFCD00001333
EC Number250-023-7
Beilstein Registry Number640626
Synonym 3,4-Diethoxycyclobut-3-ene-1,2-dione {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 3,4-Diethoxycyclobut-3-ene-1,2-dione {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 3,4-Diethoxycyclob
PubChem Substance ID123228
Chemical Name Translation3,4-二乙氧基-3-环丁烯-1,2-二酮
Reaxys-RN640626
InChIKeyDFSFLZCLKYZYRD-UHFFFAOYSA-N
LabNetwork Molecule IDLN00174948
InChIInChI=1S/C8H10O4/c1-3-11-7-5(9)6(10)8(7)12-4-2/h3-4H2,1-2H3
Canonical SMILESC(OC1=C(C(=O)C1=O)OCC)C
信息真实价格透明    资金保障    专业采购外包团队在线服务   
信息真实价格透明    资金保障    专业采购外包团队在线服务   
品牌质保精细包装    现货库存    一流品牌服务   

分类

  • {SNA} Building Blocks, C7 to C8, Carbonyl Compounds, Chemical Synthesis, Ketones, Organic Building Blocks

相关文献及参考

  • For reaction with 1-lithiofuran and thermal rearrangement of the resulting 1-hydroxy-1-furanyl derivative to give, after oxidation, a furanoquinone, see: Org. Synth. Coll., 8, 179 (1993); other examples of annulated quinones are also listed.

安全信息

Warnings IRRITANT
Signal word Danger Warning
GHS Symbol
WGK Germany3
Safety Statements
  • S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾；
  • S24 Avoid contact with skin 避免皮肤接触；
  • 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；
  • 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；
  • S37 Wear suitable gloves 戴适当手套；
  • S37/39 Wear suitable gloves and eye/face protection 穿戴适当的手套和眼睛/面保护；
  • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；
  • S7 Keep container tightly closed 保存在严格密闭容器中；
Risk Statements
  • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
  • R42/43
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。
  • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
  • 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。
  • P272 Contaminated work clothing should not be allowed out of the workplace. 污染的工作服不得带出工作场所。
  • 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。
  • P284 Wear respiratory protection.? 佩戴呼吸保护装置。
  • P285 In case of inadequate ventilation wear respiratory protection. 在通风不足的情况下，戴呼吸防护。
  • P301+P310
  • P302+P350
  • P302+P352
  • P304+P340
  • P304+P341
  • P305+P351+P338
  • P305+P351+P338+P337+P313
  • 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。
  • P321 Specific treatment (see … on this label). 具体治疗（见本标签上的）。
  • P322 Specific measures (see …on this label). 具体治疗（见本标签上的）。
  • P330 Rinse mouth. 漱口
  • P332+P313
  • P333+P313
  • P337+P313
  • P342+P311
  • 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
  • P363 Wash contaminated clothing before reuse. 被污染的衣服洗净后方可重新使用。
  • P403+P233
  • P405 Store locked up. 上锁保管。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
Hazard statements
  • H301 Toxic if swallowed 吞食有毒
  • H312 Harmful in contact with skin 皮肤接触有害
  • H315 Causes skin irritation 会刺激皮肤
  • H317 May cause an allergic skin reaction 可能导致皮肤过敏
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled 吸入可能导致过敏或哮喘症状或呼吸困难
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RTECSGU1772466
Hazard Codes Xn Xn,Xi
Storage condition 2-8°C, protect from light, stored under nitrogen {LY} 2-8°C, protect from light, stored under nitrogen {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitrogen {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light, stored under nitr

其他信息

  • Alfa Aesar:3,4-二乙氧基-3-环丁烯-1,2-二酮,98% 3,4-Diethoxy-3-cyclobutene-1,2-dione, 98%(5231-87-8)
  • MOL 文件:5231-87-8.mol
  • Sigma Aldrich:5231-87-8(sigmaaldrich)
  • 方酸二乙酯价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 D3253 3,4-二乙氧基-3-环丁烯-1,2-二酮 3,4-Diethoxy-3-cyclobutene-1,2-dione 25G 4090元 2014/06/02 D3253 3,4-二乙氧基-3-环丁烯-1,2-二酮 3,4-Diethoxy-3-cyclobutene-1,2-dione 5G 1240元 2010/06/21 RDP00117EA 方酸二乙酯 3,4-diethoxycyclobut-3-ene-1,2-dione 10 GR 1545元
  • 图谱信息:方酸二乙酯(5231-87-8)核磁图( 1 HNMR) 方酸二乙酯(5231-87-8)质谱(MS) 方酸二乙酯(5231-87-8)核磁图( 13 CNMR) 方酸二乙酯(5231-87-8)红外图谱(IR1)
  • TCI Shanghai:3,4-二乙氧基-3-环丁烯-1,2-二酮 3,4-Diethoxy-3-cyclobutene-1,2-dione,>;98.0%(GC)(5231-87-8)
  • Hazard Note:Irritant
  • F:10
  • Acros Organics:3,4-Diethoxy-3-cyclobutene-1,2-dione, 98%(5231-87-8)

系列性分类

  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Reagents
  3. Analytical Reagents for General Use - Analytical Reagents
  4. Puriss p.a. ACS - Analytical Reagents for General Use
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Alkenes 烯烃
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Carbonyl Compounds 羰基化合物
  5. Ketones - Carbonyl Compounds
  6. C7 to C8 - Ketones
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Chemicals by Class 化学分类法
  4. Simple 4-Membered Ring Compounds
  1. Chemical Synthesis 化学合成
  2. Building Blocks 合成砌块
  3. Organic Building Blocks 有机砌块
  4. Carbonyl Compounds 羰基化合物
  5. Ketones 酮
  6. C3 to C6
  1. Analytical & Chromatography 分析化学与色谱
  2. Adsorbents, Filter Aids and Drying Agents
  3. Other Drying Agents

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