C8H12N2O3S
216.26 g/mol
APIDanger
6-Aminopenicillanic acid
CAS551-16-6EC208-993-4
Category
API
Compound Class
Peptide
Primary Use
Pharmaceutical Raw Material
6-Aminopenicillanic acid is a nuclear compound in the biosynthesis of penicillin antibiotics. It serves as a key intermediate in the production of semisynthetic penicillins.
pharmaceutical intermediate for semisynthetic penicillin productionresearch compound in antibiotic studies
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
ReferenceSame Category
Dimetridazole
CAS551-92-8
pharmaceutical raw material
ReferenceSame Category
Thymol iodide
CAS552-22-7
pharmaceutical raw material
ReferenceSame Category
N-methylephedrin
CAS552-79-4
pharmaceutical raw material
ReferenceSame Category
Salsalate
CAS552-94-3
pharmaceutical raw material
Referencesame scaffold
6,6-dibromopenicillanic acid
CAS24158-88-1
pharmaceutical intermediate
Related Reading
Safety Reference
Danger
H317May cause an allergic skin reaction
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
Customs Tariff Classification
The international HS code for 6-Aminopenicillanic acid (CAS 551-16-6) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(2S,5R,6R)-6-amino-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
InChIKey
NGHVIOIJCVXTGV-ALEPSDHESA-N
SMILES
CC1([C@@H](N2[C@H](S1)[C@@H](C2=O)N)C(=O)O)C
Synonyms (44)
- Amoxicillin EP Impurity A(Sulbactam EP Impurity B)
- Flucloxacillin impurity C, European Pharmacopoeia (EP)
- 6-APA cpd
- 6-Aminopenicillamine acid
- 6-Aminopenicillanic acid
- 6-Apa
- 6-Aps
- 6-aminopenicillanate
- 6beta-aminopenicillanic acid
- AMOXICILLIN SODIUM IMPURITY A
- AMPICILLIN IMPURITY A
- Aminopenicillanic
- Aminopenicillanic acid
- CLOXACILLIN SODIUM IMPURITY C
- Flucloxacillin impurity C CRS
- Penicin
- Penin
- Phenacyl 6-aminopenicillinate
- SULBACTAM SODIUM IMPURITY B
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