A 54556B
- CAS NO.：1629166-56-8
- Empirical Formula: C37H48N6O8
- Molecular Weight: 704.81
- Update Date: 2026-04-21 10:31:43
What is A 54556B?
Description
A-54556B is a natural acyldepsipeptide (ADEP) antibiotic isolated from the fermentation broth of S. hawaiiensis.1 Like the closely related ADEP, A-54556A , A-54556B is effective against Gram-positive bacteria, including penicillin-resistant S. aureus.1 A-54556B is also effective against many strains of anaerobic bacteria.1
The Uses of A 54556B
A-54556B is a natural acyldepsipeptide (ADEP) antibiotic. It is effective against Gram-positive bacteria and many strains of anaerobic bacteria.
References
1. Michel, K.H., and Kastner, R.E. A54556 antibiotics and process for production thereof 423,948,1-19(1985).
Properties of A 54556B
| Boiling point: | 1092.3±65.0 °C(Predicted) |
| Density | 1.29±0.1 g/cm3(Predicted) |
| storage temp. | Store at -20°C |
| solubility | DMF: Soluble; DMSO: Soluble; Ethanol: Soluble; Methanol: Soluble |
| form | A powder |
| pka | 12.80±0.46(Predicted) |
Safety information for A 54556B
Computed Descriptors for A 54556B
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