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benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate

Also known as: methyl 5-(benzyloxycarbonyl)-2,4-dimethyl-3-pyrrolepropionate, UPCMLD-DP155, MFCD00010681, 4-(2-methoxycarbonyl-ethyl)-3,5-dimethyl-1H-pyrrole-2-carboxylic acid benzyl ester

benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 20303-31-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H21NO4 and a molecular weight of 315.364 g/mol. Key properties include a melting point of 98-99ºC(lit.), a boiling point of 468.8±45.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 237.3±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20303-31-5
Jingsj CID
J-16392-8
Molecular Formula
C18H21NO4
Molecular Weight
315.364 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point98-99ºC(lit.)
Boiling Point468.8±45.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point237.3±28.7 °C
Exact Mass315.147064
PSA68.39000
LogP3.93
Vapor Pressure0.0±1.2 mmHg at 25°C
Refractive Index1.564

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 benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate?

The CAS number of benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate is 20303-31-5.

What are the molecular formula and molecular weight of benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate?

benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate has molecular formula C18H21NO4 and molecular weight 315.364 g/mol.

What are the upstream and downstream products of benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate?

For benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate, Upstream Products: Methanol, Methyl 4-acetyl-5-oxohexanoate, Benzyl acetoacetate; Downstream Products: Protoporphyrin IX dimethyl ester, Coproporphyrin III tetramethyl ester, Coproporphyrin I tetramethyl ester.

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

Last updated:

How to cite: Jingsj. "benzyl 4-(3-methoxy-3-oxopropyl)-3,5-dimethyl-1H-pyrrole-2-carboxylate (CAS 20303-31-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-16392-8 (accessed 2026-11-09).

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