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N,N-Diethyl-m-toluidine

Also known as: 3-Methyl-N,N-diethylaniline, N,N-Diethyl-3-methylaniline, 3-Diethylaminotoluene, 3-Methyl-N,N-diethylbenzenamine, Benzenamine, N,N-diethyl-3-methyl-, m-Methyl(diethylamino)benzene

N,N-Diethyl-m-toluidine (CAS 91-67-8) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C11H17N and a molecular weight of 163.259 g/mol. Key properties include a boiling point of 243.6±9.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 98.4±11.7 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H311 — Toxic in contact with skin and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
91-67-8
Jingsj CID
J-33609-4
Molecular Formula
C11H17N
Molecular Weight
163.259 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point243.6±9.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point98.4±11.7 °C
Exact Mass163.136093
PSA3.24000
LogP3.85
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.531

GHS Safety & Compliance

Acute Toxicity / Environmental HazardSignal word: Danger
  • H301 — Toxic if swallowed
  • H311 — Toxic in contact with skin
  • H331 — Toxic if inhaled
  • H411 — Toxic to aquatic life with long lasting effects

Customs & Trade Information

HS Code2921430090
SummaryHS:2921430090 toluidines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of N,N-Diethyl-m-toluidine?

The CAS number of N,N-Diethyl-m-toluidine is 91-67-8.

What are the molecular formula and molecular weight of N,N-Diethyl-m-toluidine?

N,N-Diethyl-m-toluidine has molecular formula C11H17N and molecular weight 163.259 g/mol.

Is N,N-Diethyl-m-toluidine hazardous?

N,N-Diethyl-m-toluidine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H311 — Toxic in contact with skin; H331 — Toxic if inhaled.

What are the upstream and downstream products of N,N-Diethyl-m-toluidine?

For N,N-Diethyl-m-toluidine, Upstream Products: 3-Bromotoluene, Diethylamine, m-Toluidine; Downstream Products: 4-(Diethylamino)-2-methylbenzaldehyde.

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

Last updated:

How to cite: Jingsj. "N,N-Diethyl-m-toluidine (CAS 91-67-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33609-4 (accessed 2026-11-09).

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