5-(1H-Pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-2-carboxylic acid CAS 658696-08-3
| CAS No. | 658696-08-3 |
| Molecular Formula | C11H8N4O2 |
| Molecular Weight | 228.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-(1H-Pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-2-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
5-(1H-Pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-2-carboxylic acid (CAS 658696-08-3), molecular formula C11H8N4O2 and molecular weight 228.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 5-(1H-Pyrazolo[3,4-b]pyridin-3-yl)-1H-pyrrole-2-carboxylic acid (C11H8N4O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 228.21 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H8N4O2 |
| Molecular Weight | 228.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
Related H Standards
- 1H-Pyrazolo[4,3-c]pyridin-3-amine, 4,5,6,7-tetrahydro-5-(phenylmethyl)- (CAS 682732-81-6)
- 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 3-bromo-1,6-dihydro-1-methyl- (CAS 68479-27-6)
- 1-(Pyrazolo[1,5-a]pyrazin-4-yl)-1H-imidazole-4-carboxylic acid (CAS 1707373-01-0)
- 1-(Pyrazolo[1,5-a]pyrazin-4-yl)-1H-pyrazole-3-carboxylic acid (CAS 1707566-47-9)
- 5-Methyl-2-(pyrazolo[1,5-a]pyrazin-3-yl)pyrimidin-4-ol (CAS 1330044-24-0)
- 1H-Pyrazolo[4,3-d]pyrimidine, 3-bromo-1-ethyl- (CAS 1357143-39-5)
- 1H-Pyrazolo[4,3-d]pyrimidine, 3-bromo-1,5-dimethyl- (CAS 1781514-84-8)
- Pyrazolo[1,5-a]pyrimidine-3-carbonitrile, 5,7-dichloro-2-methyl- (CAS 1310131-77-1)
Recommended Standards
- 4-Nitro-2-(1H-pyrazol-3-yl)-1H-indole (CAS 827317-33-9)
- 5-Amino-[1,2,3]triazolo[1,5-a]quinazoline-3-carboxamide (CAS 52459-32-2)
- 4-[(4-Nitro-1h-pyrazol-1-yl)methyl]benzonitrile (CAS 91136-08-2)
- 5-Amino-2-(4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-1,2,4-triazin-3(2H)-one (CAS 50-92-0)
- 2-Bromo-n-(pyrazin-2-yl)acetamide (CAS 787628-96-0)
- 2-Amino-2-(5-bromothiophen-2-yl)acetic acid (CAS 500718-17-2)
- N-Ethyl-N-(2-(methylamino)cyclohexyl)acetamide (CAS 1353979-48-2)
- 3-(3-Methoxyphenoxy)azetidine (CAS 954220-79-2)
- N-[(2-Chlorophenyl)methyl]hydroxylamine (CAS 55606-45-6)
- 2-(1-(Cyclopropylmethyl)piperidin-4-yl)-1-(4-fluorophenyl)ethan-1-one (CAS 135135-80-7)
- Butyl[(2-methoxyphenyl)methyl]amine hydrochloride (CAS 1158579-56-6)
- (R)-3-Amino-2,3-dihydrobenzo[b][1,4]thiazepin-4(5H)-one hydrochloride (CAS 1838205-68-7)
- 2-Phenylpropionaldehyde (CAS 93-53-8)
- Tyr-Proinsulin C-Peptide (55-89) (human) (CAS 139532-11-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com