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4-Bromophenylhydrazine hydrochloride

Also known as: 4-Bromophenylhydrazine monohydrochloride, p-Bromophenylhydrazine hydrochloride, 1-(4-bromophenyl)hydrazine hydrochloride, 4-Bromophenylhydrazine HCl, 4-Bromophenylhydrazinium chloride, Hydrazine, (4-bromophenyl)-, monohydrochloride, Hydrazine, (p-bromophenyl)-, monohydrochloride, WLN: ZMR DE &GH, [(4-bromophenyl)amino]azanium chloride, MFCD00012941, EINECS 628-672-6

4-Bromophenylhydrazine hydrochloride (CAS 622-88-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H8BrClN2 and a molecular weight of 223.498 g/mol. Key properties include a melting point of 220-230 °C (dec.)(lit.), a boiling point of 285.6ºC at 760 mmHg and a flash point of 126.5ºC. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
622-88-8
Jingsj CID
J-1103700-6
Molecular Formula
C6H8BrClN2
Molecular Weight
223.498 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point220-230 °C (dec.)(lit.)
Boiling Point285.6ºC at 760 mmHg
Flash Point126.5ºC
Exact Mass221.955933
PSA38.05000
LogP3.31000

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

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-Bromophenylhydrazine hydrochloride?

The CAS number of 4-Bromophenylhydrazine hydrochloride is 622-88-8.

What are the molecular formula and molecular weight of 4-Bromophenylhydrazine hydrochloride?

4-Bromophenylhydrazine hydrochloride has molecular formula C6H8BrClN2 and molecular weight 223.498 g/mol.

Is 4-Bromophenylhydrazine hydrochloride hazardous?

4-Bromophenylhydrazine hydrochloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 4-Bromophenylhydrazine hydrochloride?

For 4-Bromophenylhydrazine hydrochloride, Upstream Products: 4-Bromoaniline, Phenylhydrazine; Downstream Products: 8-bromo-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole, 5-Bromotryptophol, 2-(4-Bromophenyl)thiophene.

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-Bromophenylhydrazine hydrochloride (CAS 622-88-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1103700-6 (accessed 2026-11-09).

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