rac-2-​Butene-​1,​4-​diol

• CAT Number: R033309
• CAS Number: 110-64-5
• Molecular Formula: C₄H₈O₂
• Molecular Weight: 88.11
• Purity: ≥95%
• Synonyms: rac-1,4-Dihydroxy-2-butene; rac-1,4-Dihydroxybutene; rac-NSC 1260; rac-NSC 976
• Storage: -20°C
• IUPAC Name: but-2-ene-1,4-diol
• InChI: InChI=1S/C4H8O2/c5-3-1-2-4-6/h1-2,5-6H,3-4H2
• InChIKey: ORTVZLZNOYNASJ-UHFFFAOYSA-N
• SMILES: C(C=CCO)O

rac-2-Butene-1,4-diol(CAT: R033309) is an unsaturated diol featuring a butene backbone with hydroxyl groups at the 1 and 4 positions. As a racemic mixture, it contains both (E)- and (Z)-isomers, making it a valuable intermediate in organic synthesis. Its dual alcohol functionality enables diverse reactivity, including esterification, ether formation, and polymerization, while the carbon-carbon double bond offers opportunities for functional group transformations. Commonly used in the preparation of polyesters, resins, and pharmaceutical intermediates, rac-2-butene-1,4-diol is a key building block for fine chemicals and materials development.