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Oxadiazoles

Aromatic organic heterocyclic compounds that consist of an azole with two nitrogen atoms and an oxygen atom with the formula: C₂H₂N₂O.
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1

Raltegravir potassium salt

CAS: 871038-72-1 Molecular Formula: C20H20FKN6O5 Molecular Weight (g/mol): 482.51 InChI Key: IFUKBHBISRAZTF-UHFFFAOYSA-M Synonym: raltegravir potassium,raltegravir potassium salt,raltegravirpotassiumsalt,raltegravir mk-0518,potassium 4-4-fluorobenzyl carbamoyl-1-methyl-2-2-5-methyl-1,3,4-oxadiazole-2-carboxamido propan-2-yl-6-oxo-1,6-dihydropyrimidin-5-olate,isentress tn,raltegravir potassium usan:jan,pubchem22484,n-1-4-4-fluorophenyl methylcarbamoyl-5-hydroxy-1-methyl-6-oxo-pyrimidin-2-yl-1-methyl-ethyl-5-methyl-1,3,4-oxadiazole-2-carboxamide PubChem CID: 23668479 IUPAC Name: potassium;4-[(4-fluorophenyl)methylcarbamoyl]-1-methyl-2-[2-[(5-methyl-1,3,4-oxadiazole-2-carbonyl)amino]propan-2-yl]-6-oxopyrimidin-5-olate SMILES: CC1=NN=C(O1)C(=O)NC(C)(C)C2=NC(=C(C(=O)N2C)[O-])C(=O)NCC3=CC=C(C=C3)F.[K+]

PubChem CID 23668479
CAS 871038-72-1
Molecular Weight (g/mol) 482.51
SMILES CC1=NN=C(O1)C(=O)NC(C)(C)C2=NC(=C(C(=O)N2C)[O-])C(=O)NCC3=CC=C(C=C3)F.[K+]
Synonym raltegravir potassium,raltegravir potassium salt,raltegravirpotassiumsalt,raltegravir mk-0518,potassium 4-4-fluorobenzyl carbamoyl-1-methyl-2-2-5-methyl-1,3,4-oxadiazole-2-carboxamido propan-2-yl-6-oxo-1,6-dihydropyrimidin-5-olate,isentress tn,raltegravir potassium usan:jan,pubchem22484,n-1-4-4-fluorophenyl methylcarbamoyl-5-hydroxy-1-methyl-6-oxo-pyrimidin-2-yl-1-methyl-ethyl-5-methyl-1,3,4-oxadiazole-2-carboxamide
IUPAC Name potassium;4-[(4-fluorophenyl)methylcarbamoyl]-1-methyl-2-[2-[(5-methyl-1,3,4-oxadiazole-2-carbonyl)amino]propan-2-yl]-6-oxopyrimidin-5-olate
InChI Key IFUKBHBISRAZTF-UHFFFAOYSA-M
Molecular Formula C20H20FKN6O5
2

Potassium 5-Methyl-1,3,4-oxadiazole-2-carboxylate 98.0+%, TCI America™
SDP

CAS: 888504-28-7 Molecular Formula: C4H3KN2O3 Molecular Weight (g/mol): 166.177 MDL Number: MFCD08060085 InChI Key: BRHMYHXNUGVBCU-UHFFFAOYSA-M Synonym: 5-Methyl-1,3,4-oxadiazole-2-carboxylic Acid Potassium Salt PubChem CID: 24820502 IUPAC Name: potassium;5-methyl-1,3,4-oxadiazole-2-carboxylate SMILES: CC1=NN=C(O1)C(=O)[O-].[K+]

PubChem CID 24820502
CAS 888504-28-7
Molecular Weight (g/mol) 166.177
MDL Number MFCD08060085
SMILES CC1=NN=C(O1)C(=O)[O-].[K+]
Synonym 5-Methyl-1,3,4-oxadiazole-2-carboxylic Acid Potassium Salt
IUPAC Name potassium;5-methyl-1,3,4-oxadiazole-2-carboxylate
InChI Key BRHMYHXNUGVBCU-UHFFFAOYSA-M
Molecular Formula C4H3KN2O3
3

Sigma Aldrich Raltegravir potassium

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 871038-72-1
4

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | 200.84 g/mol | BrCH2BF3K | 100 G
SDP

Potassium (bromomethyl)trifluoroborate is a potassium organotrifluoroborate reagent supplied as a solid for use in organic synthesis and life-science research. It serves as a source of the bromomethyltrifluoroborate moiety for cross-coupling and related transformations; follow supplier safety and storage guidance to preserve stability.

ENCOMPASS_PREFERRED
5

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | 200.84 g/mol | BrCH2BF3K | 500 G
SDP

Potassium (bromomethyl)trifluoroborate (CAS 888711-44-2) is an organoboron reagent used as a boron-containing building block in organic synthesis. It is provided as a stable potassium trifluoroborate salt that simplifies handling and storage compared with some boronic acids, and is commonly employed in palladium-catalyzed transformations and modular assembly of complex molecules.

  • Organoboron building block for cross-coupling reactions.
  • Potassium trifluoroborate salt provides enhanced stability and ease of handling.
  • Solid form suitable for accurate weighing and storage.
  • Compatible with typical palladium-catalyzed conditions used in synthesis.
  • Supplied with a specified purity; verify certificate of analysis before use.

