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| Product | Description | |
|---|---|---|
| Sildenafil | 1g Pack Size. Group: Bioactive Small Molecules, Research Organics & Inorganics. Formula: C22H30N6O4S. CAS No. 139755-83-2. Prepack ID 23415560-1g. Molecular Weight 474.58. See USA prepack pricing. |  |
| Sildenafil | An orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Alternative Names: 1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine; 5-[2-Ethoxy-5-[ (4-methyl-1-piperazinyl) sulfonyl]phenyl]-1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidin-7-one. Grades: Highly Purified. CAS No. 139755-83-2. Pack Sizes: 10mg. US Biological Life Sciences. |  Worldwide |
| Sildenafil | Sildenafil. Categories: sildenafil; 139755-83-2. |  CA, FL & NJ |
| Sildenafil | Sildenafil (UK-92480) is a potent phosphodiesterase type 5 ( PDE5 ) inhibitor with an IC 50 of 5.22 nM. Uses: Scientific research. Group: Signaling pathways. Alternative Names: UK-92480. CAS No. 139755-83-2. Pack Sizes: 10 mM * 1 mL; 50 mg; 100 mg; 200 mg. Product ID: HY-15025. |  |
| Sildenafil Amide Impurity | Sildenafil Amide Impurity. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-03-9. Molecular formula: C17H22N4O3. Mole weight: 330.39. Catalog: APB139756039. |  |
| Sildenafil chlorosulfonyl | Sildenafil chlorosulfonyl is a synthetic intermediate in the synthesis of the phosphodiesterase 5 (PDE5) inhibitor Sildenafil (HY-15025). Uses: Scientific research. Group: Signaling pathways. CAS No. 139756-22-2. Pack Sizes: 100 mg; 250 mg; 500 mg; 1 g. Product ID: HY-W099761. | |
| Sildenafil citrate | 1g Pack Size. Group: Bioactive Small Molecules, Biochemicals, Research Organics & Inorganics. Formula: C22H30N6O4S ·C6H8O7. CAS No. 171599-83-0. Prepack ID 82714520-1g. Molecular Weight 666.7. See USA prepack pricing. | |
| Sildenafil citrate | Sildenafil citrate is a potent phosphodiesterase type 5 ( PDE5 ) inhibitor with IC 50 of 5.22 nM. Uses: Scientific research. Group: Signaling pathways. Alternative Names: UK-92480 citrate. CAS No. 171599-83-0. Pack Sizes: 10 mM * 1 mL; 50 mg; 100 mg; 200 mg; 500 mg. Product ID: HY-15025A. | |
| Sildenafil Citrate | An orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Alternative Names: 1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3- d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine citrate 1-[4-Ethoxy-3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3- d]pyrimidin-5-yl)phenylsulfonyl]-4-methylpiperazine citrate. Grades: Highly Purified. CAS No. 171599-83-0. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g, 5g. Molecular Formula: C28H38N6O11S, Molecular Weight: 666.71. US Biological Life Sciences. | Worldwide |
| Sildenafil Citrate USP | Sildenafil Citrate USP. | CA, FL & NJ |
| Sildenafil-d3 (1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine-d3) | Labeled Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Alternative Names: 1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine-d3. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Sildenafil Dimer Impurity | A dimeric impurity of Sildenafil. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| Sildenafil Impurity 102 | Sildenafil Impurity 102. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-30-2. Molecular formula: C16H18N4O2. Mole weight: 298.35. Catalog: APB139756302. | |
| Sildenafil Impurity 15 | Sildenafil Impurity 15. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-00-6. Molecular formula: C8H11N3O4. Mole weight: 213.19. Catalog: APB139756006. | |
| Sildenafil Impurity 16 | Sildenafil Impurity 16. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-01-7. Molecular formula: C8H12N4O3. Mole weight: 212.21. Catalog: APB139756017. | |
