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Fenuron

Also known as: 1,1-Dimethyl-3-phenylurea, N,N-Dimethyl-N'-phenylurea, 3-Phenyl-1,1-dimethylurea, Dybar, Fenidin, Fenulon, KAYRON, PDU, Beet-Kleen, Dibar, Electrum, Falisilvan, Premalox, Quintex, URAB

Fenuron (CAS 101-42-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H12N2O and a molecular weight of 164.204 g/mol. Key properties include a melting point of 133-134ºC, a boiling point of 276.3±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 120.9±22.6 °C. It is classified under GHS with signal word Warning and hazard statements 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.
101-42-8
Jingsj CID
J-36750-0
Molecular Formula
C9H12N2O
Molecular Weight
164.204 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point133-134ºC
Boiling Point276.3±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point120.9±22.6 °C
Exact Mass164.094955
PSA32.34000
LogP1.45
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.524

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2924299012
Summary2924299012 but-3-yn-2-yl (3-chlorophenyl)carbamate。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Fenuron?

The CAS number of Fenuron is 101-42-8.

What are the molecular formula and molecular weight of Fenuron?

Fenuron has molecular formula C9H12N2O and molecular weight 164.204 g/mol.

Is Fenuron hazardous?

Fenuron has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Fenuron?

For Fenuron, Upstream Products: Dimethylamine, Dimethylamine hydrochloride, Formanilide; Downstream Products: Dimethylamine, 2-Amino-N,N-dimethylbenzamide, 4-amino-N,N-dimethylbenzamide.

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

Last updated:

How to cite: Jingsj. "Fenuron (CAS 101-42-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36750-0 (accessed 2026-11-09).

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