Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate

Also known as: 4-tert-Butyl-3,5-dimethyl-1H-pyrrole-2-carboxylic acid ethyl ester, Ethyl 4-tert-butyl-3,5-dimethylpyrrole-2-carboxylate, Ethyl 4-t-butyl-3,5-dimethyl-2-pyrrolecarboxylate, Ethyl 4-t-butyl-3,5-dimethylpyrrole-2-carboxylate, Ethyl 4-(tert-butyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate, MFCD03789244, 2,4-Dimethyl-3-t-butyl-5-carbethoxypyrrole, 4-tert-Butyl-3,5-dimethyl-1H-pyrrole-2-carboxylic acid ethyl ester

Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 28991-95-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H21NO2 and a molecular weight of 223.31100 g/mol. Key properties include a melting point of ~220 °C, a boiling point of 320.051ºC at 760 mmHg, a density of 1.009g/cm3 and a flash point of 147.362ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 28991-95-9
Jingsj CID: J-1991128-5
Molecular Formula: C₁₃H₂₁NO₂
Molecular Weight: 223.31100 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	~220 °C
Boiling Point	320.051ºC at 760 mmHg
Density	1.009g/cm3
Flash Point	147.362ºC
Exact Mass	223.15700
PSA	42.09000
LogP	3.10570
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.5

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 Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate?

The CAS number of Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate is 28991-95-9.

What are the molecular formula and molecular weight of Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate?

Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate has molecular formula C13H21NO2 and molecular weight 223.31100 g/mol.

What are the upstream and downstream products of Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate?

For Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate, Upstream Products: Ethyl 3,5-dimethyl-1H-pyrrole-2-carboxylate, tert-Butyl acetate, Diethyl 2-aminomalonate.

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. "Ethyl 4-tert-butyl-3,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 28991-95-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1991128-5 (accessed 2026-11-09).

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