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4-bromobenzhydrazide

Also known as: 4-bromobenzohydrazide, 4-bromobenzoylhydrazine, 4-bromobenzoic acid hydrazide, p-bromobenzhydrazide, Benzoic acid, 4-bromo-, hydrazide

4-bromobenzhydrazide (CAS 5933-32-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H7BrN2O and a molecular weight of 215.047 g/mol. Key properties include a melting point of 167-169°C, a boiling point of 353.2ºC at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 167.4ºC. 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.
5933-32-4
Jingsj CID
J-1367108-4
Molecular Formula
C7H7BrN2O
Molecular Weight
215.047 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point167-169°C
Boiling Point353.2ºC at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point167.4ºC
Exact Mass213.974167
PSA55.12000
LogP1.28
Refractive Index1.615

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 4-bromobenzhydrazide?

The CAS number of 4-bromobenzhydrazide is 5933-32-4.

What are the molecular formula and molecular weight of 4-bromobenzhydrazide?

4-bromobenzhydrazide has molecular formula C7H7BrN2O and molecular weight 215.047 g/mol.

Is 4-bromobenzhydrazide hazardous?

4-bromobenzhydrazide 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 4-bromobenzhydrazide?

For 4-bromobenzhydrazide, Upstream Products: Ethyl 4-bromobenzoate, Methyl 4-bromobenzoate, 4-Bromobenzoic acid; Downstream Products: 2-(4-bromophenyl)-1,3,4-oxadiazole, 2,5-Bis(4-bromophenyl)-1,3,4-oxadiazole, 2-(4-Bromophenyl)-5-phenyl-1,3,4-oxadiazole.

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

Last updated:

How to cite: Jingsj. "4-bromobenzhydrazide (CAS 5933-32-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367108-4 (accessed 2026-11-09).

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