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3-(Dimethylamino)propionitrile

Also known as: Dimethylaminopropionitrile, 3-(Dimethylamino)propanenitrile, β-Dimethylaminopropionitrile, DMAPN, N,N-dimethyl-3-aminopropionitrile, 2-Dimethylaminoethyl cyanide, Propanenitrile, 3-(dimethylamino)-, MFCD00001957, EINECS 217-090-4

3-(Dimethylamino)propionitrile (CAS 1738-25-6) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H10N2 and a molecular weight of 98.14630 g/mol. Key properties include a melting point of −43 °C(lit.), a boiling point of 171 °C750 mm Hg(lit.), a density of 0.87 g/mL at 25 °C(lit.) and a flash point of 62.8 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
1738-25-6
Jingsj CID
J-4113-9
Molecular Formula
C5H10N2
Molecular Weight
98.14630 g/mol
Category
Nitrogen Compounds
Last updated
11/2/2026

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Physicochemical Properties

Melting Point−43 °C(lit.)
Boiling Point171 °C750 mm Hg(lit.)
Density0.87 g/mL at 25 °C(lit.)
Flash Point62.8 °C
Exact Mass98.08440
PSA27.03000
LogP0.46168
Vapor Pressure1.24mmHg at 25°C
Refractive Indexn20/D 1.426(lit.)
Additional Property0.5 g/L (20 ºC)

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H319 — Causes serious eye irritation

Customs & Trade Information

HS Code2926909090
SummaryHS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-(Dimethylamino)propionitrile?

The CAS number of 3-(Dimethylamino)propionitrile is 1738-25-6.

What are the molecular formula and molecular weight of 3-(Dimethylamino)propionitrile?

3-(Dimethylamino)propionitrile has molecular formula C5H10N2 and molecular weight 98.14630 g/mol.

Is 3-(Dimethylamino)propionitrile hazardous?

3-(Dimethylamino)propionitrile has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 3-(Dimethylamino)propionitrile?

For 3-(Dimethylamino)propionitrile, Upstream Products: Dimethylamine, Acrylonitrile, 3-Hydroxypropionitrile; Downstream Products: 3-(dimethylamino)-1-phenylpropan-1-one, 5-[2-(Dimethylamino)ethyl]-1,3,4-thiadiazol-2-amine, 1-(Methylamino)anthraquinone.

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-(Dimethylamino)propionitrile (CAS 1738-25-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4113-9 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.