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Molecule
Piperacillin
CAS: 61477-96-1 · C23H27N5O7S
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 61477-96-1
- Molecular Formula
- C23H27N5O7S
- Molecular Mass
- 517.56 g/mol
Identifiers
CAS Registry Number
61477-96-1
SMILES
CCN1CCN(C(O)=N[C@@H](C(O)=N[C@@H]2C(=O)N3[C@@H]2SC(C)(C)[C@@H]3C(=O)O)c2ccccc2)C(=O)C1=O
InChI Key
IVBHGBMCVLDMKU-GXNBUGAJSA-N
InChI
InChI=1S/C23H27N5O7S/c1-4-26-10-11-27(19(32)18(26)31)22(35)25-13(12-8-6-5-7-9-12)16(29)24-14-17(30)28-15(21(33)34)23(2,3)36-20(14)28/h5-9,13-15,20H,4,10-11H2,1-3H3,(H,24,29)(H,25,35)(H,33,34)/t13-,14-,15+,20-/m1/s1
Names and Synonyms
- Piperacillin Common Name
- 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(2R)-2-[[(4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-, (2S,5R,6R)- Synonym
- 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[[[(4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]phenylacetyl]amino]-3,3-dimethyl-7-oxo-, [2S-[2α,5α,6β(S*)]]- Synonym
- 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 6-[[(2R)-[[(4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]phenylacetyl]amino]-3,3-dimethyl-7-oxo-, (2S,5R,6R)- Synonym
- (2S,5R,6R)-6-[[(2R)-2-[[(4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid Synonym
- Piperacillin Synonym
- Pipracil Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 517.56 g/mol | CAS Common Chemistry |
| 517.5640000000003 g/mol | RDKit | |
| 517.564 g/mol | RDKit | |
| 517.557 g/mol | chempirical lib | |
| Canonical SMILES | O=C(O)C1N2C(=O)C(NC(=O)C(NC(=O)N3C(=O)C(=O)N(CC)CC3)C=4C=CC=CC4)C2SC1(C)C | CAS Common Chemistry |
| InChI | InChI=1S/C23H27N5O7S/c1-4-26-10-11-27(19(32)18(26)31)22(35)25-13(12-8-6-5-7-9-12)16(29)24-14-17(30)28-15(21(33)34)23(2,3)36-20(14)28/h5-9,13-15,20H,4,10-11H2,1-3H3,(H,24,29)(H,25,35)(H,33,34)/t13-,14-,15+,20-/m1/s1 | CAS Common Chemistry |
| InChI Key | InChIKey=IVBHGBMCVLDMKU-GXNBUGAJSA-N | CAS Common Chemistry |
| Melting Point | 180-184 °C | CAS Common Chemistry |
| Name | Piperacillin | CAS Common Chemistry |
| Heavy Atom Count | 36 | RDKit |
| Hydrogen Bond Acceptors | 7 | RDKit |
| Hydrogen Bond Donors | 3 | RDKit |
| Rotatable Bonds | 6 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 163.40999999999997 Ų | RDKit |
| 163.41 Ų | RDKit | |
| LogP | 0.804400000000002 | RDKit |
| 0.8044 | RDKit | |
| Molar Refractivity | 130.79340000000002 cm³/mol | RDKit |
| Ring Count | 4 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.4783 | RDKit |
| 0.48 | chempirical lib | |
| Exact Mass | 517.1631192039998 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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1
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| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
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40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
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Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
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MW = 517.56 g/mol. Edit any field — others recompute live.