Home/Compounds/Pharmaceutical Intermediate/4-Amino-N-[(2R,3S)-3-amino-2-hydroxy-4-phenylbutyl]-N-(2-methylpropyl)benzenesulfonamide
C20H29N3O3S
391.5 g/mol
Pharmaceutical IntermediateDanger
N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-(2-methylpropyl)-4-aminobenzenesulfonamide
CAS169280-56-2EC458-140-7
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
This compound is a sulfonamide derivative that serves as both a metabolite and an intermediate in the synthesis of darunavir, an antiretroviral pharmaceutical. It contains an aromatic sulfonamide core with amino and alcohol functional groups, contributing to its role in pharmaceutical manufacturing.
pharmaceutical intermediateresearch compound for darunavir-related 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
SimilarStructure SimilarSimilarity 0.78
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Referencesame scaffold
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Referencesame scaffold
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Referencesame scaffold
Tert-Butyl ((2R,3R)-4-(4-acetamido-N-isobutylphenylsulfonamido)-3-hydroxy-1-phenylbutan-2-yl)carbamate
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Safety Reference
Danger
H317May cause an allergic skin reaction
H318Causes serious eye damage
H373May cause damage to organs through prolonged or repeated exposure
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for N-((2R,3S)-3-Amino-2-hydroxy-4-phenylbutyl)-N-(2-methylpropyl)-4-aminobenzenesulfonamide (CAS 169280-56-2) is 2935.90.
HS code (international, 6-digit)
2935.90
EU CN code (8-digit)
2935 90 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
4-amino-N-[(2R,3S)-3-amino-2-hydroxy-4-phenylbutyl]-N-(2-methylpropyl)benzenesulfonamide
InChIKey
NUMJNKDUHFCFJO-VQTJNVASSA-N
SMILES
CC(C)CN(C[C@H]([C@H](CC1=CC=CC=C1)N)O)S(=O)(=O)C2=CC=C(C=C2)N
Synonyms (12)
- DARUNAVIR METABOLITE M19
- Darunavir Impurity 14
- Darunavir Intermediate 22
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