| Sildenafil Impurity 22 | Sildenafil Impurity 22. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-26-6. Molecular formula: C15H16N4O2. Mole weight: 284.32. Catalog: APB139756266. | |
| Sildenafil Impurity 3 | Sildenafil Impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-02-8. Molecular formula: C8H14N4O. Mole weight: 182.23. Catalog: APB139756028. | |
| Sildenafil Impurity 57 | Sildenafil Impurity 57. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139755-99-0. Molecular formula: C8H12N2O2. Mole weight: 168.2. Catalog: APB139755990. | |
| Sildenafil Impurity 72 (Acetildenafil Impurity 3) | Sildenafil Impurity 72 (Acetildenafil Impurity 3). Uses: For analytical and research use. Group: Impurity standards. CAS No. 1246820-46-1. Molecular formula: C28H38N6O5. Mole weight: 538.65. Catalog: APB1246820461. | |
| Sildenafil Impurity 8 | Sildenafil Impurity 8. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-27-7. Molecular formula: C15H15ClN4O4S. Mole weight: 382.82. Catalog: APB139756277. | |
| Sildenafil Impurity 9 | Sildenafil Impurity 9. Uses: For analytical and research use. Group: Impurity standards. CAS No. 139756-31-3. Molecular formula: C16H17ClN4O4S. Mole weight: 396.85. Catalog: APB139756313. | |
| Demethylpiperazinyl Desethyl Sildenafil Sulfonyl Chloride | Sildenafil derivative. Used in the preparation purinone derivatives for treatment of precancerous lesions and as cardiovascular agents. Group: Biochemicals. Alternative Names: 3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-hydroxy-benzenesulfonyl Chloride; 5-(5-Chlorosulfonyl-2-hydroxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one. Grades: Highly Purified. CAS No. 139756-27-7. Pack Sizes: 25mg. US Biological Life Sciences. | Worldwide |
| Demethylpiperazinyl Iso Sildenafil Sulfonyl Chloride | Iso Sildenafil derivative. Intermediate in the preparation of Iso Sildenafil and Iso Viagra. Group: Biochemicals. Alternative Names: 3-(6,7-Dihydro-2-methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride. Grades: Highly Purified. CAS No. 501120-42-9. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Demethylpiperazinyl Sildenafil Sulfonic Acid | Demethylpiperazinyl Sildenafil Sulfonic acid is an impurity of Sildenafil citrate. Group: Biochemicals. Alternative Names: 3-(4,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxybenzenesulfonic Acid. Grades: Highly Purified. Pack Sizes: 250mg. US Biological Life Sciences. | Worldwide |
| De(methypiperazinyl) Sildenafil Dimer Impurity | A related dimeric impurity of Sildenafil. Group: Biochemicals. Alternative Names: 5- [2-Ethoxy-5- [4- [4-ethoxy-3- (1-methyl-7-oxo-3-propyl-4, 7-dihydro-1H-pyrazolo [4, 3-d] pyrimidin-5-yl) phenyl] sulfonyl] phenyl] -1-methyl-3-n-propyl-1, 6-dihydro-7H-pyrazolo [4, 3-d] pyrimidin-7-one. Grades: Highly Purified. CAS No. 1346603-48-2. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| De(methypiperazinyl) Sildenafil Dimer Impurity | De(methypiperazinyl) Sildenafil Dimer Impurity. Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 2.5MG. Catalog: APS007332. Format: Neat. Shipping: Room Temperature. | |
| Desethyl Sildenafil | A metabolite of Sildenafil , an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Alternative Names: 5- [2-Hydroxy-5- (4- methyl piperazinylsulphonyl) phenyl] 1- methyl -3-n-propyl -1, 6-dihydro-7H-pyrazolo [4, 3-d] pyramidin-7-one; 5- [2-Hydroxy-5- [ [4- (methyl) -1-piperazinyl] sulfonyl] phenyl] -1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo [4, 3-d] pyrimidin-7-one. Grades: Highly Purified. CAS No. 139755-91-2. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| Desethyl Sildenafil-d3 | A labeled metabolite of Sildenafil , an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Alternative Names: 5-[2-Hydroxy-5- (4-methyl-d3-piperazinylsulphonyl) phenyl]1-methyl-3-n-propyl-1, 6-dihydro-7H-pyrazolo[4, 3-d]pyramidin-7-one; 5- [2-Hydroxy-5- [ [4- (methyl-d3) -1-piperazinyl] sulfonyl] phenyl] -1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo [4, 3-d] pyrimidin-7-one. Grades: Highly Purified. CAS No. 1346603-75-5. