Methyl L-tryptophanate

Also known as: (S)-(-)-tryptophan methyl ester, L-Tryptophan methyl ester, Methyl (2S)-2-amino-3-(1H-indol-3-yl)propanoate, S-Tryptophan methyl ester, Tryptophan, methyl ester, L-

Methyl L-tryptophanate (CAS 4299-70-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14N2O2 and a molecular weight of 218.252 g/mol. Key properties include a melting point of 91-92℃, a boiling point of 390.6±27.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 190.0±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4299-70-1
Jingsj CID: J-1516115-6
Molecular Formula: C₁₂H₁₄N₂O₂
Molecular Weight: 218.252 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	91-92℃
Boiling Point	390.6±27.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	190.0±23.7 °C
Exact Mass	218.105530
PSA	68.11000
LogP	1.19
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.633

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Methyl L-tryptophanate?

The CAS number of Methyl L-tryptophanate is 4299-70-1.

What are the molecular formula and molecular weight of Methyl L-tryptophanate?

Methyl L-tryptophanate has molecular formula C12H14N2O2 and molecular weight 218.252 g/mol.

What are the upstream and downstream products of Methyl L-tryptophanate?

For Methyl L-tryptophanate, Upstream Products: (S)-(-)-tryptophan hydrochloride; Downstream Products: Chloropretadalafil, cis-Tadalafil, Nortadalafil.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Methyl L-tryptophanate (CAS 4299-70-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516115-6 (accessed 2026-11-09).

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