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Methyl 3,4-diaminobenzoate

Also known as: 3,4-Diaminobenzoic acid methyl ester, Methyl 3,4-diaminobenzenecarboxylate, 4-Methoxycarbonyl-1,2-benzenediamine, 4-Carbomethoxy-o-phenylenediamine, Benzoic acid, 3,4-diamino-, methyl ester, MFCD00017098

Methyl 3,4-diaminobenzoate (CAS 36692-49-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10N2O2 and a molecular weight of 166.177 g/mol. Key properties include a melting point of 107-109°C, a boiling point of 376.9±22.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 224.6±18.7 °C. It is classified under GHS with signal word Danger and hazard statements 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.
36692-49-6
Jingsj CID
J-1103024-3
Molecular Formula
C8H10N2O2
Molecular Weight
166.177 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point107-109°C
Boiling Point376.9±22.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point224.6±18.7 °C
Exact Mass166.074234
PSA78.34000
LogP0.63
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.623

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Methyl 3,4-diaminobenzoate?

The CAS number of Methyl 3,4-diaminobenzoate is 36692-49-6.

What are the molecular formula and molecular weight of Methyl 3,4-diaminobenzoate?

Methyl 3,4-diaminobenzoate has molecular formula C8H10N2O2 and molecular weight 166.177 g/mol.

Is Methyl 3,4-diaminobenzoate hazardous?

Methyl 3,4-diaminobenzoate has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H319 — Causes serious eye irritation.

What are the upstream and downstream products of Methyl 3,4-diaminobenzoate?

For Methyl 3,4-diaminobenzoate, Upstream Products: Methanol, 3,4-Diaminobenzoic acid, Methyl 4-amino-3-nitrobenzoate; Downstream Products: Methyl 2-thioxo-2,3-dihydro-1H-benzo[d]imidazole-5-carboxylate, Methyl 2,3-dioxo-1,2,3,4-tetrahydroquinoxaline-6-carboxylate, Methyl 2-amino-1H-benzimidazole-5-carboxylate.

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

Last updated:

How to cite: Jingsj. "Methyl 3,4-diaminobenzoate (CAS 36692-49-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1103024-3 (accessed 2026-11-09).

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