![Molecular structure of [2,2'-Bipyridine]-4,4'-dicarbaldehyde (CAS 99970-84-0)](/images/chem_structures_svg/410/99970-84-0.svg)
[2,2'-Bipyridine]-4,4'-dicarbaldehyde
Also known as: 2,2'-Bipyridine-4,4'-dicarboxaldehyde, 2,2'-Bipyridyl-4,4'-dicarboxaldehyde, 2,2'-bipyridine]-4,4'-dicarbaldehyde, 2,2']bipyridinyl-4,4'-dicarbaldehyde, 2-(4-formylpyridin-2-yl)pyridine-4-carbaldehyde, [2,2'-Bipyridine]-4,4'-dicarbaldehyde, [2,2']bipyridinyl-4,4'-dicarbaldehyde, MFCD00667770
[2,2'-Bipyridine]-4,4'-dicarbaldehyde (CAS 99970-84-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H8N2O2 and a molecular weight of 212.20400 g/mol. Key properties include a melting point of 188ºC (dec.)(lit.), a boiling point of 434.4ºC at 760 mmHg, a density of 1.289g/cm3 and a flash point of 217.3ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 99970-84-0
- Jingsj CID
- J-32261-2
- Molecular Formula
- C12H8N2O2
- Molecular Weight
- 212.20400 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 188ºC (dec.)(lit.) |
|---|---|
| Boiling Point | 434.4ºC at 760 mmHg |
| Density | 1.289g/cm3 |
| Flash Point | 217.3ºC |
| Exact Mass | 212.05900 |
| PSA | 59.92000 |
| LogP | 1.76860 |
| Refractive Index | 1.657 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933399090 |
|---|---|
| Summary | 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. 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 [2,2'-Bipyridine]-4,4'-dicarbaldehyde?
The CAS number of [2,2'-Bipyridine]-4,4'-dicarbaldehyde is 99970-84-0.
What are the molecular formula and molecular weight of [2,2'-Bipyridine]-4,4'-dicarbaldehyde?
[2,2'-Bipyridine]-4,4'-dicarbaldehyde has molecular formula C12H8N2O2 and molecular weight 212.20400 g/mol.
Is [2,2'-Bipyridine]-4,4'-dicarbaldehyde hazardous?
[2,2'-Bipyridine]-4,4'-dicarbaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of [2,2'-Bipyridine]-4,4'-dicarbaldehyde?
For [2,2'-Bipyridine]-4,4'-dicarbaldehyde, Upstream Products: [2,2'-Bipyridine]-4,4'-diyldimethanol, 4,4'-Dimethyl-2,2'-bipyridine, 2,2'-Bipyridine-4,4'-dicarboxylic acid; Downstream Products: 2,2'-Bipyridine-4,4'-dicarboxylic acid, Dimethyl [2,2'-bipyridine]-4,4'-dicarboxylate, [2,2'-Bipyridine]-4,4'-diyldimethanol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "[2,2'-Bipyridine]-4,4'-dicarbaldehyde (CAS 99970-84-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32261-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.