380067

4,4-二甲氧基-2-丁酮

technical grade, ≥90%

• 同義詞: 3-氧代丁醛二甲缩醛, 3-丁酮乙酰乙醛二甲缩醛, 4,4-二甲氧基-2-丁酮, 乙酰乙醛缩二甲醇
• 線性公式: CH₃COCH₂CH(OCH₃)₂
• CAS號碼: 5436-21-5
• 分子量：: 132.16
• Beilstein: 1702372
• EC號碼: 226-605-1
• MDL號碼: MFCD00008789
• 分類程式碼代碼: 12352100
• PubChem物質ID: 24863716
• NACRES: NA.22

屬性

• 等級: technical grade
• 化驗: ≥90%
• 形狀: liquid
• 折射率: n20/D 1.414 (lit.)
• bp: 70-73 °C/20 mmHg (lit.)
• 密度: 0.996 g/mL at 25 °C (lit.)
• 官能基: acetal; ether; ketone
• SMILES 字串: COC(CC(C)=O)OC
• InChI: 1S/C6H12O3/c1-5(7)4-6(8-2)9-3/h6H,4H2,1-3H3
• InChI 密鑰: PJCCSZUMZMCWSX-UHFFFAOYSA-N

描述

一般說明

4,4-Dimethoxy-2-butanone (Acetylacetaldehyde dimethylacetal) is a ketone.

應用

4,4-Dimethoxy-2-butanone (β-ketobutyracetal) may be used in the preparation of:

• (R)-4,4-dimethoxy-2-butanol[1]
• pyrazoles and pyrimidines[2]
• [7,16-dihydro- 6,15( 17)-dimetbyldibenzo[b,i]-[1,4,8,11]tetrilazacyclotetradecinato-N⁵,N⁹,N¹⁴,N¹⁸]nickel{II)[3]

4,4-Dimethoxy-2-butanone (Acetylacetaldehyde dimethylacetal) may be used in the preparation of N,N-diethyl-[2-(4-fluorophenyl)-5-methylpyrazolo[1,5-a]-pyrimidin-3-yl]acetamide[4] and acetoacetaldehyde.[5]

安全資訊

• 象形圖: GHS02
• 訊號詞: Warning
• 危險聲明: H226
• 防範說明: P210 - P233 - P240 - P241 - P242 - P243
• 危險分類: Flam. Liq. 3
• 儲存類別代碼: 3 - Flammable liquids
• 水污染物質分類（WGK）: WGK 2
• 閃點（°F）: 134.6 °F - closed cup
• 閃點（°C）: 57 °C - closed cup
• 個人防護裝備: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter