4-(4-Tert-butoxycarbonylpiperazinyl)phenylboronic acid, pinacol ester

• CAS: 470478-90-1
• Catalog Number: ACM470478901
• Category: Boronic Esters
• Molecular Weight: 388.31
• Molecular Formula: C₂₁H₃₃BN₂O₄
• Synonyms: BM295, CC 30039, 4-(4-Boc-piperazinyl)phenylboronic acid pinacol ester, 470478-90-1
• IUPAC Name: tert-butyl 4-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperazine-1-carboxylate
• InChI Key: ZMAVVXGWEHZLDW-UHFFFAOYSA-N
• Boiling Point: 501.7ºC at 760mmHg
• Melting Point: 157ºC
• Flash Point: 257.2ºC
• Density: 1.11g/cm³
• Exact Mass: 388.25300
• H-Bond Acceptor: 5
• H-Bond Donor: 0
• Safety Description: 26-36

Synthetic Use

Upstream Synthesis Route 1

• 73183-34-3
• 352437-09-3

• 470478-90-1

Reference: [1] Patent: WO2017/117393, 2017, A1, . Location in patent: Page/Page column 205; 206

Upstream Synthesis Route 2

• 374930-88-8
• 73183-34-3

• 470478-90-1

Reference: [1] Patent: WO2009/74812, 2009, A1, . Location in patent: Page/Page column 53-54

Downstream Synthesis Route 1

• 470478-90-1

• 158985-25-2

Reference: [1] Journal of Medicinal Chemistry, 2012, vol. 55, # 11, p. 5361 - 5379

Downstream Synthesis Route 2

• 912368-70-8
• 470478-90-1

• 912369-51-8

Reference: [1]Patent: WO2006/106326,2006,A1 .Location in patent: Page/Page column 133-134

Downstream Synthesis Route 3

• 470478-90-1

• 912369-50-7

Reference: [1]Patent: US2018/179183,2018,A1 .Location in patent: Paragraph 1400

Downstream Synthesis Route 4

• 470478-90-1
• 937046-98-5

• 937048-10-7

Reference: [1]Patent: WO2007/56170,2007,A2 .Location in patent: Page/Page column 145-146

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