ENCOMPASS_PREFERRED
6

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | 90.0% | 200.84 | CH2BBrF3K | 1 KG
SDP

Potassium (bromomethyl)trifluoroborate is an organotrifluoroborate salt used as a building block in organic synthesis. It is intended for laboratory research use and provides a convenient source of bromomethyltrifluoroborate functionality for cross-coupling and related transformations.

  • Used as a building block for Suzuki-Miyaura and other cross-coupling reactions.
  • Stable, easy-to-handle solid suitable for bench use.
  • Compatible with aqueous and polar reaction media.
  • Appropriate for laboratory-scale synthesis and method development.
  • Provided with an SDS to support safe handling and regulatory compliance.

ENCOMPASS_PREFERRED
7

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | 97.0% | 200.84 g/mol | BrCH2BF3K | 10 G
SDP

Potassium (bromomethyl)trifluoroborate is an organotrifluoroborate reagent supplied as the potassium salt and commonly used in organic synthesis as a stable, crystalline building block for cross-coupling and functionalization reactions. It is handled as a solid reagent for laboratory research and is typically stored cool and dry.

  • Organoboron reagent for cross-coupling reactions.
  • Stable potassium trifluoroborate salt in solid form.
  • Useful as a bromomethyl transfer building block in synthesis.
  • Suitable for medicinal chemistry and method development.
  • Typical appearance: white to almost white powder or crystals.
  • Store in a cool, dry place to maintain stability.

ENCOMPASS_PREFERRED
8

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | ≥97.0% | 200.84 g/mol | CH2BBrF3K | 1 G
SDP

Potassium (bromomethyl)trifluoroborate is a potassium organotrifluoroborate reagent used as a building block in organic synthesis and life-science research. It is typically supplied as a white to off-white powder for laboratory use and is applied in cross-coupling reactions and related transformations.

  • High purity suitable for research applications (NMR ≥97.0%).
  • Molecular formula CH2BBrF3K; molecular weight ~200.84 g/mol.
  • White to off-white powder for convenient handling and storage.
  • Commonly used as a coupling partner in cross-coupling and synthetic transformations.
  • Supplied with batch COA and SDS for quality and safety information.

ENCOMPASS_PREFERRED
9

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | 97.0% | 200.84 g·mol⁻¹ | BrCH2BF3K | 25 G
SDP

Potassium (bromomethyl)trifluoroborate is an organotrifluoroborate salt used as an organoboron reagent in organic synthesis and medicinal chemistry research. It functions as a stable, isolable boron-containing building block for cross-coupling and functionalization reactions and is supplied for research use only.

  • Stable organotrifluoroborate salt suitable for handling and storage.
  • Provides a bromomethyl boron synthon for cross-coupling reactions.
  • Compatible with common palladium-catalyzed coupling protocols.
  • Useful as a building block in medicinal and synthetic chemistry research.
  • Supplied in small laboratory quantities for research applications.

ENCOMPASS_PREFERRED
10

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | >97.0% | 200.84 g·mol⁻¹ | CH2BBrF3K | 50 G
SDP

Potassium (bromomethyl)trifluoroborate is an organotrifluoroborate salt used as a building block in organic synthesis and life-science research. It provides a stable, isolable source of bromomethylboron functionality for cross-coupling and related transformations, and is intended for research use in method development and small-scale synthesis.

  • Stable organotrifluoroborate reagent suitable for cross-coupling reactions.
  • Useful as a bromomethyl source for C-C bond formation.
  • Typically supplied at high purity for research applications.
  • Solid, easy-to-handle salt with convenient storage requirements.
  • Applicable to organic synthesis and method development workflows.

ENCOMPASS_PREFERRED
11

Medchemexpress LLC Potassium (bromomethyl)trifluoroborate | 888711-44-2 | MFCD09265154 | ≥97.0% | 200.84 g/mol | CH2BBrF3K | 5 G
SDP

Potassium (bromomethyl)trifluoroborate is an organotrifluoroborate reagent used in organic synthesis and life-science research. It is commonly employed in cross-coupling and labeling reactions where a stable boron-containing nucleophile is required. Supplied as a solid for laboratory research, handle under anhydrous conditions and store sealed to minimize moisture exposure.

  • High analytical purity (≥97.0% by NMR)
  • Molecular formula CH2BBrF3K
  • Molecular weight 200.84 g/mol
  • Solid powder suitable for small-scale synthesis
  • Store sealed, away from moisture; frozen solutions for long-term storage

ENCOMPASS_PREFERRED
12

eMolecules​ 5-Methyl-[1,3,4]oxadiazole-2-carboxylic acid potassium salt | 888504-28-7 | 1G

J & W PharmLab, LLC | 5-Methyl-[1,3,4]oxadiazole-2-carboxylic acid potassium salt | 1G | MFCD09264274

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ENCOMPASS_PREFERRED
13

Chem-Impex International, Inc. 5-Methyl-[1,3,4]oxadiazole-2-carboxylic acid, potassium salt | 518048-06-1 | MFCD08060085 | 1G

5-Methyl-[1,3,4]oxadiazole-2-carboxylic acid, potassium salt, 518048-06-1, MFCD08060085, 1G

ENCOMPASS_PREFERRED
14

eMolecules​ 5-Methyl-1,3,4-oxadiazole-2-carboxylic acid potassium salt | 888504-28-7 | 5G | Purity: 97%

Combi-Blocks | 5-Methyl-1,3,4-oxadiazole-2-carboxylic acid potassium salt | 5G | 888504-28-7 | MFCD08060085

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