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ChemicalBook >> CAS DataBase List >> (2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylacetic acid

(2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylacetic acid

(2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylacetic acid price.
  • $22 - $7875
  • Product name: (2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylacetic acid
  • CAS: 63422-71-9
  • MF: C15H17N3O5
  • MW: 319.31
  • EINECS:264-133-8
  • MDL Number:MFCD00799536
  • Synonyms:-[(4-Ethyl-2,3-dioxo-1-piperazinyl)formamido]phenylaceticacid ;(R)-(-)-ALPHA-[[(4-ETHYL-2,3-DIOXO-1-PIPERAZINYL)CARBONYL]AMINO] BENZENEACETIC ACID;(R)-2-(4-ETHYL-2,3-DIOXOPIPERAZINE-1-CARBOXAMIDO)-2-PHENYLACETIC ACID;(2R)-2-[(4-ETHYL-2,3-DIOXOPIPERAZINYL)CARBONYLAMINO]-2-PHENYLACETIC ACID;A-(((4-ETHYL-2,3-DIOXO-1-PIPERAZIMYL)FORMAMIDO) PHENYLACETIC ACID;(r)-(-)-α-[[(4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic acid;D(-)-2-[[(4-ETHYL-2,3-DIOXOPIPERAZINYL)CARBONYL]AMINO]-2-PHENYL ACETIC ACID;D-(-)-A-[[(4-ETHYL-2,3-DIOXO-1-PIPERAZINYL)CARBONYL]AMINO] BENZENEACETIC ACID
Price38 Properties Safety Information Description
38 prices
Selected condition：
Brand
  • AHH
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Biosynth
  • Chemenu
  • Chem-Impex
  • Crysdot
  • Labseeker
  • Medical Isotopes, Inc.
  • TCI Chemical
  • TRC
  • Usbiological
Package
  • 250mg
  • 1g
  • 2g
  • 5g
  • 10g
  • 25g
  • 50g
  • 100g
  • 500g
  • ManufacturerAHH
  • Product numberMT-12308
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2phenylaceticacid 97%
  • Packaging500g
  • Price$688
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-12308
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2phenylacetic acid 97%
  • Packaging500g
  • Price$688
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-12308
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2phenylacetic acid 97%
  • Packaging500g
  • Price$688
  • Updated2026-05-26
  • Buy
  • ManufacturerAK Scientific
  • Product numberQ961
  • Product description(2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylaceticacid
  • Packaging250mg
  • Price$25
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number63422719
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid
  • Packaging25g
  • Price$413.82
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA400986
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid 98%
  • Packaging5g
  • Price$73
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA400986
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid 98%
  • Packaging25g
  • Price$254
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA400986
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid 98%
  • Packaging1g
  • Price$23
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0004768
  • Product description(R)-(-)-ALPHA-(((4-ETHYL-2,3-DIOXO-1-PIPERAZIN-YL)CARBONYL)AMINO)BENZENE ACETIC ACID 95.00%
  • Packaging5G
  • Price$886.53
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth
  • Product numberFE60111
  • Product description(R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid
  • Packaging50g
  • Price$1622.5
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFE60111
  • Product description(R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid
  • Packaging25g
  • Price$941
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFE60111
  • Product description(R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid
  • Packaging2g
  • Price$162.26
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFE60111
  • Product description(R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid
  • Packaging5g
  • Price$259.6
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberFE60111
  • Product description(R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid
  • Packaging10g
  • Price$389.4
  • Updated2026-06-04
  • Buy
  • ManufacturerChemenu
  • Product numberCM169629
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylacetic acid 95%
  • Packaging25g
  • Price$195
  • Updated2026-05-20
  • Buy
  • ManufacturerChemenu
  • Product numberCM169629
  • Product description(R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylacetic acid 95%
  • Packaging25g
  • Price$195
  • Updated2026-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-12308 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2phenylaceticacid 97% 500g $688 2021-12-16 Buy
AHH MT-12308 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2phenylacetic acid 97% 500g $688 2026-05-25 Buy
AHH MT-12308 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2phenylacetic acid 97% 500g $688 2026-05-26 Buy
AK Scientific Q961 (2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylaceticacid 250mg $25 2021-12-16 Buy
Alichem 63422719 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid 25g $413.82 2021-12-16 Buy
Ambeed A400986 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid 98% 5g $73 2021-12-16 Buy
Ambeed A400986 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid 98% 25g $254 2021-12-16 Buy
Ambeed A400986 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylaceticacid 98% 1g $23 2021-12-16 Buy
American Custom Chemicals Corporation CHM0004768 (R)-(-)-ALPHA-(((4-ETHYL-2,3-DIOXO-1-PIPERAZIN-YL)CARBONYL)AMINO)BENZENE ACETIC ACID 95.00% 5G $886.53 2021-12-16 Buy
Biosynth FE60111 (R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid 50g $1622.5 2026-06-04 Buy
Biosynth FE60111 (R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid 25g $941 2026-06-04 Buy
Biosynth FE60111 (R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid 2g $162.26 2026-06-04 Buy
Biosynth FE60111 (R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid 5g $259.6 2026-06-04 Buy
Biosynth FE60111 (R)-(-)-a-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid 10g $389.4 2026-06-04 Buy
Chemenu CM169629 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylacetic acid 95% 25g $195 2026-05-20 Buy
Chemenu CM169629 (R)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylacetic acid 95% 25g $195 2026-05-26 Buy
Next Last

Properties

Melting point :171 °C (dec.)(lit.)
Boiling point :458.35°C (rough estimate)
alpha :-63°(20/D, c=1, CH3OH)
Density :1.2231 (rough estimate)
refractive index :1.5600 (estimate)
storage temp. :Sealed in dry,Room Temperature
solubility :DMSO (Sparingly), Methanol (Sparingly)
form :Solid
pka :3.19±0.10(Predicted)
color :White to Off-White
CAS DataBase Reference :63422-71-9(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylacetic acid is used in the preparation of cephem derivatives, as antibacterial agents.

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(2R)-2-[(4-Ethyl-2,3-dioxopiperazinyl)carbonylamino]-2-phenylacetic acid CAS:63422-71-9
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