This document lists various boronic acid and ester compounds available from Ark Pharm. It includes the product name, catalog number, CAS number, molecular formula, purity percentage, and available sizes for each compound. The compounds are organized into categories including pyrazoles, pyridines, indoles, pyrimidines, and thiophenes.

1. BORONIC ACIDS & ESTERS
Pyrazole Boronic Acids (Esters)
Pyridine Boronic Acids (Esters)
Indole Boronic Acids (Esters)
Pyrimidine Boronic Acids (Esters)
R B
OH
OH
Ark Pharm

2. Phenyl Boronic Acids (Esters)
Pyrazole Boronic Acids (Esters)
AK-75885
C8H5BF6O2
5g / 10g / 25g / 100g
73852-19-4
98%
(3,5-Bis(trifluoromethyl)phenyl)boronic acid
AK-36961
C7H7BO4
1g / 5g / 10g / 25g / 100g / 500g
94839-07-3
98%
Benzo[d][1,3]dioxol-5-ylboronic acid
AK-26968
C8H9BO3
1g / 5g / 10g
227305-69-3
96%
2,3-Dihydrobenzofuran-5-boronic acid
AK-91684
C6H5BN2O3
100mg / 250mg / 1g
426268-09-9
97%
Benzo[c][1,2,5]oxadiazol-5-ylboronic acid
AK-91687
C8H9BO4
100mg / 250mg / 1g / 5g
499769-88-9
95+%
(2,3-Dihydrobenzo[b][1,4]dioxin-5-yl)boronic acid
AK-92121
C13H16BNO2S
1g / 5g
1073354-91-2
99%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-
2-yl)benzo[d]thiazole
AK-49135
C8H9BClFO3
1g / 5g / 10g
909122-50-5
98%
(3-Chloro-4-ethoxy-2-fluorophenyl)boronic acid
AK132337
C13H17BN2O3
100mg / 250mg / 1g
1224844-66-9
98%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-
yl)benzo[d]oxazol-2-amine
AK-41708
C13H17BN2O2
1g / 5g / 10g / 25g
1007206-54-3
95+%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-
2-yl)-1H-benzo[d]imidazole
AK-88596
C21H32BNO4
100mg / 250mg / 1g
1032528-06-5
97%
tert-Butyl (1-(4-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)phenyl)cyclobutyl)carbamate
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
AK-30147
C28H29BN2O2
1g / 5g / 10g / 25g
863238-73-7
97%
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-
1-trityl-1H-pyrazole
AK-41813
C19H32BN3O4
1g / 5g / 10g / 25g / 100g
877399-74-1
98%
tert-Butyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-
2-yl)-1H-pyrazol-1-yl)piperidine-1-carboxylate
AK-38138
C13H21BN2O2
1g / 5g / 10g
1002309-48-9
97%
1-Cyclobutyl-4-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-1H-pyrazole
AK-38148
C15H19BN2O2
250mg / 1g / 5g / 10g / 25g
1002334-12-4
97%
1-Phenyl-4-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-1H-pyrazole
AK-38167
C14H23BN2O3
1g / 5g / 10g / 25g / 100g
1040377-03-4
97%
1-(Tetrahydro-2H-pyran-4-yl)-4-(4,4,5,5-
tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
AK-38156
C15H25BN2O2
100mg / 250mg / 1g / 5g
1175275-00-9
95+%
1-Cyclohexyl-4-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-1H-pyrazole
AK-39759
C8H13BN2O4
1g / 5g / 10g / 25g / 100g
1188405-87-9
98%
(1-(tert-Butoxycarbonyl)-1H-pyrazol-4-yl)
boronic acid
AK-38188
C15H26BN3O2
