基本信息

安全信息

图形或危害标志
提示语	Warning
危险说明	H226 H315 H319 H335
防范说明	P261 P280 P302+P352 P280 P305+P351+P338
UN号码	1993
危险分类	3
包装等级	III
TSCA	否

应用
2-Butynal diethyl acetal is used as pharmaceutical intermediates.

备注
Incompatible with oxidizing agents. Store in a cool, dry conditions in well sealed container.

基本信息

MDL
MFCD00009274

分子式
CH₃C≡CCH(OCH₂CH₃)₂

分子量
142.20

沸点
65-67°/12mm

闪点
56°(133°F)

密度
0.898

折射率
1.4260

灵敏度
Ambient temperatures.

溶解性
Not miscible in water.

Beilstein
1702075

GHS危害和防范说明

GHS符号

Hazard Statements
H226
Flammable liquid and vapour.

Precautionary Statements
P210-P280a-P240-P241-P303+P361+P353-P501a
Keep away from heat/sparks/open flames/hot surfaces. - No smoking.Wear protective gloves and eye/face protection.Ground/bond container and receiving equipment.Use explosion-proof electrical/ventilating/lighting/ equipment.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

TSCA
否

基本信息

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. 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 . 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. 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. 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.