1-(tert-Butyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole - ≥97% , CAS No.1256359-15-5

CAS: 1256359-15-5 Cat. No.: T586804 Molecular Weight: 250.15 EC Number: 828-276-5 PubChem CID: 53217109
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
MFCD16660302 | SCHEMBL2588010 | DS-17889 | SB15551 | 1-tert-butyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole | Z2009982554 | 1256359-15-5 | 1-tert-butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole | AKOS015841360 | MXAMURVMMKANFD-UHFF
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
T586804-250mg
3

$11.90

$17.90
Save $6.00 (33.52%)
1g
T586804-1g
1

$28.90

$43.90
Save $15.00 (34.17%)
5g
T586804-5g
1

$101.90

$152.90
Save $51.00 (33.36%)
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Why this grade

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

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

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

Synonyms
MFCD16660302 | SCHEMBL2588010 | DS-17889 | SB15551 | 1-tert-butyl-4-(tetramethyl-1, 3, 2-dioxaborolan-2-yl)-1H-pyrazole | Z2009982554 | 1256359-15-5 | 1-tert-butyl-4-(4, 4, 5, 5-tetramethyl-1, 3, 2-dioxaborolan-2-yl)pyrazole | AKOS015841360 | MXAMURVMMKANFD-UHFF
Specifications & Purity
≥97%
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesB1(OC(C(O1)(C)C)(C)C)C2=CN(N=C2)C(C)(C)C
IUPAC Name1-tert-butyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
InChIKeyMXAMURVMMKANFD-UHFFFAOYSA-N
INCHI1S/C13H23BN2O2/c1-11(2,3)16-9-10(8-15-16)14-17-12(4,5)13(6,7)18-14/h8-9H,1-7H3
Isomeric SMILES B1(OC(C(O1)(C)C)(C)C)C2=CN(N=C2)C(C)(C)C
Alternate CAS 1256359-15-5
PubChem CID 53217109
Molecular Weight 250.15

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.

View datasheet →

🔬 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  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.

3 results found

Lot NumberCertificate TypeDateItem
H2331376Certificate of AnalysisJun 09, 2026 T586804
H2331377Certificate of AnalysisJun 09, 2026 T586804
H2331383Certificate of AnalysisJun 09, 2026 T586804
Chemical and Physical Properties
Molecular Weight250.150 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass250.185 Da
Monoisotopic Mass250.185 Da
Topological Polar Surface Area36.300 Ų
Heavy Atom Count18
Formal Charge0
Complexity309.000
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
Reviews

Customer Reviews

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