1-(Tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

• CAT Number: L040517
• CAS Number: 1003846-21-6
• Molecular Formula: C14H23BN2O3
• Molecular Weight: 278.16
• Purity: ≥95%
• IUPAC Name: 1-(oxan-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
• InChI: InChI=1S/C14H23BN2O3/c1-13(2)14(3,4)20-15(19-13)11-9-16-17(10-11)12-7-5-6-8-18-12/h9-10,12H,5-8H2,1-4H3
• InChIKey: YYSLAWXDXHVRHU-UHFFFAOYSA-N
• SMILES: B1(OC(C(O1)(C)C)(C)C)C2=CN(N=C2)C3CCCCO3

1-(Tetrahydro-2H-pyran-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole（Cat No.:L040517）is a functionalized pyrazole derivative featuring a tetrahydropyranyl (THP) protecting group at the 1-position and a pinacol boronate ester at the 4-position. This compound is commonly used as an intermediate in Suzuki-Miyaura cross-coupling reactions, enabling the formation of C–C bonds in complex molecule synthesis. The THP group stabilizes the nitrogen and offers acid-labile protection during multistep procedures. The boronate ester provides excellent stability and reactivity under mild conditions, making this compound valuable in pharmaceutical development, agrochemical synthesis, and material science applications.