1,4-Diphenylpiperazine

Also known as: Piperazine, 1,4-diphenyl-, N,N'-Diphenylpiperazine, 1,4-diphenylpiperazine, 1,4-diphenyl-piperazine, N,N-diphenyl-1,4-diazine, Piperazine,4-diphenyl, N,N-1,4-diphenylpiperazine

1,4-Diphenylpiperazine (CAS 613-39-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H18N2 and a molecular weight of 238.32800 g/mol. Key properties include a boiling point of 390.2ºC at 760 mmHg, a density of 1.098g/cm3 and a flash point of 176ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 613-39-8
Jingsj CID: J-1394251-3
Molecular Formula: C₁₆H₁₈N₂
Molecular Weight: 238.32800 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	390.2ºC at 760 mmHg
Density	1.098g/cm3
Flash Point	176ºC
Exact Mass	238.14700
PSA	6.48000
LogP	3.14320
Refractive Index	1.602

Customs & Trade Information

HS Code	2933599090
Summary	2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring 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 1,4-Diphenylpiperazine?

The CAS number of 1,4-Diphenylpiperazine is 613-39-8.

What are the molecular formula and molecular weight of 1,4-Diphenylpiperazine?

1,4-Diphenylpiperazine has molecular formula C16H18N2 and molecular weight 238.32800 g/mol.

What are the upstream and downstream products of 1,4-Diphenylpiperazine?

For 1,4-Diphenylpiperazine, Upstream Products: Piperazine, Chlorobenzene, Iodobenzene; Downstream Products: 4,4'-(Piperazine-1,4-diyl)dibenzaldehyde.

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. "1,4-Diphenylpiperazine (CAS 613-39-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1394251-3 (accessed 2026-11-09).

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