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CAS: 98190-85-3
分子式: C5H9BrO2
分子量: 181.03
英文名称: 
(-)-methyl (S)-3-bromo-2-methylpropio-nate
(S)-3-bromo-2-methyl-propionic acid methyl ester
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储存:室温,干燥
状态:无色到浅黄色液体
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基本信息

纯度/分析方法>97.0%(GC)
分子式/分子量C5H9BrO2 = 181.03
外观与形状(20℃)液体
Reaxys-RN1720832
PubChem物质ID87565008
MDL编号MFCD00064487

技术规格

AppearanceColorless to Almost colorless clear liquid
Purity(GC)min. 97.0 %
Optical purity(GC)min. 99.0 ee%
Specific rotation [a]20/D-13.0 to -19.0 deg(neat)

物性(参考值)

闪点73 ℃
比重1.43
比旋光度 [α]D-16° (neat)
折射率1.46

安全信息

图形或危害标志
信号词警告
危险性说明H315 : 造成皮肤刺激。
H319 : 造成严重眼刺激。
H227 : 可燃液体。
防范说明P501 : 将内装物/容器送到批准的废物处理厂处理。
P210 : 远离热源/火花/明火/热表面。禁止吸烟。
P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/戴防护眼罩/戴防护面具。
P302 + P352 : 如皮肤沾染:用水充分清洗。
P370 + P378 : 火灾时:使用干砂、干粉或抗醇泡沫灭火。
P337 + P313 : 如仍觉眼刺激:求医/就诊。
P305 + P351 + P338 : 如进入眼睛:用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出,取出隐形眼镜。继续冲洗。
P362+P364 : 脱掉沾污的衣服,清洗后方可重新使用。
P332 + P313 : 如发生皮肤刺激:求医/就诊。
P403 + P235 : 存放在通风良好的地方。保持低温。
324922Sigma-Aldrich(-)-Methyl (S)-3-bromo-2-methylpropionate97%751.05元/5 G;   咨询

产品说明

应用

(−)-Methyl (S)-3-bromo-2-methylpropionate can be used:

  • As a reference substrate in the alkylation reactions of vitamin B12 derivatives.
  • As a starting material in the preparation of biologically significant 3-[(2H-1,2,4-benzothiadiazine-1,1-dioxide-3-yl)thio]-2-methylpropanoic acids.

包装

5 g in glass bottle

基本信息

线性分子式BrCH2CH(CH3)CO2CH3
分子量181.03
Beilstein1720832
MDL编号MFCD00064487
PubChem化学物质编号24859479
NACRESNA.22

产品性质

测定97%
旋光性[α]20/D −23 to −16°, c = 5 neat
光学纯度ee: 99% (GLC)
折射率n20/D 1.455 (lit.)
bp97.5-98.5 ℃/62 mmHg (lit.)
密度1.422 g/mL at 25 ℃ (lit.)
SMILES stringCOC(=O)[C@H](C)CBr
InChI1S/C5H9BrO2/c1-4(3-6)5(7)8-2/h4H,3H2,1-2H3/t4-/m1/s1
InChI keyFKWNAVCXZSQYTA-SCSAIBSYSA-N

安全信息

象形图GHS07
警示用语:Warning
危险声明H315 - H319 - H335
预防措施声明P302 + P352 - P305 + P351 + P338
危险分类Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官Respiratory system
储存分类代码10 - Combustible liquids
WGKWGK 3
闪点(F)163.4 °F - closed cup
闪点(C)73 ℃ - closed cup
个人防护装备Eyeshields, Gloves, type ABEK (EN14387) respirator filter
547190FluorochemMethyl (S)-3-bromo-2-methylpropanoate97%1078元/250mg;   2508元/1g;   7568元/5g;   咨询

基本信息

CAS Number98190-85-3
MDL NumberMFCD00064487
Density1.422

安全信息

图形或危害标志
危险性说明 H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
防范说明 P233: Keep container tightly closed.
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 .
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing..
P304 + P340: IF INHALED: 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 relevant procedures. 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.
P362: Take off contaminated clothing and wash before reuse.
P403: Store in a well-ventilated place.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
P405: Store locked up.
P501: Dispose of contents/container to in accordance with local regulation .
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