296678

(S)-(-)-1,2,4-丁三醇

98%

• 别名: (2S)-(-)-Butane-1,2,4-triol, (S)-(-)-1,2,4-Trihydroxybutane
• 线性分子式: HOCH₂CH₂CH(OH)CH₂OH
• CAS号: 42890-76-6
• 分子量: 106.12
• Beilstein: 1719408
• MDL號碼: MFCD00063213
• 分類程式碼代碼: 12352001
• PubChem物質ID: 24857865
• NACRES: NA.22

属性

• 化驗: 98%
• 光學活性: [α]19/D −28±2, c = 1 in methanol
• 光學純度: ee: 99% (GLC)
• 折射率: n20/D 1.475 (lit.)
• bp: 150 °C/0.04 mmHg (lit.)
• 密度: 1.19 g/mL at 25 °C (lit.)
• SMILES 字串: OCC[C@H](O)CO
• InChI: 1S/C4H10O3/c5-2-1-4(7)3-6/h4-7H,1-3H2/t4-/m0/s1
• InChI 密鑰: ARXKVVRQIIOZGF-BYPYZUCNSA-N

说明

一般說明

(S)-(-)-1,2,4-Butanetriol can be prepared via reduction of (S)-malic acid in the presence of borane-dimethyl sulfide.

應用

(S)-(-)-1,2,4-Butanetriol may be used as a starting material in the enantioselective total syntheses of (+)-azimine and (+)-carpaine.
It can also be used to prepare the following organic building blocks:

• (+)-3,4-epoxy-1-butanol
• (2S,4S)-4-(hydroxymethyl)-2-ferrocenyl-1,3-dioxane
• (S)-1,2,4-triacetoxybutane via acetylation with acetic anhydride
• (S)-1,2,4-tris-(3,5-dinitrobenzoy1oxy)butane via esterification with 3,5-dinitrobenzoyl chloride

安全信息

• 儲存類別代碼: 10 - Combustible liquids
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: 230.0 °F - closed cup
• 閃點（°C）: 110 °C - closed cup
• 個人防護裝備: Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)