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3-Fluorobenzoic hydrazide

Also known as: 3-Fluorobenzhydrazide, 3-Fluorobenzoic acid hydrazide, 3-Fluorobenzohydrazide, m-Fluorobenzhydrazide, 3-fluorobenzohydrazide

3-Fluorobenzoic hydrazide (CAS 499-55-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H7FN2O and a molecular weight of 154.14200 g/mol. Key properties include a melting point of 138 °C, a boiling point of 312.6ºC at 760 mmHg, a density of 1.272 g/cm3 and a flash point of 142.8ºC. 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.
499-55-8
Jingsj CID
J-9333-4
Molecular Formula
C7H7FN2O
Molecular Weight
154.14200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point138 °C
Boiling Point312.6ºC at 760 mmHg
Density1.272 g/cm3
Flash Point142.8ºC
Exact Mass154.05400
PSA55.12000
LogP1.52040

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 3-Fluorobenzoic hydrazide?

The CAS number of 3-Fluorobenzoic hydrazide is 499-55-8.

What are the molecular formula and molecular weight of 3-Fluorobenzoic hydrazide?

3-Fluorobenzoic hydrazide has molecular formula C7H7FN2O and molecular weight 154.14200 g/mol.

Is 3-Fluorobenzoic hydrazide hazardous?

3-Fluorobenzoic hydrazide 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-Fluorobenzoic hydrazide?

For 3-Fluorobenzoic hydrazide, Upstream Products: Methyl 3-fluorobenzoate, Ethyl 3-fluorobenzoate, 3-Fluorobenzoic acid; Downstream Products: 5-(3-fluorophenyl)-1,3,4-oxadiazole-2-thiol.

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-Fluorobenzoic hydrazide (CAS 499-55-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9333-4 (accessed 2026-11-09).

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