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1-Ethylpyrazole-4-Boronic Acid Pinacol Ester

CAS: 847818-70-6 | C11H19BN2O2

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 847818-70-6
Molecular Formula: C11H19BN2O2
Molecular Mass: 222.10 g/mol

Names and Synonyms:

1-Ethylpyrazole-4-Boronic Acid Pinacol Ester
1H-Pyrazole, 1-ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
1-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
(1-Ethyl-1H-pyrazol-4-yl)boronic acid pinacol ester
1-Ethylpyrazole-4-boronic acid pinacol ester
1-Ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
2-(1-Ethyl-1H-pyrazol-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
1-Ethyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

Identifiers:

SMILES:
CCn1cc(B2OC(C)(C)C(C)(C)O2)cn1
InChI:
InChI=1S/C11H19BN2O2/c1-6-14-8-9(7-13-14)12-15-10(2,3)11(4,5)16-12/h7-8H,6H2,1-5H3

Key Properties

Melting Point
43-45 °C CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 222.10 g/mol CAS Common Chemistry
222.09699999999998 g/mol RDKit
222.153958248 g/mol RDKit
Canonical SMILES N1=CC(=CN1CC)B2OC(C)(C)C(O2)(C)C CAS Common Chemistry
InChI InChI=1S/C11H19BN2O2/c1-6-14-8-9(7-13-14)12-15-10(2,3)11(4,5)16-12/h7-8H,6H2,1-5H3 CAS Common Chemistry
InChI Key InChIKey=UGCRHVPUHAXAAE-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 43-45 °C CAS Common Chemistry
Name 1-Ethylpyrazole-4-boronic acid pinacol ester CAS Common Chemistry
Heavy Atom Count 16 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 2 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 36.28 Ų RDKit
LogP 1.2021999999999997 RDKit
Molar Refractivity 63.61700000000005 RDKit

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