Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Indazole, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Indazole impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Indazole-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Our Indazole-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Indazole Related Compounds
Stable Isotopes
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trideuter... | Stable Isotopes | CS-O-53750 | 2866168-44-5 | Enquire |
| Granisetron-d3 (N-Methyl-d3 Indazole) | Stable Isotopes | CS-T-79698 | 1224925-76-1 | In Stock |
| N,​N-​Diethyl-​1,​3-​dihydro-​α-​methyl-​3-​oxo-​1-​phenyl-2... | Stable Isotopes | CS-T-100458 | Not Available | Enquire |
Impurity
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| (E)-6-Iodo-3-[2-(pyridin-2-yl)ethenyl]-1-(tetrahydro-2H-pyra... | Impurity | CS-T-93485 | 886230-77-9 | In Stock |
| (R)-methyl 2-amino-3-(7-methyl-1H-indazol-5-yl)propanoate | Impurity | CS-O-46715 | 890044-58-3 | Enquire |
| 1H-INDAZOLE, 1,3-DIMETHYL-6-NITRO- | Impurity | CS-ZE-30424 | 1354224-47-7 | In Stock |
| 1H-Indazole-3-carboxylic acid | Impurity | CS-M-16725 | 4498-67-3 | In Stock |
| 6-Iodo-1H-indazole | Impurity | CS-AC-09708 | 261953-36-0 | In Stock |
| tert-butyl 7-amino-3-bromo-1H-indazole-1-carboxylate | Impurity | CS-EO-02155 | 1610362-70-3 | Enquire |
| 1-((4-(4-fluorophenyl)piperazin-1-yl)methyl)-5-nitro-1H-inda... | Impurity | CS-O-38778 | 727692-55-9 | Enquire |
| 1-(oxan-2-yl)-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-ind... | Impurity | CS-EM-03025 | 956388-05-9 | Enquire |
| 1-Acetyl-6-iodo-1H-indazole | Impurity | CS-O-40131 | 850363-52-9 | Enquire |
| 1-Boc-5-fluoro-3-indazole-carboxylic Acid | Impurity | CS-T-07558 | 886368-29-2 | Enquire |
| 1H-Indazole-5-methanamine Hydrochloride | Impurity | CS-T-29256 | 943845-78-1 | Enquire |
| 1H-Indazole-6-carbonitrile | Impurity | CS-M-51752 | 141290-59-7 | Enquire |
| 1H-Indazole-6-carboxylic Acid | Impurity | CS-T-29261 | 704-91-6 | Enquire |
| 1-Methyl-1H-indazole-3-carboxylic Acid Anhydride | Impurity | CS-T-58293 | 1363173-34-5 | Enquire |
| 2,4,6,7-Tetrahydrospiro[1,3-dioxolane-2,5-indazole] hydrochl... | Impurity | CS-M-29157 | 1185012-60-5 | Enquire |
| 2-Methyl-6-nitroindazole | Impurity | CS-DL-00927 | 6850-22-2 | Enquire |
| 3-iodo-6-nitro-1-(tetrahydropyran-2-yl)-1H-indazole | Impurity | CS-O-31814 | 886230-74-6 | Enquire |
| 4,5,6,7-Tetrahydro-1H-indazole-3-carboxylic acid | Impurity | CS-M-07057 | 6076-13-7 | Enquire |
| 4,5,6,7-Tetrahydro-2H-indazole | Impurity | CS-M-47591 | 2305-79-5 | Enquire |
| 5,7-Dimethyl-1H-indazole | Impurity | CS-M-26036 | 43067-41-0 | Enquire |
| 5-Bromo-4-chloro-1H-indazole | Impurity | CS-M-53175 | 1082041-90-4 | Enquire |
| 5-Bromo-6-methoxy-1H-indazole | Impurity | CS-M-53176 | 152626-78-3 | Enquire |
| 5-Bromo-7-chloro-1H-indazole | Impurity | CS-M-53174 | 635712-44-6 | Enquire |
