CAS 21983-72-2; 3,3-dimethoxy-2-butanone

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产品名称

规格

包装、参考价格

详情

D808305

MACKLIN

3,3-二甲氧基-2-丁酮

98%

33元/1g; 140元/5g; 641元/25g;

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储存：室温
状态：黄色无色液体
折射率：n20/D 1.407(lit.)

343552

Sigma-Aldrich

3,3-Dimethoxy-2-butanone

98%

2546.81元/25 G;

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产品说明

一般描述

3,3-Dimethoxy-2-butanone is a biacetyl monoketal.

应用

3,3-Dimethoxy-2-butanone may be used as starting reagent in the synthesis of 6-acety1-l,2-dihydro-2-oxo-3-pyridinecarboxylic acid. It may be used in the preparation of 4,4-dimethoxy-3-oxo-1-phenyl-1-pentene.

包装

25 g in glass bottle

基本信息

线性分子式	CH₃C(OCH₃)₂COCH₃
分子量	132.16
MDL编号	MFCD00075266
PubChem化学物质编号	24861174
NACRES	NA.22

产品性质

测定	98%
折射率	n20/D 1.407 (lit.)
bp	145-146 ℃ (lit.)
密度	0.987 g/mL at 25 ℃ (lit.)
SMILES string	COC(C)(OC)C(C)=O
InChI	1S/C6H12O3/c1-5(7)6(2,8-3)9-4/h1-4H3
InChI key	UFQBSPGKRRSATO-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H226
危险分类	Flam. Liq. 3
储存分类代码	3 - Flammable liquids
WGK	WGK 3
闪点(F)	113.0 °F - closed cup
闪点(C)	45 ℃ - closed cup
个人防护装备	Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

069302

Fluorochem

3,3-Dimethoxybutan-2-one

95%

220元/1g; 1276元/10g; 3146元/25g;

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基本信息

CAS Number	21983-72-2
MDL Number	MFCD00075266
Boiling Point	145 - 146 ℃
Density	0.987

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.