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Desmethyl Thiosildenafil | Sildenafil thiono analog, a novel pyrazolopyrimidinethio nes as PDE5 inhibitor. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5- (1-piperazinylsulfonyl) phenyl]-1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidine-7-thione. Grades: Highly Purified. CAS No. 479073-86-4. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| Desmethyl Thiosildenafil-d8 | Labeled Sildenafil thiono analog, a novel pyrazolopyrimidinethio nes as PDE5 inhibitor. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5-(1-piperazinyl-d8-sulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidine-7-thione. Grades: Highly Purified. CAS No. 1215321-44-0. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Homo Sildenafil | A new analogue of Sildenafil. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5-[ (4-ethyl-1-piperazinyl) sulfonyl]phenyl]-1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidin-7-one. Grades: Highly Purified. CAS No. 642928-07-2. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| Homo Sildenafil-d5 | A new labeled analogue of Sildenafil. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5-[ (4- (ethyl-d5) -1-piperazinyl) sulfonyl]phenyl]-1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidin-7-one. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Hydroxyhomo Sildenafil | A Sildenafil analog, enhances male sexual function. Group: Biochemicals. Alternative Names: 5- [2-Ethoxy-5- [ [4- (2-hydroxyethyl) -1-piperazinyl] sulfonyl] phenyl] -1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo [4, 3-d] pyrimidin-7-one; Lodenafil. Grades: Highly Purified. CAS No. 139755-85-4. Pack Sizes: 5mg, 10mg, 25mg, 50mg. Molecular Formula: C??H??N?O?S, Molecular Weight: 504.6. US Biological Life Sciences. | Worldwide |
| Hydroxythiohomo Sildenafil | Sildenafil thiono analog, a novel pyrazolopyrimidinethio ne with PDE5 inhibiting properties. Group: Biochemicals. Alternative Names: 5- [2-Ethoxy-5- [ [4- (2-hydroxyethyl) -1-piperazinyl] sulfonyl] phenyl] -1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo [4, 3-d] pyrimidine-7-thione; 4-[[3-(4,7-Dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-1-piperazineethanol; hydroxythiohomosilden afil; Sulfo hydroxyhomosildenafil; Hydroxyhomosildenafil thione. Grades: Highly Purified. CAS No. 479073-82-0. Pack Sizes: 1mg, 5mg, 10mg. Molecular Formula: C??H??N?O?S?, Molecular Weight: 520.67. US Biological Life Sciences. | Worldwide |
| Iso Sildenafil | Iso Sildenafil is the isomer of Sildenafil methylated at N-2 position of the pyrazolo[4,3-d]pyrimidin-7-one nucleus. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5-[ (4-methyl-1-piperazinyl) sulfonyl]phenyl]-2, 6-dihydro-2-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidin-7-one; 1-[[3-(4,7-Dihydro-2-methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine. Grades: Highly Purified. CAS No. 253178-46-0. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Iso Sildenafil-d3 | Labeled Iso Sildenafil. Isosildenafil is the isomer of Sildenafil methylated at N-2 position of the pyrazolo[4,3-d]pyrimidin-7-one nucleus. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5-[ (4- (methyl-d3) -1-piperazinyl) sulfonyl]phenyl]-2, 6-dihydro-2-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidin-7-one; 1-[[3-(4,7-Dihydro-2-methyl-7-oxo-3-propyl-2H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-(methyl-d3)piperazine. