Tonapofylline (BG 9928) is an orally active and selective adenosine A1 receptor antagonist with a Ki of 7.4 nM for human adenosine A1 receptor (hA1), which displays 915-fold selectivity versus human adenosine A2A receptor and 12-fold selectivity versus human adenosine A2B receptor and is used in development for the treatment of heart failure.

Product information

CAS Number: 340021-17-2

Molecular Weight: 416.51

Formula: C22H32N4O4

Chemical Name: 3-[4-(2,6-dioxo-1,3-dipropyl-2,3,6,7-tetrahydro-1H-purin-8-yl)bicyclo[2.2.2]octan-1-yl]propanoic acid

Smiles: CCCN1C(=O)C2NC(=NC=2N(CCC)C1=O)C12CCC(CCC(O)=O)(CC1)CC2

InChiKey: ZWTVVWUOTJRXKM-UHFFFAOYSA-N

InChi: InChI=1S/C22H32N4O4/c1-3-13-25-17-16(18(29)26(14-4-2)20(25)30)23-19(24-17)22-10-7-21(8-11-22,9-12-22)6-5-15(27)28/h3-14H2,1-2H3,(H,23,24)(H,27,28)

Technical Data

Appearance: Solid Power

Purity: ≥98% (or refer to the Certificate of Analysis)

Solubility: DMSO : 100 mg/mL (240.09 mM; Need ultrasonic).

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis

Storage Condition: Dry, dark and -20 ^oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥12 months if stored properly.

Stock Solution Storage: 0 - 4 ^oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined

HS Tariff Code: 382200

How to use

In Vivo:

Tonapofylline (BG 9928) (1 mg/kg; p.o., b.i.d, days 0-6) produces sustained reductions in post-NSC 119875 serum creatinine and blood urea nitrogen levels, improves body weight recovery and significant attenuation of NSC 119875-induced (5.5 mg/kg) kidney pathology scores.

Products are for research use only. Not for human use.