Pidobenzone

匹度苯宗

Also known as: Pidobenzone, 5-Oxo-L-proline, p-hydroxyphenyl ester, L-Proline, 5-oxo-,4-hydroxyphenyl ester, UNII-X7D2GSX1C1, (4-hydroxyphenyl) (2S)-5-oxopyrrolidine-2-carboxylate, Pidobenzone (p-hydroxyphenyl 5-oxo-L-proline ester)

Pidobenzone (CAS 138506-45-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H11NO4 and a molecular weight of 221.20900 g/mol. It is also known as 5-Oxo-L-proline, p-hydroxyphenyl ester, L-Proline, 5-oxo-,4-hydroxyphenyl ester and UNII-X7D2GSX1C1. Key properties include a boiling point of 495.7ºC at 760mmHg, a density of 1.358g/cm3 and a flash point of 253.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138506-45-3
Jingsj CID
J-1364791-1
Molecular Formula
C11H11NO4
Chinese Name
匹度苯宗
Molecular Weight
221.20900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point495.7ºC at 760mmHg
Density1.358g/cm3
Flash Point253.6ºC

Frequently Asked Questions

What is the CAS number of Pidobenzone?

The CAS number of Pidobenzone is 138506-45-3.

What are the molecular formula and molecular weight of Pidobenzone?

Pidobenzone has molecular formula C11H11NO4 and molecular weight 221.20900 g/mol.

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

Last updated:

How to cite: Jingsj. "Pidobenzone (CAS 138506-45-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1364791-1 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.