Sildenafil Citrate

In stock


50 mg per mL
Purchase this product now and earn 33 Points!

This product is prepared for LABORATORY RESEARCH USE ONLY and may not be used for other purposes.


Free & Fast




Molecular Formula C28H38N6O11S
Molecular Weight 666.7
Monoisotopic Mass 666.23192722
Polar Area 250
Complexity 1070
Heavy Atom Count 46
Hydrogen Bond Donor Count 5
Hydrogen Bond Acceptor Count 15
Rotatable Bond Count 12
Physical Appearance White Opaque Liquid
Stability Room Temperature
PubChem LCSS Sildenafil Citrate Laboratory Chemical Safety Summary


CID 135413523
CAS 171599-83-0
InChI InChI=1S/C22H30N6O4S.C6H8O7/c1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30, 31)28-12-10-26(3)11-13-28;7-3(8)1-6(13, 5(11)12)2-4(9)10/h8-9, 14H, 5-7, 10-13H2, 1-4H3, (H, 23, 24, 29);13H, 1-2H2, (H, 7, 8)(H, 9, 10)(H, 11, 12)
Canonical SMILES CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)C)OCC)C.C(C(=O)O)C(CC(=O)O)(C(=O)O)O
IUPAC Name 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4, 3-d]pyrimidin-7-one;2-hydroxypropane-1, 2, 3-tricarboxylic acid

2D Structure

Generated by Extreme Peptide with Open Babel, version 2.3.1, (accessed June 28, 2022)

Sildenafil Citrate 2D molecular structure vector generated with oBabel

Accurate research is our priority.

Same Day Shipping
We offer same day shipping on all orders of in stock items placed before 12:00pm EST.
Dedicated Service
Our team is readily available to assist with all of your customer service requests.
Free Shipping
We've got you covered! Free shipping is available on any order over $50.
Earn Rewards
Earn points every time you buy from us and use them towards future orders!
Extreme Peptide vial with logo and indicators