1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester

Modify Date: 2025-08-25 14:10:33

1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester Structure
1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester structure
Common Name 1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester
CAS Number 1233526-60-7 Molecular Weight 262.15600
Density N/A Boiling Point 385.9°C at 760 mmHg
Molecular Formula C14H23BN2O2 Melting Point 40-44°C
MSDS N/A Flash Point N/A

 Names

Name 1-cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 385.9°C at 760 mmHg
Melting Point 40-44°C
Molecular Formula C14H23BN2O2
Molecular Weight 262.15600
Exact Mass 262.18500
PSA 36.28000
LogP 2.29740
InChIKey OCBNABJVDPSMQY-UHFFFAOYSA-N
SMILES CC1(C)OB(c2cnn(C3CCCC3)c2)OC1(C)C

 Safety Information

Hazard Codes Xn
HS Code 2934999090

 Synthetic Route

~48%

1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester Structure

1-Cyclopentyl-1...

CAS#:1233526-60-7

Literature: ORION CORPORATION; LINNANEN, Tero; WOHLFAHRT, Gerd; NANDURI, Srinivas; UJJINAMATADA, Ravi; RAJAGOPALAN, Srinivasan; MUKHERJEE, Subhendu Patent: WO2013/53983 A1, 2013 ; Location in patent: Page/Page column 48 ;

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1-Cyclopentyl-1H-pyrazole-4-boronic acid pinacol ester Structure

1-Cyclopentyl-1...

CAS#:1233526-60-7

Literature: GLAXO GROUP LIMITED; Atkinson, Francis Louis; Atkinson, Stephen John; Barker, Michael David; Douault, Clement; Garton, Neil Stuart; Liddle, John; Patel, Vipulkumar Kantibhai; Preston, Alexander G.; Shipley, Tracy Jane; Wilson, David Matthew; Watson, Robert J. Patent: US2014/5188 A1, 2014 ; Location in patent: Paragraph 0571; 0572; 0573 ;

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

1-Cyclopentyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
1-CYCLOPENTYL-1H-PYRAZOLE-4-BORONIC ACID PINACOL ESTER
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