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Methisosildenafil | A new Sildenafil analogue detected as an adulterant in an herbal dietary supplement. Group: Biochemicals. Alternative Names: rel-. Grades: Highly Purified. CAS No. 496835-35-9. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| N-Desmethyl Sildenafil | A metabolite of Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| N-Desmethyl Sildenafil | N-Desmethyl Sildenafil (Desmethylsildenafil) is a major metabolite of Sildenafil. Sildenafil is a potent phosphodiesterase type 5 (PDE5) inhibitor [1] [2]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: Desmethylsildenafil; UK-103,320. CAS No. 139755-82-1. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-117605. | |
| N-Desmethyl Sildenafil-d8 | A labeled metabolite of Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| N-Desmethyl Sildenafil Hemicitrate | N-Desmethyl Sildenafil Hemicitrate. Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 5MG. Catalog: APS010294. Format: Neat. Shipping: Room Temperature. | |
| N-(Desmethyl)-tert-butyl Acetate Sildenafil | N-(Desmethyl)-tert-butyl Acetate Sildenafil is an intermediate in the synthesis of N-Desmethyl Sildenafil (D292200), a metabolite of Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 398507-63-6. Pack Sizes: 250mg, 2.5g. Molecular Formula: C26H36N6O6S, Molecular Weight: 560.669999999999. US Biological Life Sciences. | Worldwide |
| Norneo Sildenafil | A Sildenafil analog. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5- (1-piperidinylsulfonyl) phenyl]-1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidin-7-one; 1- [ [3- (4, 7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo [4, 3-d] pyrimidin-5-yl) -4-ethoxyphenyl] sulfonyl] piperidine. Grades: Highly Purified. CAS No. 371959-09-0. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Propoxyphenyl Homohydroxysildenafil | Propoxyphenyl Homohydroxysildenafil is an analogue of Homo Sildenafil (H615150) that may be used as a method for treating erectile dysfunction. Group: Biochemicals. Grades: Highly Purified. CAS No. 139755-87-6. Pack Sizes: 10mg, 100mg. Molecular Formula: C24H34N6O5S. US Biological Life Sciences. | Worldwide |
| Pyrazole N-Demethyl Sildenafil | A novel pyrazolopyrimidine derivative, useful as cardiovascular agent. Group: Biochemicals. Alternative Names: 1-[[3-(4,7-Dihydroxy-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-piperazine; Desmethylsildenafil. Grades: Highly Purified. CAS No. 139755-95-6. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Pyrazole N-Demethyl Sildenafil-d3 | A novel labeled pyrazolopyrimidine derivative, useful as cardiovascular agent. Group: Biochemicals. Alternative Names: 1-[[3-(4,7-Dihydroxy-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl-4-ethoxyphenyl]sulfonyl]-4-(methyl-d3)piperazine; Desmethylsildenafil-d3. Grades: Highly Purified. CAS No. 1185044-03-4. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| Thiohomo Sildenafil | A Sildenafil analog, found in health supplements for enhancing male sexual function. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5-[ (4-ethyl-1-piperazinyl) sulfonyl]phenyl]-1, 6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4, 3-d]pyrimidine-7-thione; 1-[[3-(4,7-Dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-ethyl-piperazine. Grades: Highly Purified. CAS No. 479073-80-8. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| Thiosildenafil | An analog of Sildenafil; a novel pyrazolopyrimidinethio nes as PDE5 inhibitor. Group: Biochemicals. Alternative Names: 5-[2-Ethoxy-5-[ (4-methyl-1-piperazinyl) sulfonyl]phenyl]-1, 6-dihydro-1-methyl-3-propyl-. Grades: Highly Purified. CAS No. 479073-79-5. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic acid | Intermediate in the production of Sildenafil and respective analogs. Uses: Designed for use in research and industrial production. Additional or Alternative Names: 2-methyl-5-propylpyrazole-3-carboxylic acid. Product Category: Heterocyclic Organic Compound. CAS No. 139755-99-0. Molecular formula: C8H12N2O2. Mole weight: 168.19. Density: 1.19 g/cm³. Product ID: ACM139755990. Alfa Chemistry ISO 9001:2015 Certified. |  |