100mg / 250mg / 1g / 5g
1000802-52-7
95+%
1-(2-(Pyrrolidin-1-yl)ethyl)-4-(4,4,5,5-tetramethyl-
1,3,2-dioxaborolan-2-yl)-1H-pyrazole
AK-25687
C9H15BN2O2
1g / 5g / 10g / 25g / 100g
269410-08-4
98%
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-
2-yl)-1H-pyrazole
AK-38163
C13H23BN2O3
1g / 5g / 10g / 25g / 100g
1029716-44-6
95+%
1-(1-Ethoxyethyl)-4-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-1H-pyrazole

3. Pyridine Boronic Acids (Esters)
Indole Boronic Acids (Esters)
AK-27197
C5H4BF2NO2
1g / 5g / 10g / 25g / 100g
136466-94-9
98%
2,6-Difluoropyridine-3-boronic acid
AK-29263
C5H5BBrNO2
1g / 5g / 10g / 25g / 100g
452972-09-7
97%
(5-Bromopyridin-3-yl)boronic acid
AK-44367
C15H23BN2O3
1g / 5g
485799-04-0
97%
4-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-
2-yl)pyridin-2-yl)morpholine
AK-27114
C7H11BN2O2
250mg / 1g / 5g / 10g
579525-46-5
97%
[6-(Dimethylamino)pyridin-3-yl]boronic acid
AK-36259
C12H15BN2O2
1g / 5g / 10g / 25g
741709-63-7
97%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)
picolinonitrile
AK-26374
C6H5BF3NO2
1g / 5g / 10g / 25g
868662-36-6
98%
(6-(Trifluoromethyl)pyridin-3-yl)boronic acid
AK-24785
C5H5BClNO2
1g / 5g / 10g / 25g
652148-91-9
95%
5-Chloro-2-pyridineboronic acid
AK-32704
C5H4BClFNO2
1g / 5g / 10g / 25g
1034659-38-5
97%
(5-Chloro-2-fluoropyridin-4-yl)boronic acid
AK-27039
C6H8BNO2
1g / 5g / 10g / 25g / 100g
659742-21-9
98%
(6-Methylpyridin-3-yl)boronic acid
AK119462
C18H22BNO3
100mg / 250mg / 1g
1375302-99-0
95+%
3-(Benzyloxy)-5-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)pyridine
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
AK-46091
C8H8BNO2
250mg / 1g / 5g / 10g / 25g
220465-43-0
97%
(1H-Indol-4-yl)boronic acid
AK-77106
C14H18BNO2
1g / 5g / 10g / 25g / 100g
388116-27-6
98%
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-
1H-indole
AK-26312
C13H17BN2O2
1g / 5g
754214-56-7
95+%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-
1H-pyrrolo[2,3-b]pyridine
AK-64366
C14H18BNO3
250mg / 1g / 5g / 10g / 25g
893441-85-5
95+%
6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)
indolin-2-one
AK-45434
C8H8BNO2
1g / 5g / 10g / 25g / 100g
144104-59-6
97%
(1H-Indol-5-yl)boronic acid
AK-91827
C13H15BBrNO4
1g / 5g / 10g
1217500-59-8
95%
(6-Bromo-1-(tert-butoxycarbonyl)-1H-indol-2-yl)
boronic acid
AK-77116
C14H18BNO2
1g / 5g
642494-36-8
97%
6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-
1H-indole
AK-24288
C13H14BCl2NO4
100mg / 250mg / 1g
1310384-28-1
95+%
(1-(tert-Butoxycarbonyl)-5,6-dichloro-1H-indol-
2-yl)boronic acid
AK-91913
C19H26BNO4
1g / 5g / 10g
942070-45-3
95+%
tert-Butyl 3-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-1H-indole-1-carboxylate
AK-24551
C19H21BN2O4S
1g / 5g / 10g
886547-94-0
97%
1-(Phenylsulfonyl)-3-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine

