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Pyrrole-2-carboxaldehyde

Also known as: 2-Formyl-1H-pyrrole, 2-Formylpyrrole, 2-Pyrrolecarbaldehyde, 1H-Pyrrole-2-carbaldehyde, 1H-Pyrrole-2-carboxaldehyde, Pyrrole-2-aldehyde, 2-Pyrrolaldehyde, 2-Pyrrolecarboxaldehyde, 2-Pyrrolylcarboxaldehyde, Pyrrole-2-carboxyaldehyde, 2-PCA, A-PYRROLALDEHYDE, Pyrrole-2-carbaldehyde, formylpyrrole, pyrrol-2-carboxaldehyde

Pyrrole-2-carboxaldehyde (CAS 1003-29-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C5H5NO and a molecular weight of 95.099 g/mol. Key properties include a melting point of 43-46 °C(lit.), a boiling point of 219.1±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 106.7±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1003-29-8
Jingsj CID
J-1014528-5
Molecular Formula
C5H5NO
Molecular Weight
95.099 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point43-46 °C(lit.)
Boiling Point219.1±13.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point106.7±0.0 °C
Exact Mass95.037117
PSA32.86000
LogP0.64
Vapor Pressure0.1±0.4 mmHg at 25°C
Refractive Index1.607

Activity & Biological Data

Additional Information[1]. MeenakshiRana, et al. Vibrational-electronic properties of intra/inter molecular hydrogen bonded heterocyclic dimer: An experimental and theoretical study of pyrrole-2-carboxaldehyde. Vibrational Spectroscopy, Volume 89, March 2017, Pages 16-25

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 Pyrrole-2-carboxaldehyde?

The CAS number of Pyrrole-2-carboxaldehyde is 1003-29-8.

What are the molecular formula and molecular weight of Pyrrole-2-carboxaldehyde?

Pyrrole-2-carboxaldehyde has molecular formula C5H5NO and molecular weight 95.099 g/mol.

What are the upstream and downstream products of Pyrrole-2-carboxaldehyde?

For Pyrrole-2-carboxaldehyde, Upstream Products: Pyrrole-2-carbonitrile, Pyrrole, N,N-Dimethylformamide; Downstream Products: 4,5-Dibromo-1H-pyrrole-2-carboxylic acid, 1H-Pyrrole-2-carboxaldehyde oxime, Pyrrole-2-carbonitrile.

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

Last updated:

How to cite: Jingsj. "Pyrrole-2-carboxaldehyde (CAS 1003-29-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1014528-5 (accessed 2026-11-09).

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