1-Methyl-1H-pyrazole-5-boronic acid

• CAS: 720702-41-0
• Catalog Number: ACM720702410
• Category: Other Products
• Molecular Weight: 125.9
• Molecular Formula: C₄H₇BN₂O₂
• Synonyms: 720702-41-0, 1-METHYL-1H-PYRAZOLE-5-BORONIC ACID, 1-Methylpyrazole-5-boronic acid, (2-methylpyrazol-3-yl)boronic Acid, (1-Methyl-1H-pyrazol-5-yl)-boronic acid, AG-G-83235, 1-Methyl-1H-pyrazol-5-yl-5-boronic acid, ACMC-209oln, SureCN323237, Ambcb4003213, KSC635I9H, CTK5D5493, 2-methylpyrazol-3-ylboronic acid, MolPort-004-962-217, (2-methyl-3-pyrazolyl)boronic acid, ANW-36153, SBB073471, AKOS003585316, 1-Methyl-1H-pyrazole-5-boronic acid,, AM90121
• IUPAC Name: (2-methylpyrazol-3-yl)boronic acid
• Canonical SMILES: B(C1=CC=NN1C)(O)O
• InChI Key: MGNBKNBEZGLHNF-UHFFFAOYSA-N
• Boiling Point: 323ºC at 760 mmHg
• Flash Point: 149.1ºC
• Density: 1.23 g/cm³
• Exact Mass: 126.06000
• H-Bond Acceptor: 3
• H-Bond Donor: 2

Synthetic Use

Upstream Synthesis Route 1

• 930-36-9

• 720702-41-0

Reference: [1] Patent: WO2005/12254, 2005, A1, . Location in patent: Page/Page column 101

Upstream Synthesis Route 2

• 930-36-9
• 5419-55-6

• 720702-41-0

Reference: [1] Patent: WO2012/168817, 2012, A1, . Location in patent: Page/Page column 44-45

Upstream Synthesis Route 3

• 930-36-9
• 121-43-7

• 720702-41-0

Reference: [1] Bioorganic and Medicinal Chemistry, 2013, vol. 21, # 1, p. 196 - 204

Upstream Synthesis Route 4

• 930-36-9

• 720702-41-0

Reference: [1]Patent: WO2005/12254,2005,A1 .Location in patent: Page/Page column 101

Downstream Synthesis Route 1

• 839715-01-4
• 720702-41-0

• 839715-02-5

Reference: [1]Patent: WO2008/27483,2008,A1 .Location in patent: Page/Page column 50

* For details of the synthesis route, please refer to the original source to ensure accuracy.