CAS 3765-65-9 appears in our catalog under these names: Tetrapentyltin, Tetrapentyltin, Concentration: 1000 µg/ml Solvent: Methanol, Tetrapentyltin, Concentration: 100 µg/ml Solvent: Methanol. Offered by: Dr. Ehrenstorfer, HPC Standards. Available pack sizes: 100mg, 1x100mg, 1x5ml.