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1-Acetyl-2-phenylhydrazine

Also known as: N-Acetylphenylhydrazine, N'-Phenylacetohydrazide, N-Acetyl-N'-phenylhydrazine, 2-Phenylacetohydrazide, Pyrodin, Pyrodine, 1-Acetyl-2-phenylhydrazide, Acetyl phenylhydrazine, APH

1-Acetyl-2-phenylhydrazine (CAS 114-83-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O and a molecular weight of 150.17800 g/mol. Key properties include a melting point of 128-131 °C(lit.), a boiling point of 214.1ºC at 760mmHg and a density of 1.143g/cm3. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
114-83-0
Jingsj CID
J-47899-9
Molecular Formula
C8H10N2O
Molecular Weight
150.17800 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point128-131 °C(lit.)
Boiling Point214.1ºC at 760mmHg
Density1.143g/cm3
Exact Mass150.07900
PSA41.13000
LogP1.61350
Vapor Pressure1E-06mmHg at 25°C

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code29280090

Frequently Asked Questions

What is the CAS number of 1-Acetyl-2-phenylhydrazine?

The CAS number of 1-Acetyl-2-phenylhydrazine is 114-83-0.

What are the molecular formula and molecular weight of 1-Acetyl-2-phenylhydrazine?

1-Acetyl-2-phenylhydrazine has molecular formula C8H10N2O and molecular weight 150.17800 g/mol.

Is 1-Acetyl-2-phenylhydrazine hazardous?

1-Acetyl-2-phenylhydrazine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.

What are the upstream and downstream products of 1-Acetyl-2-phenylhydrazine?

For 1-Acetyl-2-phenylhydrazine, Upstream Products: Acetamide, Phenylhydrazine, acetic acid; Downstream Products: 1H-Indazole-3-carboxylic acid, Acetamide, Pentafluorobenzene.

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-Acetyl-2-phenylhydrazine (CAS 114-83-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47899-9 (accessed 2026-11-09).

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