| 5-Ethoxy-6-oxazol-2-yl-1H-indazole | Impurity | CS-DU-00364 | 1226902-30-2 | Enquire |
| 5-Fluoroindazole-3-carboxylic Acid Sodium Salt | Impurity | CS-T-74598 | 1391053-91-0 | Enquire |
| 5-Methyl-4,5,6,7-tetrahydro-2H-indazole-3-carboxylic acid | Impurity | CS-M-07632 | 842972-14-9 | Enquire |
| 5-tert-Butyl-4,5,6,7-tetrahydro-1H-indazole-3-carboxylic aci... | Impurity | CS-M-10486 | 650603-95-5 | Enquire |
| 6-Bromo-1-methyl-1H-indazole-3-carboxylic acid | Impurity | CS-M-51750 | 1021859-29-9 | Enquire |
| 6-Hydroxy-1H-indazole | Impurity | CS-M-52756 | 23244-88-4 | Enquire |
| 6-iodo-3-(2-(pyridin-2-yl)ethyl)-1-(tetrahydro-2H-pyran-2-yl... | Impurity | CS-O-34212 | Not Available | Enquire |
| 6-nitro-3-(2-(pyridin-2-yl)vinyl)-1-(tetrahydro-2H-pyran-2-y... | Impurity | CS-O-31815 | 886230-75-7 | Enquire |
| 7-(Benzyloxy)-1-methyl-1H-indazole-3-carboxylic Acid | Impurity | CS-T-06091 | 133841-13-1 | Enquire |
| 7-Azaindazole | Impurity | CS-T-04457 | 271-73-8 | Enquire |
| 7-Methyl-1H-indazole-3-carbonitrile | Impurity | CS-BF-00428 | 90322-84-2 | Enquire |
| Bromomethyl-1-(tetrahydro-pyran-2-yl)-1H-indazole, | Impurity | CS-CW-00122 | 368426-64-6 | Enquire |
Intermediate
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1H-Indazole-7-carbaldehyde | Intermediate | CS-AC-01667 | 312746-72-8 | In Stock |
| 1-Methylindazole-3-carboxylic Acid | Intermediate | CS-T-34093 | 50890-83-0 | In Stock |
| 3,6-Diiodo-1H-indazole | Intermediate | CS-T-89710 | 319472-78-1 | In Stock |
| 3-Bromo-6-methyl-1H-indazole | Intermediate | CS-O-49626 | 40598-73-0 | Enquire |
| 3-Methyl-6-nitroindazole | Intermediate | CS-T-81248 | 6494-19-5 | In Stock |
| 4,5-Dichloro-1H-indazole | Intermediate | CS-O-57720 | 1020243-02-0 | Enquire |
| 6-Nitroindazole | Intermediate | CS-T-59436 | 7597-18-4 | In Stock |
| Methyl 5,6-dimethoxy-1H-indazole-3-acetate | Intermediate | CS-ED-41872 | 183315-95-9 | Enquire |
Fine Chemicals
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 6-Amino-2,3-dimethyl-2H-indazole | Fine Chemicals | CS-EL-01205 | 444731-72-0 | In Stock |
| 6-Bromo-5-fluoro-1H-indazole | Fine Chemicals | CS-ED-42029 | 1286734-85-7 | Enquire |
| 6-Iodoindazole | Fine Chemicals | CS-M-51976 | 261953-36-0 | In Stock |
| 1H-Indazole-3-carbaldehyde | Fine Chemicals | CS-MM-60738 | 5235-10-9 | Enquire |
| 3-Bromoindazole | Fine Chemicals | CS-T-68641 | 40598-94-5 | Enquire |
| 4-Bromo-1H-indazole | Fine Chemicals | CS-M-33728 | 186407-74-9 | Enquire |
| 4-Nitro-1H-indazole | Fine Chemicals | CS-M-31917 | 2942-40-7 | Enquire |
| 5-Bromo-1H-indazole | Fine Chemicals | CS-M-52809 | 53857-57-1 | Enquire |
| 5-Methoxy-1H-indazole-3-carboxylic Acid | Fine Chemicals | CS-DJ-00097 | 90417-53-1 | Enquire |
| 6-Amino-3-methylindazole | Fine Chemicals | CS-MM-23179 | 79173-62-9 | Enquire |
| 6-Bromo-1H-indazole | Fine Chemicals | CS-M-33711 | 79762-54-2 | Enquire |
