Skip to main content

1,3-Dimethyl-1H-pyrazol-5-amine

Also known as: 1,3-Dimethyl-1H-pyrazol-5-amine, 5-Amino-1,3-dimethylpyrazole, 1,3-Dimethyl-5-amino pyrazole, 1,3-dimethyl-1H-pyrazole-5-amine, 1,3-dimethyl-5-amino-1H-pyrazole, 2,5-dimethylpyrazol-3-amine, 2,5-DIMETHYL-2H-PYRAZOL-3-YLAMINE, 3-AMINO-2,5-DIMETHYL-2H-PYRAZOLE, 3-dimethyl-1H-pyrazol-5-amine, 1,3-Dimethyl-1H-pyrazol-5-ylamine

1,3-Dimethyl-1H-pyrazol-5-amine (CAS 3524-32-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H9N3 and a molecular weight of 111.145 g/mol. Key properties include a melting point of 65-69 °C(lit.), a boiling point of 234.7±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 95.8±21.8 °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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3524-32-1
Jingsj CID
J-21313-8
Molecular Formula
C5H9N3
Molecular Weight
111.145 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point65-69 °C(lit.)
Boiling Point234.7±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point95.8±21.8 °C
Exact Mass111.079643
PSA43.84000
LogP0.01
Vapor Pressure0.1±0.5 mmHg at 25°C
Refractive Index1.582

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933199090
Summary2933199090. other compounds containing an unfused pyrazole 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 1,3-Dimethyl-1H-pyrazol-5-amine?

The CAS number of 1,3-Dimethyl-1H-pyrazol-5-amine is 3524-32-1.

What are the molecular formula and molecular weight of 1,3-Dimethyl-1H-pyrazol-5-amine?

1,3-Dimethyl-1H-pyrazol-5-amine has molecular formula C5H9N3 and molecular weight 111.145 g/mol.

Is 1,3-Dimethyl-1H-pyrazol-5-amine hazardous?

1,3-Dimethyl-1H-pyrazol-5-amine 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 1,3-Dimethyl-1H-pyrazol-5-amine?

For 1,3-Dimethyl-1H-pyrazol-5-amine, Upstream Products: 3-Aminocrotononitrile, 3-Oxobutanenitrile, 3-amino-2-butenenitrile; Downstream Products: 5-Isothiocyanato-1,3-dimethyl-1H-pyrazole, Diethyl 2-[[(1,3-dimethyl-1H-pyrazol-5-yl)amino]methylidene]malonate, N,1,3-Trimethyl-1H-pyrazol-5-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. "1,3-Dimethyl-1H-pyrazol-5-amine (CAS 3524-32-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21313-8 (accessed 2026-11-09).

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