19444-84-9
中文名稱
2-羥基-丁酸酮
英文名稱
ALPHA-HYDROXY-GAMMA-BUTYROLACTONE
CAS
19444-84-9
分子式
C4H6O3
MDL 編號
MFCD00134268
分子量
102.09
MOL 文件
19444-84-9.mol
更新日期
2026/02/25 15:04:22
19444-84-9 結構式
基本信息
中文別名
2-羥基-丁酸酮(±)-α-羥基-γ-丁內酯
2-羥基-γ-丁內酯
英文別名
2-HYDROXY-GAMMA-BUTYROLACTONE3-HYDROXYTETRAHYDROFURAN-2-ONE
AKOS 224
ALPHA-HYDROXY-GAMMA-BUTYROLACTONE
DIHYDRO-3-HYDROXY-2(3H)-FURANONE
4,5-Dihydro-3-hydroxy-2(3H)-furanone
α-Hydroxy-γ-butyrolactone
4,5-Dihydroxy-3-hydroxy-2(3H)-furanone
ALPHA-HYDROXY-GAMMA-BUTYROLACTONE, TECH.
a-Hydroxy-g-butyrolactone
2-Hydroxytetrahydrofuran-2-one
2-Hydroxybutyrolactone.
α-Hydroxy-gama-butyrolactone, GC 99%
2-HYDROXY-GAMMA-BUTYROLACTONE 99%
2-Hydroxy-G-Butyrolactone
3-Hydroxy-4,5-dihydro-2(3H)-furanone
3-Hydroxy-4,5-dihydrofuran-2(3H)-one
3-Hydroxydihydrofuran-2(3H)-one
3-Hydroxyoxolane-2-one
所屬類別
化學試劑：內酯類化合物物理化學性質
沸點133 °C10 mm Hg(lit.)
密度1.309 g/mL at 25 °C(lit.)
折射率n20/D 1.468(lit.)
閃點>230 °F
儲存條件Inert atmosphere,Room Temperature
溶解度氯仿（微溶）、甲醇（微溶）
酸度系數(pKa)13.07±0.20(Predicted)
形態(tài)粘稠液體
顏色透明無色至黃色
BRN80587
InChIInChI=1S/C4H6O3/c5-3-1-2-7-4(3)6/h3,5H,1-2H2
InChIKeyFWIBCWKHNZBDLS-UHFFFAOYSA-N
SMILESO1CCC(O)C1=O
LogP-1.830 (est)
安全數據
警示詞警告
危險性描述H315-H319-H335
危險品標志Xi
危險類別碼36/37/38
安全說明S23-S24/25
WGK Germany3
F3-10
REACH 注冊登記Active
海關編碼29322090
存儲類別10 - Combustible liquids
知名試劑公司產品信息
Acros Organics
2-羥基-丁酸酮2-Hydroxy-gamma-butyrolactone, 99%(19444-84-9)
Sigma Aldrich
19444-84-9(sigmaaldrich)