Skip to the beginning of the images gallery

5-Cyanothiophene-2-boronic acid pinacol ester - 96%, high purity , CAS No.676501-85-2

COA

Grade & Purity:

≥96%

Cas Number: 676501-85-2
Molecular Weight: 235.11
PubChem CID: 45790727
PubChem SID: 504770651

In stock

Item Number

T589854

Grouped product items
SKU	Size	Availability	Price
T589854-250mg	250mg	2	$24.90
T589854-1g	1g	1	$64.90
T589854-5g	5g	Available within 4-8 weeks(?) Items will be manufactured post-order and can take 4-8 weeks. Thank you for your patience!	$200.90

Basic Description

Synonyms	AKOS005256229 \| STL554746 \| DTXSID20672329 \| AS-42819 \| 5-Cyanothiophene-2-boronic acid pinacol ester \| Z1692482570 \| 5-(TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)THIOPHENE-2-CARBONITRILE \| 5-Cyanothiophene-2-boronic acid pinacol ester, 97% \| (5-CYANOTHIOPHEN-2
Specifications & Purity	≥96%
Storage Temp	Store at 2-8°C,Protected from light,Argon charged
Shipped In	Wet ice This product requires cold chain shipping. Ground and other economy services are not available.

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Organoheterocyclic compounds
  - Class Thiophenes
    - Subclass 2,5-disubstituted thiophenes

Kingdom	Organic compounds
Superclass	Organoheterocyclic compounds
Class	Thiophenes
Subclass	2,5-disubstituted thiophenes
Intermediate Tree Nodes	Not available
Direct Parent	2,5-disubstituted thiophenes
Alternative Parents	Heteroaromatic compounds Dioxaborolanes Boronic acid esters Oxacyclic compounds Organic metalloid salts Nitriles Organooxygen compounds Organometalloid compounds Hydrocarbon derivatives
Molecular Framework	Aromatic heteromonocyclic compounds
Substituents	2,5-disubstituted thiophene - Boronic acid ester - 1,3,2-dioxaborolane - Heteroaromatic compound - Boronic acid derivative - Carbonitrile - Nitrile - Organic metalloid salt - Oxacycle - Organonitrogen compound - Organic metalloid moeity - Organic nitrogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxygen compound - Cyanide - Aromatic heteromonocyclic compound
Description	This compound belongs to the class of organic compounds known as 2,5-disubstituted thiophenes. These are organic compounds containing a thiophene that is disubstituted at the C-2, and C5-positions.
External Descriptors	Not available
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

Pubchem Sid	504770651
Pubchem Sid Url	https://pubchem.ncbi.nlm.nih.gov/substance/504770651
IUPAC Name	5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carbonitrile
INCHI	InChI=1S/C11H14BNO2S/c1-10(2)11(3,4)15-12(14-10)9-6-5-8(7-13)16-9/h5-6H,1-4H3
InChIKey	LKRPJAKTFWEYGA-UHFFFAOYSA-N
Smiles	B1(OC(C(O1)(C)C)(C)C)C2=CC=C(S2)C#N
Isomeric SMILES	B1(OC(C(O1)(C)C)(C)C)C2=CC=C(S2)C#N
PubChem CID	45790727
Molecular Weight	235.11

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.

5 results found

Lot Number	Certificate Type	Date	Item
J2325625	Certificate of Analysis	Oct 09, 2023	T589854
J2325620	Certificate of Analysis	Oct 09, 2023	T589854
J2325617	Certificate of Analysis	Oct 09, 2023	T589854
J2325623	Certificate of Analysis	Oct 09, 2023	T589854
J2325624	Certificate of Analysis	Oct 09, 2023	T589854

Chemical and Physical Properties

Sensitivity	light＆moisture sensitive
Molecular Weight	235.110 g/mol
XLogP3
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	1
Exact Mass	235.084 Da
Monoisotopic Mass	235.084 Da
Topological Polar Surface Area	70.500 Å²
Heavy Atom Count	16
Formal Charge	0
Complexity	320.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	1

Solution Calculators

Molarity Calculator

Determine the necessary mass, volume, or concentration for preparing a solution.

Mass

Concentration

Volume

M. Wt*

g/mol

*When preparing stock solutions, always use the batch-specific molecular weight of the product found on the vial label and the Certificate of Analysis (available online).

Dilution Calculator

Determine the dilution needed to prepare a stock solution.

Concentration 1 (C1)

Volume 1 (V1)

Concentration 2 (C2)

Volume 2 (V2)

Reconstitution Calculator

The reconstitution calculator enables you to quickly determine the volume of a reagent needed to reconstitute your vial. Just enter the mass of the reagent and the target concentration, and the calculator will do the rest.

Volume (to add to vial)

Mass (in vial)

Desired Reconstitution Concentration