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CAS: 3952-66-7
分子式: C5H8O3
分子量: 116.11
英文名称: 
methyl 2-ketobutyrate
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货号品牌产品名称规格包装、参考价格详情
D850977MACKLIN2-氧代丁酸甲酯95%150元/1g;   499元/5g;   855元/10g;   1565元/25g;   5155元/100g;   展开
储存:室温,干燥
状态:无色到浅黄色澄清液体
M2369TCIMethyl 2-Oxobutyrate>97.0%(GC)1250元/25G;   展开

基本信息

纯度/分析方法>97.0%(GC)
分子式/分子量C5H8O3 = 116.12
外观与形状(20℃)液体
Reaxys-RN1749847
PubChem物质ID253661377
MDL编号MFCD03093092

技术规格

AppearanceColorless to Light yellow clear liquid
Purity(GC)min. 97.0 %

物性(参考值)

熔点-47 ℃
沸点155 ℃
闪点50 ℃
比重1.07
折射率1.41

安全信息

图形或危害标志
信号词警告
危险性说明H226 : 易燃液体和蒸气。
防范说明P501 : 将内装物/容器送到批准的废物处理厂处理。
P240 : 容器和装载设备接地/等势联接。
P210 : 远离热源/火花/明火/热表面。禁止吸烟。
P233 : 保持容器密闭。
P243 : 采取防止静电放电的措施。
P241 : 使用防爆的电气/通风/照明设备。
P242 : 只能使用不产生火花的工具。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P370 + P378 : 火灾时:使用干砂、干粉或抗醇泡沫灭火。
P303 + P361 + P353 : 如皮肤(或头发)沾染:立即脱掉所有沾污的衣物。用水清洗皮肤/淋浴。
P403 + P235 : 存放在通风良好的地方。保持低温。

运输信息

UN编号UN1993
类别3
包装类别 III
监管条件代码(*)
713309Sigma-AldrichMethyl 2-oxobutanoate95%1419.59元/25 G;   4869.15元/100 G;   23283.3元/500 G;   展开

产品说明

应用

2-氧代丁酸甲酯可以作为起始原料:

  • 以丙基膦酸酐为原料,经芳基肼Fischer吲哚化反应合成吲哚衍生物
  • 用于合成(−)-苦毒宁,天然产物,神经毒性倍半萜。
  • 制备phalarine的核心结构,多年生草本植物。

包装

100, 500 g in glass bottle

基本信息

经验(实验)分子式C5H8O3
分子量116.12
Beilstein1749847
MDL编号MFCD03093092
PubChem化学物质编号329763189
NACRESNA.22

产品性质

质量水平100
测定≥95.0% (GC)
95%
杂质≤1.0% water
SMILES stringCCC(=O)C(=O)OC
InChI1S/C5H8O3/c1-3-4(6)5(7)8-2/h3H2,1-2H3
InChI keyXPIWVCAMONZQCP-UHFFFAOYSA-N

安全信息

象形图GHS06GHS08
警示用语:Danger
危险声明H301 - H334 - H412
预防措施声明P273 - P301 + P310 + P330
危险分类Acute Tox. 3 Oral - Aquatic Chronic 3 - Resp. Sens. 1
储存分类代码3 - Flammable liquids
WGKWGK 3
闪点(F)122.0 °F
闪点(C)50 ℃
个人防护装备Eyeshields, Gloves, type ABEK (EN14387) respirator filter
208661FluorochemMethyl 2-oxobutanoate95%3564元/25g;   展开

基本信息

CAS Number3952-66-7
MDL NumberMFCD03093092
Density1

安全信息

图形或危害标志
危险性说明 H226: Flammable liquid and vapour.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H334: May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H335: May cause respiratory irritation.
防范说明 P210: Keep away from – No smoking.
P233: Keep container tightly closed.
P240: Ground/bond container and receiving equipment.
P241: Use explosion-proof ./ equipment.
P242: Use only non-sparking tools.
P243: Take precautionary measures against static discharge.
P260: Do not breathe .
P261: Avoid breathing
P264: Wash hands thoroughly after handling.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear .
P285: In case of inadequate ventilation wear respiratory protection.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P303 + P361 + P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
P304: IF INHALED: .
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P304 + P341: IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P312: Call a POISON CENTER or doctor/physician if you feel unwell.
P321: Specific treatment (see . on this label).
P332 + P313: If skin irritation occurs: Get medical advice/ attention.
P337 + P313: If eye irritation persists: Get medical advice/attention.
P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P342 + P311: If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician.
P362: Take off contaminated clothing and wash before reuse.
P370 + P378: In case of fire: Use sand, CO2 or extinguishing powder for extinction.
P403: Store in a well-ventilated place.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
P403 + P235: Store in a well-ventilated place. Keep cool.
P405: Store locked up.
P501: Dispose of contents/container to local regulations.
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