羟基乙酸

羟基乙酸（C2H4O3）的分子结构、物理性质与来源记录。摩尔质量 76.05 g/mol。查看化学标识、相关反应和材料用途。

化学式
C2H4O3
摩尔质量
76.05 g/mol
Also known as
2-hydroxyacetic acid, hydroxyacetic acid, Hydroxyethanoic acid, Glycollic acid, glycolate, alpha-Hydroxyacetic acid

Identifiers

化学式
C2H4O3
摩尔质量
76.05 g/mol
Also known as
2-hydroxyacetic acid, hydroxyacetic acid, Hydroxyethanoic acid, Glycollic acid, glycolate, alpha-Hydroxyacetic acid
化学标识符
SMILES
C(C(=O)O)O
InChI
InChI=1S/C2H4O3/c3-1-2(4)5/h3H,1H2,(H,4,5)
PubChem CID
757

性质

熔点
MP: 79.5 °C
沸点
100 °C
相对密度（水 = 1）
Relative density (water = 1): 1.49
水中溶解度
Solubility in water: very good

Related compounds

参考文献

  1. PubChem Compound Summary: Glycolic acid (CID 757)National Center for Biotechnology Information · PubChem

    Identity, molecular formula, molecular weight and aliases retrieved via PUG REST on 2026-09-08.

  2. Hazardous Substances Data Bank (HSDB): Glycolic acid — melting pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/757#section=Melting-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Haynes, W.M. (ed.). CRC Handbook of Chemistry and Physics. 94th Edition. CRC Press LLC, Boca Raton: FL 2013-2014, p. 3-284

  3. Hazardous Substances Data Bank (HSDB): Glycolic acid — boiling pointHazardous Substances Data Bank (HSDB)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/757#section=Boiling-Point. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred. Original reference: Haynes, W.M. (ed.). CRC Handbook of Chemistry and Physics. 94th Edition. CRC Press LLC, Boca Raton: FL 2013-2014, p. 3-284

  4. ILO-WHO International Chemical Safety Cards (ICSCs): Glycolic acid — densityILO-WHO International Chemical Safety Cards (ICSCs)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/757#section=Density. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred.

  5. ILO-WHO International Chemical Safety Cards (ICSCs): Glycolic acid — solubilityILO-WHO International Chemical Safety Cards (ICSCs)

    Retrieved through PubChem PUG View on 2026-09-08. https://pubchem.ncbi.nlm.nih.gov/compound/757#section=Solubility. Source value, complete property clause or compact miscibility statement retained; absent pressure, temperature or phase conditions are not inferred.