3-Iodopyridine
Also known as: 3-Iodopyridine, 3-Iodo Pyrdine, 3-Pyridyl iodide, 3-iodo-pyridine, Pyridine, 3-iodo-, EINECS 214-322-6, MFCD00023553
3-Iodopyridine (CAS 1120-90-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4IN and a molecular weight of 205.0 g/mol. Key properties include a melting point of 53 - 56 °C, a boiling point of 215.4±13.0 °C at 760 mmHg, a density of 1.957 g/cm³ and a flash point of 106.7 °C. 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. It is listed by 1 supplier, from 1.60 to 1.60 CNY per 500g. Record last updated Nov 2, 2026.
- CAS No.
- 1120-90-7
- Jingsj CID
- J-1503637-5
- Molecular Formula
- C5H4IN
- Molecular Weight
- 205.0 g/mol
- Category
- Pharma Intermediates
- Last updated
- 11/2/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99% 500g | ¥800.00 | $0.24 /gBest ¥1.60/g CNY | CN China MOQ 500g |
Physicochemical Properties
| Melting Point | 53 - 56 °C |
|---|---|
| Boiling Point | 215.4±13.0 °C at 760 mmHg |
| Density | 1.957 g/cm³ |
| Flash Point | 106.7 °C |
| Exact Mass | 204.938828 |
| PSA | 12.89000 |
| LogP | 1.80 |
| Vapor Pressure | 0.2±0.4 mmHg at 25°C |
| Refractive Index | 1.630 |
| SMILES | C1=CC(=CN=C1)I |
| InChIKey | XDELKSRGBLWMBA-UHFFFAOYSA-N |
| InChI | 1S/C5H4IN/c6-5-2-1-3-7-4-5/h1-4H |
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 3-Iodopyridine?
The CAS number of 3-Iodopyridine is 1120-90-7.
What are the molecular formula and molecular weight of 3-Iodopyridine?
3-Iodopyridine has molecular formula C5H4IN and molecular weight 205.0 g/mol.
Which suppliers offer 3-Iodopyridine?
1 supplier(s) listed; reference unit price ¥1.60–1.60 /g.
Is 3-Iodopyridine hazardous?
3-Iodopyridine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Iodopyridine (CAS 1120-90-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503637-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.