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3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester

Also known as: 1H-Pyrrole-2,4-dicarboxylic acid, 3-methyl-, 2,4-dimethyl ester, 2,4-dimethyl 3-methyl-1H-pyrrole-2,4-dicarboxylate, Dimethyl 3-methyl-1H-pyrrole-2,4-dicarboxylate, 3-Methyl-pyrrol-2,4-dicarbonsaeure-dimethylester, Dimethyl-3-methyl-pyrrol-2,4-dicarboxylat, 3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester

3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester (CAS 3780-42-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H11NO4 and a molecular weight of 197.18800 g/mol. Key properties include a boiling point of 340.986ºC at 760 mmHg, a density of 1.234g/cm3 and a flash point of 160.023ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3780-42-5
Jingsj CID
J-1461754-0
Molecular Formula
C9H11NO4
Molecular Weight
197.18800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point340.986ºC at 760 mmHg
Density1.234g/cm3
Flash Point160.023ºC
Exact Mass197.06900
PSA68.39000
LogP0.89630
Refractive Index1.526

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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 3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester?

The CAS number of 3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester is 3780-42-5.

What are the molecular formula and molecular weight of 3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester?

3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester has molecular formula C9H11NO4 and molecular weight 197.18800 g/mol.

What are the upstream and downstream products of 3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester?

For 3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester, Upstream Products: Methyl 4-methyl-1H-pyrrole-3-carboxylate, Sodium methoxide, Methyl crotonate; Downstream Products: methyl 5-methyl-4-oxo-1,4-dihydropyrrolo[2,1-f][1,2,4]triazine-6-carboxylate, dimethyl 1-amino-3-methyl-1H-pyrrole-2,4-dicarboxylate, Methyl 4-chloro-5-methylpyrrolo[2,1-f][1,2,4]triazine-6-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. "3-Methylpyrrole-2,4-dicarboxylic acid dimethyl ester (CAS 3780-42-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1461754-0 (accessed 2026-11-09).

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