5-Amino-1,3-diphenyl-1H-pyrazole

Also known as: 1,3-Diphenyl-1H-pyrazol-5-amine, 1,3-Diphenyl-1H-pyrazol-5-ylamine, 1,3-Diphenyl-5-aminopyrazole, 2,5-Diphenyl-2H-pyrazol-3-ylamine, 2,5-Diphenyl-3-aminopyrazole, 2,5-Diphenylpyrazol-3-amine, 5-Amino-1,3-diphenylpyrazole, Pyrazole, 5-amino-1,3-diphenyl-

5-Amino-1,3-diphenyl-1H-pyrazole (CAS 5356-71-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C15H13N3 and a molecular weight of 235.28400 g/mol. Key properties include a melting point of 129-132°C, a boiling point of 454ºC at 760mmHg, a density of 1.17g/cm3 and a flash point of 228.4ºC. 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.: 5356-71-8
Jingsj CID: J-42171-6
Molecular Formula: C₁₅H₁₃N₃
Molecular Weight: 235.28400 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	129-132°C
Boiling Point	454ºC at 760mmHg
Density	1.17g/cm3
Flash Point	228.4ºC
Exact Mass	235.11100
PSA	43.84000
LogP	3.70270
Refractive Index	1.646

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2933199090
Summary	2933199090. 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 5-Amino-1,3-diphenyl-1H-pyrazole?

The CAS number of 5-Amino-1,3-diphenyl-1H-pyrazole is 5356-71-8.

What are the molecular formula and molecular weight of 5-Amino-1,3-diphenyl-1H-pyrazole?

5-Amino-1,3-diphenyl-1H-pyrazole has molecular formula C15H13N3 and molecular weight 235.28400 g/mol.

Is 5-Amino-1,3-diphenyl-1H-pyrazole hazardous?

5-Amino-1,3-diphenyl-1H-pyrazole 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 5-Amino-1,3-diphenyl-1H-pyrazole?

For 5-Amino-1,3-diphenyl-1H-pyrazole, Upstream Products: 3-Oxo-3-phenylpropanenitrile, Phenylhydrazine, Iodobenzene; Downstream Products: 5(4H)-Oxazolone, 2-phenyl-4-(phenylmethylene)-, 1,3-Diphenyl-1H-pyrazole-4,5-diamine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "5-Amino-1,3-diphenyl-1H-pyrazole (CAS 5356-71-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42171-6 (accessed 2026-11-09).

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