Tadalafil

Name: Tadalafil
Brand: Vaqora Chemicals
SKU: VQ-007773

About Tadalafil

Vaqora Chemicals supplies Tadalafil, a high-purity reference standard of Tadalafil registered under CAS number 171596-29-5. The compound has the formula C22H19N3O4, corresponding to a molecular weight of 389.4 g/mol. It is also known as Pentadafil or Talmanco.

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. It carries the GHS signal word “Warning” with 6 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this Tadalafil standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. This item is currently in stock for prompt dispatch.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Tadalafil

View every impurity, metabolite and intermediate we list for Tadalafil.

Tadalafil impurities

Specifications & identifiers

Chemical identifiers
Product name	Tadalafil
Catalogue No.	VQ-007773
CAS Number	171596-29-5
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
Molecular formula	C₂₂H₁₉N₃O₄
Molecular weight	389.4 g/mol
Exact mass	389.1376
Grade	Reference Standard
HSN code	38229090
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
PubChem CID	110635

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	1 / 4
TPSA	74.9 Å²
Synonyms	Pentadafil, Talmanco, Tardenafil, Tildenafil, Zydalis, IC-351, Tadalafil mylan, Trans-tadalafil, IC 351, ICOS 351, Tadalafil Lilly, Cialis (TN)

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 171596-29-5

IP/BP/USP

Tadalafil

CAS: 171596-29-5
Formula: C₂₂H₁₉N₃O₄
MW: 389.4 g/mol

VQ-004148

Frequently asked questions

What is the CAS number of Tadalafil?

The CAS Registry Number of Tadalafil is 171596-29-5. It is also known as Pentadafil, Talmanco, Tardenafil.

What is the molecular formula and molecular weight of Tadalafil?

Tadalafil has the molecular formula C22H19N3O4 and a molecular weight of 389.4 g/mol. Its IUPAC name is (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.

What is Tadalafil used for?

Tadalafil is supplied as a characterised reference material related to Tadalafil. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Tadalafil can I order?

We supply Tadalafil in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg, 250 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tadalafil?

Yes. Every lot of Tadalafil is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Tadalafil be shipped internationally?

Yes. Tadalafil is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.