N-ACETYL-DL-PENICILLAMINE
- CAS NO.：59-53-0
- Empirical Formula: C7H13NO3S
- Molecular Weight: 191.25
- MDL number: MFCD00004855
- EINECS: 200-434-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-03-12 18:10:29
What is N-ACETYL-DL-PENICILLAMINE?
Chemical properties
White crystalline powder
The Uses of N-ACETYL-DL-PENICILLAMINE
2-(acetylamino)-3-mercapto-3-methylbutanoic acid is an amino acid derivative.
Purification Methods
Both forms are recrystallised from hot H2O. A pure sample of the D-form is obtained after five recrystallisations. [Crooks in The Chemistry of Penicillin Clarke, Johnson and Robinson eds, Princeton University Press, 470 1949, Review: Chain et al. Antibiotics (Oxford University Press) 2 1949, Beilstein 4 III 1662.]
Properties of N-ACETYL-DL-PENICILLAMINE
| Melting point: | 186-189 °C (dec.)(lit.) |
| Density | 1.2684 (rough estimate) |
| refractive index | 1.6370 (estimate) |
| storage temp. | 2-8°C |
| solubility | DMF: 30 mg/ml,DMSO: 30 mg/ml,DMSO:PBS (pH 7.2) (1:7): 0.12 mg/ml,Ethanol: 5 mg/ml |
| pka | pK1: 9.90 (30°C) |
| form | A crystalline solid |
Safety information for N-ACETYL-DL-PENICILLAMINE
Computed Descriptors for N-ACETYL-DL-PENICILLAMINE
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