4-Methyl-2-oxopentanoic acid 4-甲基-2-氧代戊酸

CAS 816-66-0 MFCD00066204

化学结构图

816-66-0
SMILES: CC(C)CC(=O)C(=O)O

化学属性

Mol. FormulaC6H10O3
Mol. Weight130.14
Refractive index1.4280 to 1.4320
Boiling Point82-83°C at 760 mmHg
Density1.055 g/mL at 20 °C(lit.)
Melting Point8-10°C

别名和识别编码

Chemical Name4-Methyl-2-oxopentanoic acid
MDL NumberMFCD00066204
CAS Number816-66-0
Synonym 4-Methyl-2-oxopentanoic acid {LY} 4-Methyl-2-oxopentanoic acid {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 4-Methyl-2-oxopentanoic acid {} {} {} {} {} {} {} {} {} {} {} {
PubChem Substance ID70
EC Number212-435-5
Beilstein Registry Number1701823
Reaxys-RN1701823
Chemical Name Translation4-甲基-2-氧代戊酸
LabNetwork Molecule IDLN01742869
InChIInChI=1S/C6H10O3/c1-4(2)3-5(7)6(8)9/h4H,3H2,1-2H3,(H,8,9)
Canonical SMILESCC(C)CC(C(O)=O)=O
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分类

  • {SNA} Building Blocks, C6, Carbonyl Compounds, Carboxylic Acids, Chemical Synthesis, Organic Building Blocks
  • {Chemicalbook} 食品添加剂: 食用香料（增香剂）: 天然等同香料和人造香

产品应用

  • 酮亮氨酸钙的中间体。

相关文献及参考

  • Beilstein: 3,III,1237
  • [1]. Yudkoff M, et al. Brain amino acid requirements and toxicity: the example of leucine. J Nutr. 2005 Jun;135(6 Suppl):1531S-8S.

安全信息

GHS Symbol
WGK Germany3
Hazard statements
  • H227 Combustible liquid 可燃液体
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
Personal Protective Equipment Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Precautionary statements
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/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。
  • 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+P330+P331
  • P301+P330+P331+P310
  • P303+P361+P353
  • P304+P340
  • P305+P351+P338
  • P305+P351+P338+P310
  • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
  • P321 Specific treatment (see … on this label). 具体治疗（见本标签上的）。
  • P363 Wash contaminated clothing before reuse. 被污染的衣服洗净后方可重新使用。
  • P370+P378
  • P405 Store locked up. 上锁保管。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
Signal word Danger
Hazard Codes C
Safety Statements
  • 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；
  • 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；
  • 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）；
Risk Statements
  • R34 Causes burns 会导致灼伤
UN Number 3265 UN 3265 8/PG 3
Packing GroupIII
Hazard Class8
Storage condition 2-8°C, protect from light {LY} 2-8°C, protect from light {} {LY} 2-8°C, protect from light {} {} {LY} 2-8°C, protect from light {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2-8°C, protect from light {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}

其他信息

  • 参考质量标准:FAO/WHO，1999 含量(GT-10-4) ≥99% 折射率(n D 20 ) 1.432～1.442 相对密度(d 25 25 ) 1.053～1.058
  • F:3-9-13
  • MOL 文件:816-66-0.mol
  • 使用限量:FEMA(mg/kg)：无醇饮料0.05～5.0；含醇饮料、调味品、糖食、糖霜、水果冰品、调味汁、果酱、果冻，l.0～5.0；干酪、乳制品、汤品、甜沙司，1.0～10；胶姆糖、油脂、凝胶制品、布丁、代乳品、代糖品，0.5～5.0；冷饮0.5～10；硬糖0.1～5.0；速溶咖啡和茶、加工蔬菜、加工水果，0.1～1.0；软糖0.3～3.0；调味香料50～100。
  • 用途一:酮亮氨酸钙的中间体。
  • 4-甲基-2-氧代戊酸价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 K0025 4-甲基-2-氧代戊酸 4-Methyl-2-oxovaleric Acid 5G 1150元
  • Sigma Aldrich:816-66-0(sigmaaldrich)
  • TCI Shanghai:4-甲基-2-氧代戊酸 4-Methyl-2-oxovaleric Acid,>;95.0%(GC)(T)(816-66-0)
  • 毒性:GRAS(FEMA)。

系列性分类

  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. Carboxylic Acids - Carbonyl Compounds
  6. C6 - Carboxylic Acids
  1. Medical Research Areas
  2. Metabolism
  3. Endogenous Metabolite  (内源性代谢物)

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