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Phenelzine

Also known as: (2-Phenethyl)hydrazine, (2-Phenylethyl)hydrazine, 1-(2-Phenethyl)hydrazine, 2-Phenelzine, 2-phenylethylhydrazine, EINECS 200-117-9, Fenelzina, Fenelzyna, Fenelzyne, Hydrazine, (2-phenylethyl)-, MFCD00047825, N-(2-phenylethyl)hydrazine, Nardil, Phenalzine, Phenelzinum, β-Phenylethylhydrazine, phenethyl hydrazine

Phenelzine (CAS 51-71-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H12N2 and a molecular weight of 136.194 g/mol. Key properties include a boiling point of 281.4±19.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 143.7±25.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51-71-8
Jingsj CID
J-39599-5
Molecular Formula
C8H12N2
Molecular Weight
136.194 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point281.4±19.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point143.7±25.1 °C
Exact Mass136.100052
PSA38.05000
LogP1.14
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.550
Storage Conditions2-8℃

Customs & Trade Information

HS Code2928000090
Summary2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Phenelzine?

The CAS number of Phenelzine is 51-71-8.

What are the molecular formula and molecular weight of Phenelzine?

Phenelzine has molecular formula C8H12N2 and molecular weight 136.194 g/mol.

What are the upstream and downstream products of Phenelzine?

For Phenelzine, Upstream Products: (2-Chloroethyl)benzene, (2-Bromoethyl)benzene, Phenethyl alcohol.

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

Last updated:

How to cite: Jingsj. "Phenelzine (CAS 51-71-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39599-5 (accessed 2026-11-06).

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