2,6-Diaminopyridine
Also known as: 2,6-Pyridinediamine, 2,6-DAP, Diaminopyridine, EINECS 205-507-2, Pyridine,2,6-diamino, pyridine-2,6-diamine
2,6-Diaminopyridine (CAS 141-86-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H7N3 and a molecular weight of 109.13 g/mol. Key properties include a melting point of 117-122 °C(lit.), a boiling point of 285.0±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 161.3±9.5 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H319 — Causes serious eye irritation. It is listed by 1 supplier, from 1.44 to 13.08 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 141-86-6
- Jingsj CID
- J-29501-7
- Molecular Formula
- C5H7N3
- Molecular Weight
- 109.13 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 98% 500g | ¥720.00 | $0.22 /gBest ¥1.44/g CNY | CN China MOQ 500g | |
In Stock | 98% 100g | ¥180.00 | $0.27 /g ¥1.80/g CNY | CN China MOQ 100g | |
In Stock | 98% 25g | ¥100.00 | $0.6 /g ¥4.00/g CNY | CN China MOQ 25g |
Physicochemical Properties
| Melting Point | 117-122 °C(lit.) |
|---|---|
| Boiling Point | 285.0±0.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 161.3±9.5 °C |
| Exact Mass | 109.063995 |
| PSA | 64.93000 |
| LogP | 0.55 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.676 |
| Additional Property | 9.9 g/100 mL (20 ºC) |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- 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 2,6-Diaminopyridine?
The CAS number of 2,6-Diaminopyridine is 141-86-6.
What are the molecular formula and molecular weight of 2,6-Diaminopyridine?
2,6-Diaminopyridine has molecular formula C5H7N3 and molecular weight 109.13 g/mol.
Which suppliers offer 2,6-Diaminopyridine?
1 supplier(s) listed; reference unit price ¥1.44–13.08 /g.
Is 2,6-Diaminopyridine hazardous?
2,6-Diaminopyridine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H319 — Causes serious eye irritation.
What are the upstream and downstream products of 2,6-Diaminopyridine?
For 2,6-Diaminopyridine, Upstream Products: 2,6-Dibromopyridine, 2-Amino-6-chloropyridine, Glutaronitrile; Downstream Products: tert-Butyl (6-aminopyridin-2-yl)carbamate, 5-Bromo-3-methylimidazo[1,2-a]pyridine, 5,7-Dimethyl-1,8-naphthyridin-2-amine.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,6-Diaminopyridine (CAS 141-86-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29501-7 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.