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3-(4-Methoxyphenyl)-1H-pyrazol-5-amine

Also known as: 1H-Pyrazol-3-amine, 5-(4-methoxyphenyl)-, 1H-Pyrazol-5-amine, 3-(4-methoxyphenyl)-, 3-(4'-methoxyphenyl)-5-aminopyrazole, 3-Amino-5-(4-methoxyphenyl)-1H-pyrazole, 3-Amino-5-(4-methoxyphenyl)pyrazole, 5-(4-Methoxy-phenyl)-2H-pyrazol-3-ylamine, 5-(4-Methoxyphenyl)-1H-pyrazol-3-amine, 5-(4-methoxyphenyl)-1H-pyrazol-3-amine, 5-(4-methoxyphenyl)-1H-pyrazole-3-amine, 5-Amino-3-(4-methoxyphenyl)-1H-pyrazole, 5-Amino-3-(4-methoxyphenyl)pyrazole

3-(4-Methoxyphenyl)-1H-pyrazol-5-amine (CAS 19541-95-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H11N3O and a molecular weight of 189.214 g/mol. Key properties include a melting point of 143-145°C, a boiling point of 466.4±40.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 235.9±27.3 °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.
19541-95-8
Jingsj CID
J-1508182-0
Molecular Formula
C10H11N3O
Molecular Weight
189.214 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point143-145°C
Boiling Point466.4±40.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point235.9±27.3 °C
Exact Mass189.090210
PSA63.93000
LogP1.15
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.630

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 3-(4-Methoxyphenyl)-1H-pyrazol-5-amine?

The CAS number of 3-(4-Methoxyphenyl)-1H-pyrazol-5-amine is 19541-95-8.

What are the molecular formula and molecular weight of 3-(4-Methoxyphenyl)-1H-pyrazol-5-amine?

3-(4-Methoxyphenyl)-1H-pyrazol-5-amine has molecular formula C10H11N3O and molecular weight 189.214 g/mol.

Is 3-(4-Methoxyphenyl)-1H-pyrazol-5-amine hazardous?

3-(4-Methoxyphenyl)-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 3-(4-Methoxyphenyl)-1H-pyrazol-5-amine?

For 3-(4-Methoxyphenyl)-1H-pyrazol-5-amine, Upstream Products: 4-Methoxybenzoylacetonitrile, 3-Chloro-3-(4-methoxyphenyl)acrylonitrile, Methyl 4-methoxybenzoate; Downstream Products: 5,7-Dichloro-2-(4-methoxyphenyl)pyrazolo[1,5-a]pyrimidine.

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-(4-Methoxyphenyl)-1H-pyrazol-5-amine (CAS 19541-95-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508182-0 (accessed 2026-11-09).

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