3-cyclopropyl-1-methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole - ≥98% , CAS No.1257637-82-3

CAS: 1257637-82-3 Cat. No.: C1028558 Molecular Weight: 248.130 EC Number: 834-474-2
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Room temperature
 ·  off list, applied to all prices below.
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Status
Price
Qty
50mg
C1028558-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$283.90
100mg
C1028558-100mg
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$402.90
250mg
C1028558-250mg
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$567.90
500mg
C1028558-500mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$885.90
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships 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.

📚

Literature proof

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

Specifications

Specifications & Purity
≥98%
Storage
Room temperature
Purity
≥98%
Names and Identifiers
Canonical SmilesB1(OC(C(O1)(C)C)(C)C)C2=CN(N=C2C3CC3)C
IUPAC Name3-cyclopropyl-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
InChIKeyOBAKARDWOWAFTK-UHFFFAOYSA-N
INCHI1S/C13H21BN2O2/c1-12(2)13(3,4)18-14(17-12)10-8-16(5)15-11(10)9-6-7-9/h8-9H,6-7H2,1-5H3
Molecular Weight 248.130

Documentation

📋 Safety Data Sheet (SDS)

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

Download SDS →

✅ Certificate of Analysis (COA)

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

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

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  Organoboron compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Heteroaromatic compound - Pyrazole - 1,3,2-dioxaborolane - Boronic acid ester - Azole - Oxacycle - Azacycle - Organic metalloid salt - Organoheterocyclic compound - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organic salt - Organooxygen compound - Organonitrogen compound - Organoboron 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:
Chemical and Physical Properties
Molecular Weight248.130 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass248.17 Da
Monoisotopic Mass248.17 Da
Topological Polar Surface Area36.300 Ų
Heavy Atom Count18
Formal Charge0
Complexity328.000
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
Solution Calculators
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