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21091-98-5

21091-98-5 structure
21091-98-5 structure
  • Name: (4-Methylpiperazin-1-yl)(4-nitrophenyl)methanone
  • Chemical Name: (4-methylpiperazin-1-yl)-(4-nitrophenyl)methanone
  • CAS Number: 21091-98-5
  • Molecular Formula: C12H15N3O3
  • Molecular Weight: 249.266
  • Create Date: 2017-07-03 20:00:58
  • Modify Date: 2025-08-28 07:27:25
Name (4-methylpiperazin-1-yl)-(4-nitrophenyl)methanone
Synonyms Methanone, (4-methyl-1-piperazinyl)(4-nitrophenyl)-
(4-Methyl-1-piperazinyl)(4-nitrophenyl)methanone
Density 1.3±0.1 g/cm3
Boiling Point 423.9±40.0 °C at 760 mmHg
Molecular Formula C12H15N3O3
Molecular Weight 249.266
Flash Point 210.1±27.3 °C
Exact Mass 249.111343
PSA 69.37000
LogP 0.31
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.588
Hazard Codes Xi
HS Code 2933599090
109-01-3 structure

109-01-3

122-04-3 structure

122-04-3

~84%

21091-98-5 structure

21091-98-5

Literature: SUPERGEN, INC. Patent: US2008/214558 A1, 2008 ; Location in patent: Page/Page column 23-24 ; US 20080214558 A1
109-01-3 structure

109-01-3

62-23-7 structure

62-23-7

~92%

21091-98-5 structure

21091-98-5

Literature: ENDO PHARMACEUTICALS INC.; SMITH, Roger, Astbury; THOMPSON, Scott, Kevin; HOSAHALLI, Subramanya; BEJUGAM, Mallesham; NANDURI, Srinivas; PANIGRAHI, Sunil, Kumar; MAHALINGAM, Natarajan Patent: WO2012/58671 A1, 2012 ; Location in patent: Page/Page column 79 ;
367-24-8 structure

367-24-8

30806-83-8 structure

30806-83-8

~68%

21091-98-5 structure

21091-98-5

Literature: ENDO PHARMACEUTICALS INC.; SMITH, Roger, Astbury; THOMPSON, Scott, Kevin; HOSAHALLI, Subramanya; BEJUGAM, Mallesham; NANDURI, Srinivas; PANIGRAHI, Sunil, Kumar; MAHALINGAM, Natarajan Patent: WO2012/58671 A1, 2012 ; Location in patent: Page/Page column 81 ;
HS Code 2933599090
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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title: CAS No. 21091-98-5 | Chemsrc address: https://www.chemsrc.com/en/baike/602563.html

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