1,2-Dimethylpropylamine
Also known as: 3-Methyl-2-butanamine, 3-Methyl-2-aminobutane, (±)-2-Amino-3-methylbutane, (±)-3-Methyl-2-butylamine, 1,2-Dimethylpropanamine, 2-Butanamine, 3-methyl-, 3-Methylbutan-2-amine, EINECS 209-949-7, MFCD00008081, UNII:1P7J19TM9E
1,2-Dimethylpropylamine (CAS 598-74-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C5H13N and a molecular weight of 87.163 g/mol. Key properties include a boiling point of 85.5±0.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of -27.8±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H312 — Harmful in contact with skin. It is listed by 3 suppliers, 2 of which publish reference prices, from 1.39 to 17.50 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 598-74-3
- Jingsj CID
- J-1972793-8
- Molecular Formula
- C5H13N
- Molecular Weight
- 87.163 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | >98.0%(GC)(T) 25ml | ¥34.84 | $0.21 /mlBest ¥1.39/ml CNY | CN China MOQ 25ml | |
In Stock | 98% 100ml | ¥1,028.00 | $1.54 /ml ¥10.28/ml CNY | CN China MOQ 100ml | |
Made to Order | 99% 100g | ¥1,750.00 | $2.62 /g ¥17.50/g CNY | CN China MOQ 100g |
Physicochemical Properties
| Boiling Point | 85.5±0.0 °C at 760 mmHg |
|---|---|
| Density | 0.8±0.1 g/cm3 |
| Flash Point | -27.8±0.0 °C |
| Exact Mass | 87.104797 |
| PSA | 26.02000 |
| LogP | 1.09 |
| Vapor Pressure | 69.2±0.1 mmHg at 25°C |
| Refractive Index | 1.411 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H314 — Causes severe skin burns and eye damage
Frequently Asked Questions
What is the CAS number of 1,2-Dimethylpropylamine?
The CAS number of 1,2-Dimethylpropylamine is 598-74-3.
What are the molecular formula and molecular weight of 1,2-Dimethylpropylamine?
1,2-Dimethylpropylamine has molecular formula C5H13N and molecular weight 87.163 g/mol.
Which suppliers offer 1,2-Dimethylpropylamine?
3 supplier(s) listed; reference unit price ¥1.39–17.50 /ml.
Is 1,2-Dimethylpropylamine hazardous?
1,2-Dimethylpropylamine has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H312 — Harmful in contact with skin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,2-Dimethylpropylamine (CAS 598-74-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1972793-8 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.