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Published TCIMAIL newest issue No.197
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CAS RN: 63422-71-9 | Product Number: E0993
(R)-(-)-α-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid
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![(R)-(-)-α-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid](/_ui/responsive/theme-tci/images/missing_product_zoom.jpg "(R)-(-)-α-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic Acid")
Purity: >98.0%(T)(HPLC)
Synonyms:
- (R)-(-)-2-(4-Ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenylacetic Acid
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
|---|---|---|---|---|
| 1G |
€35.00
|
1 | 4 |
|
| 5G |
€109.00
|
1 | 28 |
|
*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).
| Product Number | E0993 |
| Purity / Analysis Method | >98.0%(T)(HPLC) |
| Molecular Formula / Molecular Weight | C__1__5H__1__7N__3O__5 = 319.32 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 63422-71-9 |
| Reaxys Registry Number | 3629459 |
| PubChem Substance ID | 253660152 |
| MDL Number | MFCD00799536 |
Specifications
| Appearance | White to Almost white powder to crystal |
| Purity(HPLC) | min. 98.0 area% |
| Purity(Neutralization titration) | min. 98.0 % |
| Specific rotation [a]20/D | -64.0 to -68.0 deg(C=1,MeOH) |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 173 °C(dec.) |
| Specific Rotation | -66° (C=1,MeOH) |
| Solubility (soluble in) | Methanol |
GHS
| Pictogram |
|
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. |
Related Laws:
| EC Number | 264-133-8 |
Transport Information:
| HS Number | 2933599590 |
Application
Synthesis of Cephalosporins antibiotics
References
- Dual-action cephalosporins: cephalosporin 3'-quinolone carbamates
- Synthesis and antibacterial activity of lactivicin derivatives
- Further synthetic studies in penicillin C(6)-substitution including the versatile 6α-succinimidooxy leaving group
- Preparation and properties of 7α-formamido cephalosporins
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