Methanone, [4-(3,5-dimethoxyphenyl)-1-piperazinyl](5-methyl-3-phenyl-4-isoxazolyl)-

[4-(3,5-二甲氧基苯基)-1-哌嗪基](5-甲基-3-苯基-4-异噁唑基)甲酮

Also known as: [4-(3,5-dimethoxyphenyl)piperazin-1-yl]-(5-methyl-3-phenyl-1,2-oxazol-4-yl)methanone, [4-(3,5-dimethoxyphenyl)piperazin-1-yl]-(5-methyl-3-phenyl-4-isoxazolyl)methanone

Methanone, [4-(3,5-dimethoxyphenyl)-1-piperazinyl](5-methyl-3-phenyl-4-isoxazolyl)- (CAS 640286-91-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C23H25N3O4 and a molecular weight of 407.46200 g/mol. It is also known as [4-(3,5-dimethoxyphenyl)piperazin-1-yl]-(5-methyl-3-phenyl-1,2-oxazol-4-yl)methanone and [4-(3,5-dimethoxyphenyl)piperazin-1-yl]-(5-methyl-3-phenyl-4-isoxazolyl)methanone. Key properties include a boiling point of 649.875ºC at 760 mmHg, a density of 1.215g/cm3 and a flash point of 346.832ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 640286-91-5
Jingsj CID: J-939701-9
Molecular Formula: C₂₃H₂₅N₃O₄
Chinese Name: [4-(3,5-二甲氧基苯基)-1-哌嗪基](5-甲基-3-苯基-4-异噁唑基)甲酮
Molecular Weight: 407.46200 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	649.875ºC at 760 mmHg
Density	1.215g/cm3
Flash Point	346.832ºC

Frequently Asked Questions

What is the CAS number of Methanone, [4-(3,5-dimethoxyphenyl)-1-piperazinyl](5-methyl-3-phenyl-4-isoxazolyl)-?

The CAS number of Methanone, [4-(3,5-dimethoxyphenyl)-1-piperazinyl](5-methyl-3-phenyl-4-isoxazolyl)- is 640286-91-5.

What are the molecular formula and molecular weight of Methanone, [4-(3,5-dimethoxyphenyl)-1-piperazinyl](5-methyl-3-phenyl-4-isoxazolyl)-?

Methanone, [4-(3,5-dimethoxyphenyl)-1-piperazinyl](5-methyl-3-phenyl-4-isoxazolyl)- has molecular formula C23H25N3O4 and molecular weight 407.46200 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Methanone, [4-(3,5-dimethoxyphenyl)-1-piperazinyl](5-methyl-3-phenyl-4-isoxazolyl)- (CAS 640286-91-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-939701-9 (accessed 2026-10-23).

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