1-ethyl-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole - ≥97% , CAS No.1007110-53-3

CAS: 1007110-53-3 Cat. No.: E171612 Molecular Weight: 222.1 EC Number: 813-200-5
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(1-ETHYL-1H-PYRAZOL-5-YL)BORONIC ACID PINACOL ESTER | STL415200 | 1-ethylpyrazole-5-boronic acid, pinacol ester | A854097 | 1-ETHYLPYRAZOLE-5-BORONIC ACID PINACOL ESTER | 1H-PYRAZOLE, 1-ETHYL-5-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)- | AMY32812 | 1
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
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250mg
E171612-250mg
4

$9.90

$14.90
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1g
E171612-1g
3

$17.90

$26.90
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5g
E171612-5g
5

$43.90

$65.90
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10g
E171612-10g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$83.90

$125.90
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25g
E171612-25g
2

$137.90

$206.90
Save $69.00 (33.35%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
(1-ETHYL-1H-PYRAZOL-5-YL)BORONIC ACID PINACOL ESTER | STL415200 | 1-ethylpyrazole-5-boronic acid, pinacol ester | A854097 | 1-ETHYLPYRAZOLE-5-BORONIC ACID PINACOL ESTER | 1H-PYRAZOLE, 1-ETHYL-5-(4, 4, 5, 5-TETRAMETHYL-1, 3, 2-DIOXABOROLAN-2-YL)- | AMY32812 | 1
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488201550
Canonical SmilesB1(OC(C(O1)(C)C)(C)C)C2=CC=NN2CC
IUPAC Name1-ethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
InChIKeyPKJCXHILXIEALN-UHFFFAOYSA-N
INCHI1S/C11H19BN2O2/c1-6-14-9(7-8-13-14)12-15-10(2,3)11(4,5)16-12/h7-8H,6H2,1-5H3
Isomeric SMILES B1(OC(C(O1)(C)C)(C)C)C2=CC=NN2CC
Molecular Weight 222.1
Reaxy-Rn 18508408
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=18508408&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassBoronic acid derivatives
SubclassBoronic acid esters
Intermediate Tree Nodes Not available
Direct ParentBoronic acid esters
Alternative Parents Pyrazoles  Heteroaromatic compounds  Dioxaborolanes  Oxacyclic compounds  Organic metalloid salts  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organometalloid compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Azole - Boronic acid ester - 1,3,2-dioxaborolane - Pyrazole - Heteroaromatic compound - Organoheterocyclic compound - Organic metalloid salt - Azacycle - Oxacycle - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Organic metalloid moeity - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as boronic acid esters. These are compounds comprising the boronic acid ester functional group RN(X)OR' (R,R'=alkyl, aryl; X= any O, N, Hal residue).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
F2302177Certificate of AnalysisMar 16, 2026 E171612
F2302178Certificate of AnalysisMar 16, 2026 E171612
F2302179Certificate of AnalysisMar 16, 2026 E171612
F2302180Certificate of AnalysisMar 16, 2026 E171612
F2302181Certificate of AnalysisMar 16, 2026 E171612
F2302182Certificate of AnalysisMar 16, 2026 E171612
F2302183Certificate of AnalysisMar 16, 2026 E171612
F2302184Certificate of AnalysisMar 16, 2026 E171612
Chemical and Physical Properties
Molecular Weight222.090 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass222.154 Da
Monoisotopic Mass222.154 Da
Topological Polar Surface Area36.300 Ų
Heavy Atom Count16
Formal Charge0
Complexity255.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Solution Calculators
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