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4-Methylbenzenesulfonhydrazide

Also known as: p-Toluenesulfonhydrazide, p-Toluenesulfonyl hydrazide, Tosylhydrazide, Tosylhydrazine, TSH, PTSH, 4-Methylbenzenesulfonylhydrazide, 4-Toluenesulphonyl hydrazide, Foamer TSH, p-Toluenesulfonic acid hydrazide, toluene-4-sulfonhydrazide

4-Methylbenzenesulfonhydrazide (CAS 1576-35-8) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C7H10N2O2S and a molecular weight of 186.232 g/mol. Key properties include a melting point of 103-108 °C(lit.), a boiling point of 340.5±35.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 159.7±25.9 °C. It is classified under GHS with signal word Danger and hazard statements H242, H301 — Toxic if swallowed and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1576-35-8
Jingsj CID
J-19002-2
Molecular Formula
C7H10N2O2S
Molecular Weight
186.232 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point103-108 °C(lit.)
Boiling Point340.5±35.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point159.7±25.9 °C
Exact Mass186.046295
PSA80.57000
LogP0.32
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.576
Additional Property5 g/L (15 ºC)

GHS Safety & Compliance

Flammable / Acute ToxicitySignal word: Danger
  • H242
  • H301 — Toxic if swallowed
  • H319 — Causes serious eye irritation

Customs & Trade Information

HS Code29280090

Frequently Asked Questions

What is the CAS number of 4-Methylbenzenesulfonhydrazide?

The CAS number of 4-Methylbenzenesulfonhydrazide is 1576-35-8.

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

4-Methylbenzenesulfonhydrazide has molecular formula C7H10N2O2S and molecular weight 186.232 g/mol.

Is 4-Methylbenzenesulfonhydrazide hazardous?

4-Methylbenzenesulfonhydrazide has GHS signal word Danger and hazard statements H242; H301 — Toxic if swallowed; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 4-Methylbenzenesulfonhydrazide?

For 4-Methylbenzenesulfonhydrazide, Upstream Products: p-Toluenesulfonyl chloride, Benzaldehyde p-Toluenesulfonylhydrazone, Ethanol; Downstream Products: p-Toluenesulfonylhydrazide-N,N,N-d3, 2-(p-toluenesulfonyl)acetophenone, Acetophenone tosylhydrazone.

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-Methylbenzenesulfonhydrazide (CAS 1576-35-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19002-2 (accessed 2026-11-06).

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