C22H19N3O4
389.4 g/mol
APIWarning
Tadalafil
CAS171596-29-5
Category
API
Compound Class
Heterocycle
Primary Use
Pharmaceutical Raw Material
Tadalafil is a pharmaceutical raw material used in the manufacturing of medications for erectile dysfunction, benign prostatic hyperplasia, and pulmonary arterial hypertension. It is typically administered orally and has a duration of action of up to 36 hours.
pharmaceutical raw material for erectile dysfunction therapiespharmaceutical raw material for benign prostatic hyperplasia therapiespharmaceutical raw material for pulmonary arterial hypertension therapies
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 0.80
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pharmaceutical raw material
ReferenceSame Category
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CAS171599-83-0
pharmaceutical raw material
ReferenceSame Category
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pharmaceutical raw material
ReferenceSame Category
S-Adenosyl-DL-methionine
CAS17176-17-9
pharmaceutical raw material
ReferenceSame Category
(1alpha)-17-(Acetyloxy)-6-chloro-1-(chloromethyl)pregna-4,6-diene-3,20-dione
CAS17183-98-1
pharmaceutical raw material
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Tadalafil (CAS 171596-29-5) 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
(2R,8R)-2-(1,3-benzodioxol-5-yl)-6-methyl-3,6,17-triazatetracyclo[8.7.0.03,8.011,16]heptadeca-1(10),11,13,15-tetraene-4,7-dione
InChIKey
WOXKDUGGOYFFRN-IIBYNOLFSA-N
SMILES
CN1CC(=O)N2[C@@H](C1=O)CC3=C([C@H]2C4=CC5=C(C=C4)OCO5)NC6=CC=CC=C36
Synonyms (41)
- ADCIRCA
- ALYQ
- CIA
- TADLIQ
- Tadalafil (JAN/USP/INN)
- Tadalafil USP
- (-)-Tadalafil (6R)
- 1xoz
- Adcirca (TN)
- Cialis
- Cialis (TN)
- Cialis, Tadalafil
- ENTADFI COMPONENT TADALAFIL
- ICOS 351
- OPSYNVI COMPONENT TADALAFIL
- TADALAFIL [MART.]
- Tadalafil
- Tadalafil (Standard)
- Tadalafil - Bio-X trade mark
- Tadalafil API
- Tadalafil CRS
- Tadalafil Lilly
- Tadalafil anhydrous
- Tadalafil bulk
- Tadalafil mylan
- Tadalafil raw powder
- Tadalafil(Cialis)
- Tadalafila
- Tadalafilo
- Tadanafil
- Trans-tadalafil
- Zalutia (TN)
- tadalafilum
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