CAS 74181-34-3; 2,2-dimethyl-1,3-dioxan-5-one

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货号

品牌

产品名称

规格

包装、参考价格

D836732

MACKLIN

2,2-二甲基-1,3-二恶烷-5-酮

97%

20元/100mg; 29元/250mg; 160元/5g; 277元/10g; 692元/25g;

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储存：2-8°C, 惰性气体

D2397

TCI

2,2-Dimethyl-1,3-dioxan-5-one

>97.0%(GC)

560元/1G; 2405元/5G;

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基本信息

纯度/分析方法	>97.0%(GC)
分子式/分子量	C₆H₁₀O₃ = 130.14
外观与形状(20℃)	液体
储存温度	0-10℃
储存在惰性气体下	存放于惰性气体之中
应避免的情况	空气,湿气 (吸湿),加热
Reaxys-RN	3601933
PubChem物质ID	87568827
MDL编号	MFCD00671514

技术规格

Appearance	Colorless to Light yellow to Light orange clear liquid
Purity(GC)	min. 97.0 %

物性(参考值)

沸点	67 ℃/20 mmHg
闪点	56 ℃
比重	1.09
折射率	1.43

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(*)

423403

J&K

2,2-Dimethyl-1,3-dioxan-5-one

90%

390元/250MG; 1560元/1G;

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基本信息

分子式	C₆H₁₀O₃
分子量	130.14
沸点	40-46
折光率(n20D)	1.4315
MDL编码	MFCD00671514
Beilstein	3601933
存储条件	Store at 2-8℃

安全信息

图形或危害标志
提示语	Warning
危险说明	H226
防范说明	P210 P233 P241 P280 P303+P361+P353 P403+P235 P501
UN号码	1993
危险分类	3
包装等级	III
WGK	3
TSCA	否

L20177

Alfa Aesar

2,2-Dimethyl-1,3-dioxan-5-one

tech. 90%

1164元/250mg; 3582元/1g;

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应用
2,2-Dimethyl-1,3-dioxan-5-one is used in the preparation of 2,2-dimethyl-[1,3]dioxan-5-ol by reducing with lithium aluminum hydride. It is also used in the annulation of bete-(hetero)aryl-alfa-nitro-alfa,beta-enals.

备注
Incompatible with oxidizing agents. Air, moisture and heat sensitive.

基本信息

MDL
MFCD00671514

分子式
C₆H₁₀O₃

分子量
130.15

沸点
40-46°/14mm

折射率
1.4315

灵敏度
Store at -20°C. Moisture Sensitive. Air Sensitive. Store under Argon. Store under Nitrogen.

形态
Liquid

溶解性
Miscible with water and most organic solvents.

Beilstein
3061933

安全信息

TSCA
否

215637

Fluorochem

2,2-Dimethyl-1,3-dioxan-5-one

95%

1386元/1g; 4312元/5g; 15906元/25g;

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基本信息

CAS Number	74181-34-3
MDL Number	MFCD00671514
Density	1.09

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.