| 7-Bromo-1H-indazole | Fine Chemicals | CS-M-33866 | 53857-58-2 | Enquire |
| 7-Methoxy-1H-indazole-3-carboxylic Acid | Fine Chemicals | CS-T-57712 | 133841-08-4 | Enquire |
| 7-Nitro-1H-indazole | Fine Chemicals | CS-M-32867 | 2942-42-9 | Enquire |
Nitrosamine
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1-nitroso-1H-indazole-3-carboxylic acid | Nitrosamine | CS-O-39902 | Not Available | Enquire |
| 5-Nitro-1H-indazole-3-carboxylic acid | Nitrosamine | CS-O-54777 | 78155-76-7 | Enquire |
| 1-nitroso-1H-indazole-3-carbonitrile | Nitrosamine | CS-O-39901 | 98556-68-4 | Enquire |
Secondary Standards
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 2-Methyl-N-[(1R,3r,5S)-9-methyl-9-azabicyclo[3.3.1]non-3-yl]... | Secondary Standards | CS-SS-26345-50MG | 127472-42-8 | Enquire |
| N-[(1R,3r,5S)-9-Azabicyclo[3.3.1]non-3-yl]-1-methyl-1H-indaz... | Secondary Standards | CS-SS-26347-50MG | 141136-01-8 | Enquire |
| N-[(1R,3r,5S)-9-Methyl-9-azabicyclo[3.3.1]non-3-yl]-1H-indaz... | Secondary Standards | CS-SS-26346-50MG | 107007-95-4 | Enquire |
Heterocyclic
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 3-hydrazinoindazole | Heterocyclic | CS-ED-42025 | 91120-34-2 | Enquire |
Building Blocks
| COMPOUND | CATEGORY | CAT. No. | CAS. No. | STOCK STATUS |
|---|---|---|---|---|
| 1H-Indazole-4-boronic acid | Building Blocks | CS-M-53135 | 1023595-17-6 | Enquire |
| 1H-Indazole-5-boronic acid | Building Blocks | CS-M-53071 | 338454-14-1 | Enquire |
| 1H-Indazole-6-boronic acid | Building Blocks | CS-M-53070 | 885068-10-0 | Enquire |
| 1-Methyl-1H-indazole-3-carbonyl Chloride | Building Blocks | CS-T-94060 | 106649-02-9 | Enquire |
| 1-Methyl-1H-indazole-4-boronic acid | Building Blocks | CS-M-52699 | 1001907-60-3 | Enquire |
| 1-Methyl-1H-indazole-5-boronic acid | Building Blocks | CS-M-52708 | 590418-08-9 | Enquire |
| 1-Methyl-1H-indazole-7-boronic acid | Building Blocks | CS-M-52709 | 1001907-59-0 | Enquire |
| 2-Methylindazole-4-boronic acid | Building Blocks | CS-DV-01819 | 1001907-56-7 | Enquire |
| 3-Methyl-1H-indazole-5-boronic acid | Building Blocks | CS-M-53386 | 1245816-25-4 | Enquire |
| 3-Methyl-1H-indazole-6-boronic acid | Building Blocks | CS-M-53388 | 1245816-26-5 | Enquire |
| 3-Methyl-7-nitro-1H-indazole | Building Blocks | CS-O-36821 | 101420-66-0 | Enquire |
| 4-Bromo-7-(trifluoromethyl)-1H-indazole | Building Blocks | CS-EM-03270 | 1186334-79-1 | Enquire |
| 4-Methyl-1H-indazole-5-boronic acid | Building Blocks | CS-M-53036 | 1245816-09-4 | Enquire |
| 5-Methyl-1H-indazole-4-boronic acid | Building Blocks | CS-M-53035 | 1245816-10-7 | Enquire |
| 7-Methyl-1H-indazole-5-boronic acid | Building Blocks | CS-M-53137 | 1245816-07-2 | Enquire |
| Indazole | Building Blocks | CS-M-58021-5 GM | 271-44-3 | Enquire |
| N-Boc-indazole-5-boronic acid pinacol ester | Building Blocks | CS-DV-03650 | 864771-44-8 | Enquire |