C20H37N3O13
527.5 g/mol
APIDanger
Hygromycin b
CAS31282-04-9EC250-545-5
Category
API
Compound Class
Natural Product
Primary Use
Pharmaceutical Raw Material
Hygromycin B is an aminoglycoside antibiotic active pharmaceutical ingredient, typically encountered as an amorphous solid or tan powder. It is a highly polar, water-soluble compound with multiple hydroxyl and amine groups, reflecting its polycyclic, non-aromatic structure.
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
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Safety Reference
Danger
H300Fatal if swallowed
H310Fatal in contact with skin
H330Fatal if inhaled
H317May cause an allergic skin reaction
H318Causes serious eye damage
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
Customs Tariff Classification
The international HS code for Hygromycin b (CAS 31282-04-9) is 2941.90.
HS code (international, 6-digit)
2941.90
EU CN code (8-digit)
2941 90 00
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
(3'R,3aS,4S,4'S,5'R,6R,6'R,7S,7aS)-4-[(1R,2S,3R,5S,6R)-3-amino-2,6-dihydroxy-5-(methylamino)cyclohexyl]oxy-6'-[(1S)-1-amino-2-hydroxyethyl]-6-(hydroxymethyl)spiro[4,6,7,7a-tetrahydro-3aH-[1,3]dioxolo[4,5-c]pyran-2,2'-oxane]-3',4',5',7-tetrol
InChIKey
GRRNUXAQVGOGFE-HUCHGKBZSA-N
SMILES
CN[C@H]1C[C@H]([C@@H]([C@H]([C@@H]1O)O[C@H]2[C@@H]3[C@H]([C@H]([C@H](O2)CO)O)OC4(O3)[C@@H]([C@H]([C@H]([C@H](O4)[C@H](CO)N)O)O)O)O)N
Synonyms (22)
- Antibiotic A-396-II
- Antihelmycin
- HYGROMYCIN B [MART.]
- Hydromycin B
- Hygromix 2.4
- Hygromix 8, Hygromix 2.4
- Hygromycin B - min
- Hygrovetine
- hygromycin b
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