Boronic Acids and Derivatives

3-Chlorophenylboronic acid, 97%, ACROS Organics™

Chemical Name or Material: 3-Chlorophenylboronic acid CAS: 63503-60-6 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C6H6BClO2 Formula Weight: 156.38 MDL Number: MFCD00161354

3-Hydroxyphenylboronic acid, 97%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 3-Hydroxyphenylboronic acid CAS: 87199-18-6 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C6H7BO3 Linear Formula: HOC6H4B(OH)2 Formula Weight: 137.93

Alfa Aesar™ 2-Phenylethylboronic acid, 98%

Chemical Name or Material: 2-Phenylethylboronic acid CAS: 34420-17-2 Molecular Formula: C8H11BO2 Formula Weight: 149.98 MDL Number: MFCD01631226 Synonym: Phenethylboronic acid

Alfa Aesar™ 3-Acetamidobenzeneboronic acid, 98%

Chemical Name or Material: 3-Acetamidobenzeneboronic acid CAS: 78887-39-5 Molecular Formula: C8H10BNO3 Formula Weight: 178.98 MDL Number: MFCD00236013 Beilstein: 3278316 Synonym: 3-Acetamidophenylboronic acid

Alfa Aesar™ Potassium 2-naphthalenetrifluoroborate, 96%

Chemical Name or Material: Potassium 2-naphthalenetrifluoroborate CAS: 668984-08-5 Molecular Formula: C10H7BF3K Formula Weight: 234.07 MDL Number: MFCD06659941

Alfa Aesar™ Quinoline-6-boronic acid hydrochloride, 95%

Chemical Name or Material: Quinoline-6-boronic acid hydrochloride Molecular Formula: C9H8BNO2·HCl Formula Weight: 209.44 MDL Number: MFCD11101398

Bis(pinacolato)diboron, 98%, ACROS Organics™

Chemical Name or Material: Bis(pinacolato)diboron CAS: 73183-34-3 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C12H24B2O4 Formula Weight: 253.9 MDL Number: MFCD00799570

5-Chlorothiophene-2-boronic acid, 97+%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 5-Chlorothiophene-2-boronic acid CAS: 162607-18-3 Molecular Formula: C4H4BClO2S Formula Weight: 162.4 MDL Number: MFCD00236030 Synonym: 5-Chloro-2-thienylboronic acid

Lithium tri-sec-butylborohydride, 1M solution in THF, AcroSeal™, ACROS Organics™

Chemical Name or Material: Lithium tri-sec-butylborohydride CAS: 38721-52-7 CAS: 109-99-9 CAS: 1113-78-6 Molecular Formula: C12H28BLi Linear Formula: LiB[CH(CH3)C2H5]3H Formula Weight: 190.11 MDL Number: MFCD00011708 Synonym: Lithium triisobutylhydroborate

Alfa Aesar™ 1-Decylboronic acid pinacol ester, 98%

Chemical Name or Material: 1-Decylboronic acid pinacol ester CAS: 141091-38-5 Molecular Formula: C16H33BO2 Formula Weight: 268.25 MDL Number: MFCD12546186 Synonym: 2-(n-Decyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

Biphenyl-2-boronic acid, +97%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Biphenyl-2-boronic acid CAS: 4688-76-0 CAS Min %: 97.0 CAS Max %: 100.0 Assay: ≥96.0% (HPLC) Assay Percent Range: 97+% Molecular Formula: C12H11BO2 Linear Formula: C6H5C6H4B(OH)2 Formula Weight: 198.05 MDL Number: MFCD00136929

Alfa Aesar™ 4-Ethynylbenzeneboronic acid pinacol ester, 95%

Chemical Name or Material: 4-Ethynylbenzeneboronic acid pinacol ester CAS: 1034287-04-1 Molecular Formula: C14H17BO2 Formula Weight: 228.1 MDL Number: MFCD16294504 Synonym: 2-(4-Ethynylphenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane

Triisopropyl borate, +98%, AcroSeal™, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Triisopropyl borate Assay: ≥98.0% Assay Percent Range: 98+% Molecular Formula: C9H21BO3 Linear Formula: [(CH3)2CHO]3B Formula Weight: 188.07 MDL Number: MFCD00008872 Synonym: Triisopropoxyborane

Alfa Aesar™ Potassium 4-methylsulfonylphenyltrifluoroborate, 96%

Chemical Name or Material: Potassium 4-methylsulfonylphenyltrifluoroborate CAS: 850623-40-4 Molecular Formula: C7H7BF3KO2S Formula Weight: 262.09 MDL Number: MFCD04115738

Cyclopentylboronic acid, 95%, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Cyclopentylboronic acid Assay: 94.0 to 106.0% Assay Percent Range: 95% Molecular Formula: C5H11BO2 Formula Weight: 113.95

2,3-Difluorophenylboronic acid, 97+%, ACROS Organics™

Chemical Name or Material: 2, 3-Difluorophenylboronic acid CAS: 121219-16-7 CAS Min %: 97.0 CAS Max %: 100.0 Assay: ≥97.0% Assay Percent Range: 97+% Molecular Formula: C6H5BF2O2 Formula Weight: 157.91 MDL Number: MFCD01863170

