![Molecular structure of 5-Bromo-1H-pyrazolo[3,4-b]pyridine (CAS 875781-17-2)](/images/chem_structures_svg/190/875781-17-2.svg)
5-Bromo-1H-pyrazolo[3,4-b]pyridine
Also known as: 5-Bromopyrazolo[3,4-b]pyridine, 1H-Pyrazolo[3,4-b]pyridine, 5-bromo-, 7-Aza-5-bromo-1H-indole, 5-bromo-1H-pyrazoio[3,4-b]pyridine, EOS-61661
5-Bromo-1H-pyrazolo[3,4-b]pyridine (CAS 875781-17-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4BrN3 and a molecular weight of 198.02 g/mol. Key properties include a melting point of 198.0 to 202.0 °C, a boiling point of 329.0±22.0 °C at 760 mmHg, a density of 1.9±0.1 g/cm3 and a flash point of 152.8±22.3 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 875781-17-2
- Jingsj CID
- J-1962200-5
- Molecular Formula
- C6H4BrN3
- Molecular Weight
- 198.02 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 198.0 to 202.0 °C |
|---|---|
| Boiling Point | 329.0±22.0 °C at 760 mmHg |
| Density | 1.9±0.1 g/cm3 |
| Flash Point | 152.8±22.3 °C |
| Exact Mass | 196.958847 |
| PSA | 41.57000 |
| LogP | 1.40 |
| Appearance | Solid |
| Vapor Pressure | 0.0±0.7 mmHg at 25°C |
| Refractive Index | 1.746 |
GHS Safety & Compliance
- H302 — Harmful if swallowed
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 5-Bromo-1H-pyrazolo[3,4-b]pyridine?
The CAS number of 5-Bromo-1H-pyrazolo[3,4-b]pyridine is 875781-17-2.
What are the molecular formula and molecular weight of 5-Bromo-1H-pyrazolo[3,4-b]pyridine?
5-Bromo-1H-pyrazolo[3,4-b]pyridine has molecular formula C6H4BrN3 and molecular weight 198.02 g/mol.
Is 5-Bromo-1H-pyrazolo[3,4-b]pyridine hazardous?
5-Bromo-1H-pyrazolo[3,4-b]pyridine has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.
What are the upstream and downstream products of 5-Bromo-1H-pyrazolo[3,4-b]pyridine?
For 5-Bromo-1H-pyrazolo[3,4-b]pyridine, Upstream Products: 5-Bromo-2-fluoropyridine-3-carboxaldehyde, 2-Bromomalonaldehyde, 3-Aminopyrazole; Downstream Products: 5-Bromo-3-iodo-1H-pyrazolo[3,4-b]pyridine, 1H-Pyrazolo[3,4-b]pyridine-5-carboxylic acid, Triphenylphosphine oxide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Bromo-1H-pyrazolo[3,4-b]pyridine (CAS 875781-17-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1962200-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.