4. Pyrimidine Boronic Acids (Esters)
Thiophene Boronic Acids (Esters)
AK-38205
C10H15BN2O2
1g / 5g / 10g / 25g
321724-19-0
97%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)
pyrimidine
AK-62138
C4H6BN3O2
1g / 5g / 10g / 25g / 100g
936250-22-5
98%
(2-Aminopyrimidin-5-yl)boronic acid
AK-78119
C11H15BF3N3O2
100mg / 250mg / 1g / 5g
944401-58-5
98%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-
4-(trifluoromethyl)pyrimidin-2-amine
AK-48620
C14H22BN3O3
1g / 5g
957198-30-0
97%
4-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-
2-yl)pyrimidin-2-yl)morpholine
AK-27203
C4H4BClN2O2
1g / 5g / 10g / 25g
1003845-06-4
98%
2-Chloro-5-pyrimidineboronic acid
AK-56122
C10H14BClN2O2
1g / 5g / 10g / 25g / 100g
1003845-08-6
97%
2-Chloro-5-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)pyrimidine
AK-26204
C5H7BN2O3
1g / 5g / 10g / 25g / 100g
628692-15-9
98%
(2-Methoxypyrimidin-5-yl)boronic acid
AK-25129
C4H5BN2O2
1g / 5g / 10g / 25g / 100g
109299-78-7
98%
Pyrimidin-5-ylboronic acid
AK153962
C7H10BN3O2
100mg / 250mg / 1g / 5g / 10g / 25g / 100g
1411643-59-8
96%
(2-(Azetidin-1-yl)pyrimidin-5-yl)boronic acid
AK-31144
C6H9BN2O4
1g / 5g / 10g / 25g / 100g / 500g
89641-18-9
97%
2,4-Dimethoxypyrimidine-5-boronic acid
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
AK-46314
C4H5BO2S
5g / 10g / 25g / 100g / 500g
6165-68-0
98%
Thiophen-2-ylboronic acid
AK-33761
C4H4BClO2S
1g / 5g / 10g / 25g / 100g
177734-82-6
97%
(2-Chlorothiophen-3-yl)boronic acid
AK163371
C16H19BO2S
250mg / 1g / 5g
459409-74-6
98%
4,4,5,5-Tetramethyl-2-(5-phenylthiophen-2-yl)-
1,3,2-dioxaborolane
AK123103
C11H15BO3S
1g / 5g / 10g / 25g / 100g
1040281-83-1
98%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-
yl)thiophene-2-carbaldehyde
AK-61819
C5H5BO3S
1g / 5g / 10g / 25g
4347-31-3
97%
(2-Formylthiophen-3-yl)boronic acid
AK-86649
C18H26B2O4S2
100mg / 250mg / 1g / 5g
924894-85-9
98%
2,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-
2-yl)thieno[3,2-b]thiophene
AK-88317
C10H13BBr2O2S
1g / 5g / 10g
942070-22-6
97%
2-(2,5-Dibromothiophen-3-yl)-4,4,5,5-
tetramethyl-1,3,2-dioxaborolane
AK127371
C9H6BNO2S
100mg / 250mg / 1g
1119899-37-4
95+%
(7-Cyanobenzo[b]thiophen-2-yl)boronic acid
AK-35155
C5H5BO3S
1g / 5g / 10g / 25g / 100g / 500g
4347-33-5
97%
5-Formylthiophen-2-boronic acid
AK129496
C5H7BO3S
100mg / 250mg / 1g
222840-73-5
95+%
(3-(Hydroxymethyl)thiophen-2-yl)boronic acid

5. Indazole Boronic Acids (Esters)
Other Boronic Acids (Esters)
AK-39590
C8H9BN2O2
1g / 5g / 10g / 25g
590418-08-9
97%
1-Methyl-1H-indazol-5-yl-5-boronic acid
AK-48567
C7H7BN2O2
1g / 5g / 10g / 25g
885068-10-0
97%
1H-Indazol-6-yl-6-boronic acid
AK-30390
C13H17BN2O2
1g / 5g / 10g
885618-33-7
97%
4-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-
1H-indazole
AK131387
C9H11BN2O2