2-Pyridineboronic acid N-phenyl-diethanolamine ester, 50-70%, see CofA for exact composition, ACROS Organics™

Chemical Name or Material: 2-Pyridineboronic acid N-phenyl-diethanolamine ester CAS: 662138-96-7 CAS: 67-63-0 CAS: 120-07-0 Molecular Formula: C15H17BN2O2 Formula Weight: 268.13

Alfa Aesar™ 4-(Methoxycarbonyl)benzeneboronic acid pinacol ester, 97%

Chemical Name or Material: 4-(Methoxycarbonyl)benzeneboronic acid pinacol ester CAS: 171364-80-0 Molecular Formula: C14H19BO4 Formula Weight: 262.11 MDL Number: MFCD02179438 Synonym: 4-(Methoxycarbonyl)phenylboronic acid pinacol ester; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid methyl ester

Alfa Aesar™ Potassium 4-acetylphenyltrifluoroborate, 97%

Chemical Name or Material: Potassium 4-acetylphenyltrifluoroborate CAS: 252726-24-2 Formula Weight: 226.05 MDL Number: MFCD07784376

Alfa Aesar™ Diphenylacetylene-4,4'-diboronic acid bis(pinacol) ester, 95%

Chemical Name or Material: Diphenylacetylene-4,4'-diboronic acid bis(pinacol) ester CAS: 849681-64-7 Molecular Formula: C26H32B2O4 Formula Weight: 430.16 MDL Number: MFCD16294524 Synonym: 4,4'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)diphenylacetylene

Alfa Aesar™ 3-Acetylbenzeneboronic acid, 97%

Chemical Name or Material: 3-Acetylbenzeneboronic acid CAS: 204841-19-0 Molecular Formula: C8H9BO3 Formula Weight: 163.97 MDL Number: MFCD01074678 Beilstein: 8255673 Synonym: 3-Acetylphenylboronic acid; 3'-Boronoacetophenone

Borane-pyridine complex, 95%, ACROS Organics™

Chemical Name or Material: Borane-pyridine complex Assay Percent Range: 95% Molecular Formula: C5H8BN Formula Weight: 92.94 MDL Number: MFCD00012435 Synonym: Pyridineborane

Alfa Aesar™ 1,4-Benzenediboronic acid, 96%

Chemical Name or Material: 1,4-Benzenediboronic acid CAS: 4612-26-4 Molecular Formula: C6H8B2O4 Formula Weight: 165.75 MDL Number: MFCD00236018 Beilstein: 2836921 Synonym: 1,4-Phenylenediboronic acid

Alfa Aesar™ 2-Ethylbenzeneboronic acid, 98+%

Chemical Name or Material: 2-Ethylbenzeneboronic acid CAS: 90002-36-1 Molecular Formula: C8H11BO2 Formula Weight: 149.99 MDL Number: MFCD02093075 Beilstein: 2963801 Synonym: 2-Ethylphenylboronic acid

Alfa Aesar™ Potassium 2-methylphenyltrifluoroborate, 96%

Chemical Name or Material: Potassium 2-methylphenyltrifluoroborate CAS: 274257-34-0 Molecular Formula: C7H7BF3K Formula Weight: 198.04 MDL Number: MFCD03790006 Synonym: Potassium o-tolyltrifluoroborate

Alfa Aesar™ Sodium tetrakis(4-fluorophenyl)borate dihydrate, 98%

Chemical Name or Material: Sodium tetrakis(4-fluorophenyl)borate dihydrate CAS: 207683-22-5 Molecular Formula: C24H16BF4Na·2H2O Formula Weight: 450.21 (414.18 Anhydrous) MDL Number: MFCD00149598 Beilstein: 4285808

Borane-methylesulfide complex, 94%, AcroSeal™, ACROS Organics™

Chemical Name or Material: Borane-methyl sulfide complex Name Note: 94% CAS: 13292-87-0 CAS: 75-18-3 Assay Percent Range: 94% Molecular Formula: C2H9BS Linear Formula: (CH3)2S·BH3 Formula Weight: 75.95 MDL Number: MFCD00013189 Synonym: BMS

4-{[2-(Dimethylamino)ethyl]carbamoyl}phenylboronic acid pinacol ester, 95%, ACROS Organics™

Chemical Name or Material: 4-{[2-(Dimethylamino)ethyl]carbamoyl}phenylboronic acid pinacol ester Assay Percent Range: 95% Molecular Formula: C17H27BN2O3 Formula Weight: 318.23

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine, 97%, ACROS Organics™

Chemical Name or Material: 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine CAS: 181219-01-2 CAS Min %: 96.0 CAS Max %: 100.0 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C11H16BNO2 Formula Weight: 205.06 MDL Number: MFCD01319051 Synonym: 4-Pyridylboronic acid pinacol ester

Alfa Aesar™ 2,4,6-Trimethylbenzeneboronic acid, 97%

Chemical Name or Material: 2,4,6-Trimethylbenzeneboronic acid CAS: 5980-97-2 Molecular Formula: C9H13BO2 Formula Weight: 164.01 MDL Number: MFCD00236060 Beilstein: 2831927 Synonym: Mesitylboronic acid; 2,4,6-Trimethylphenylboronic acid

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