应用
4-Methoxy-3-buten-2-one is an important precursor for the synthesis of 1-methoxy-3-trimethylsilyloxy-1,3-butadiene and the Danishefsky diene and its equivalent. It is widely used as a reactant in the synthesis of hydroisoquinoline derivatives. It is employed as an intermediate for the synthesis of manzamine.

备注
Keep away from sources of ignition. Keep the container tightly closed in a dry and well-ventilated place.

基本信息

MDL
MFCD00008778

EINECS
225-087-4

分子式
C₅H₈O₂

分子量
100.12

沸点
66-69°/12mm

闪点
63°(145°F)

密度
0.990

折射率
1.4650

灵敏度
Store at -20°C.

形态
Liquid

溶解性
Miscible with tetrahydrofuran, ether, acetonitrile and benzene.

Beilstein
1741053

GHS危害和防范说明

Hazard Statements
H227
Combustible liquid.

Precautionary Statements
P210e-P280a-P370+P378a-P403+P235-P501a
Wear protective gloves and eye/face protection.In case of fire: Use for extinction: CO2, powder or water spray.Store in a well-ventilated place. Keep cool.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

TSCA
否

基本信息

Ref#
15339

MDL
8778

分子式
C5 H8 O2

分子量
100.12

闪点
63

密度
0.98

基本信息

安全信息

图形或危害标志
危险性说明	H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. H332: Harmful if inhaled. 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. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. 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). P330: Rinse mouth. 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 .