100mg / 250mg / 1g / 5g
952319-70-9
95+%
(1-Ethyl-1H-indazol-5-yl)boronic acid
AK-95141
C14H19BN2O2
250mg / 1g / 5g / 10g
1256359-09-7
97%
1-Methyl-6-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-1H-indazole
AK-51093
C13H18BN3O2
100mg / 250mg / 1g
953411-16-0
96%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-
2-yl)-1H-indazol-3-amine
AK-39581
C8H9BN2O2
1g / 5g / 10g / 25g
1245816-09-4
98%
(4-Methyl-1H-indazol-5-yl)boronic acid
AK-39580
C8H9BN2O2
1g / 5g / 10g / 25g / 100g
1245816-10-7
97+%
(5-Methyl-1H-indazol-4-yl)boronic acid
AK-77542
C7H7BN2O2
1g / 5g / 10g
1023595-17-6
97%
(1H-Indazol-4-yl)boronic acid
* Cat. No.: CAS No.: Molecular Formula: Purity: Size:www.arkpharmusa.com | +1-847-367-3680
AK-26892
C5H8BNO3
1g / 5g / 10g / 25g / 100g / 500g
16114-47-9
95%
3,5-Dimethylisoxazole-4-boronic acid
AK-61887
C5H7BO3
1g / 5g / 10g / 25g / 100g
62306-79-0
97%
(5-Methylfuran-2-yl)boronic acid
AK-26354
C4H11BO2
5g / 10g / 25g / 100g / 500g
84110-40-7
98%
Isobutylboronic acid
AK-33167
C9H14BNO4
1g / 5g / 10g / 25g / 100g / 500g
135884-31-0
98%
N-Boc-2-Pyrroleboronic acid
AK-38108
C11H19BO3
250mg / 1g / 5g / 10g / 25g
287944-16-5
98%
3,6-Dihydro-4-(4,4,5,5-tetramethyl-1,3,2-
dioxaborolan-2-yl)-2H-pyran
AK-30125
C14H23BO4
100mg / 250mg / 1g / 5g / 10g / 25g
680596-79-6
97%
4,4,5,5-Tetramethyl-2-(1,4-dioxaspiro[4.5]dec-
7-en-8-yl)-1,3,2-dioxaborolane
AK-38113
C16H29BO2
250mg / 1g / 5g
859217-85-9
97%
4,4,5,5-Tetramethyl-2-(3,3,5,5-tetramethylcyclohex-
1-en-1-yl)-1,3,2-dioxaborolane
AK-84273
C10H14BClO2S
1g / 5g / 10g
635305-24-7
96%
2-(5-Chlorothiophen-2-yl)-4,4,5,5-
tetramethyl-1,3,2-dioxaborolane
AK-33903
C9H8BNO2
1g / 5g / 10g / 25g / 100g
192182-56-2
97%
Isoquinoline-4-boronic acid
AK-25876
C9H8BNO2
1g / 5g / 10g / 25g
376581-24-7
99%
Quinolin-6-ylboronic acid
AK-51093
C13H18BN3O2
100mg / 250mg / 1g
953411-16-0
96%
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-
2-yl)-1H-indazol-3-amine

6. J. Am. Chem. Soc., 2017, 139 (51), pp 18590–18597
J. Am. Chem. Soc., 2017, 139 (14), pp 5183–5193
J. Am. Chem. Soc., 2016, 138 (41), pp 13639–13646
Nano Energy 33 (2017) 350–355
Nature Communications 7, 12803 (2016)
Angew. Chem. Int. Ed. 2017, 56, 15698 –15702
ACS Catal., 2017, 7 (10), pp 6745–6756
Chem. Mater., 2013, 25 (1), pp 12–16
ACS Appl. Mater. Interfaces, 2017, 9 (42), pp 37254–37263
ACS Appl. Mater. Interfaces, 2016, 8 (49), pp 33423–33429
Macromolecules, 2017, 50 (11), pp 4180–4187
Biomacromolecules, 2016, 17 (9), pp 3016–3024
Polymer, 2016, 84 (1), 336-342
RSC Adv., 2017, 7, 21953–21961
…
Ark Pharm Products have been cited in more than 1,000
articles of famous academic journals like Nature, JACS, Angew...
Ark Pharm, Inc.
3860 N. Ventura Drive, Arlington Heights, IL 60004, USA
sales@arkpharmusa.com
+1-847-367-3680 +1-847-367-3681
www.arkpharmusa.com