| 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic Acid | Intermediate in the production of Sildenafil and respective analogs. Group: Biochemicals. Alternative Names: 1-Methyl-3-propylpyrazole-5-carboxylic Acid; 2-Methyl-5-propyl-2H-pyrazole-3-carboxylic Acid. Grades: Highly Purified. CAS No. 139755-99-0. Pack Sizes: 500mg. US Biological Life Sciences. | Worldwide |
| 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic Acid-d3 | 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic Acid-d3 is an isotope labelled intermediate in the synthesis of Sildenafil (S435000) and respective analogs. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 10mg. Molecular Formula: C8H9D3N2O2, Molecular Weight: 171.21. US Biological Life Sciences. | Worldwide |
| 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic Acid Ethyl Ester-d3 | 1-Methyl-3-propyl-1H-pyrazole-5-carboxylic Acid Ethyl Ester-d3 is an isotope labelled intermediate in the synthesis of Sildenafil (S435000) and respective analogs. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 10mg. Molecular Formula: C10H13D3N2O2, Molecular Weight: 199.26. US Biological Life Sciences. | Worldwide |
| 1-(Methyl)-4-nitro-3-(2,2,3,3,3-D5-propyl)-1H-pyrazole-5-carboxylic Acid | 1-(Methyl)-4-nitro-3-(2,2,3,3,3-D5-propyl)-1H-pyrazole-5-carboxylic Acid is a labelled intermediate of Sildenafil (S435000), an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 1175992-94-5. Pack Sizes: 1mg, 10mg. Molecular Formula: C8H6D5N3O4, Molecular Weight: 218.22. US Biological Life Sciences. | Worldwide |
| 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxylic Acid | Intermediate in the production of Sildenafil. Group: Biochemicals. Alternative Names: 1-Methyl-4-nitro-3-propylpyrazole-5-carboxylic Acid. Grades: Highly Purified. CAS No. 139756-00-6. Pack Sizes: 200mg. US Biological Life Sciences. | Worldwide |
| 1-Methyl-4-nitro-3-propylpyrazole-5-carboxamide | Intermediate in the production of Sildenafil. Group: Biochemicals. Alternative Names: 1-Methyl-4-nitro-3-propyl-1H-pyrazole-5-carboxamide. Grades: Highly Purified. CAS No. 139756-01-7. Pack Sizes: 250mg. US Biological Life Sciences. | Worldwide |
| 1-Methyl-5-(2-propoxyphenyl)-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(4H)-one | 1-Methyl-5-(2-propoxyphenyl)-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(4H)-one is an intermediate in synthesizing Propoxyphenyl Homohydroxysildenafil (P831600), an analogue of Homo Sildenafil (H615150) that may be used as a method for treating erectile dysfunction. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 10mg, 50mg. Molecular Formula: C18H22N4O2. US Biological Life Sciences. | Worldwide |
| 1-(Methyl-d3)-4-nitro-3-(2,2,3,3,3-D5-propyl)-1H-pyrazole-5-carboxylic Acid | 1-(Methyl-d3)-4-nitro-3-(2,2,3,3,3-D5-propyl)-1H-pyrazole-5-carboxylic Acid is a labelled intermediate of Sildenafil (S435000), an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 1175993-00-6. Pack Sizes: 1mg, 10mg. Molecular Formula: C8H3D8N3O4, Molecular Weight: 221.24. US Biological Life Sciences. | Worldwide |
| 1-(Methyl-D3)-4-nitro-3-propyl-1H-pyrazole-5-carboxylic Acid | 1-(Methyl-D3)-4-nitro-3-propyl-1H-pyrazole-5-carboxylic Acid is a laballed Intermediate in the production of Sildenafil (S435000), an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 526203-29-2. Pack Sizes: 2.5mg, 25mg. Molecular Formula: C8H8D3N3O4. US Biological Life Sciences. | Worldwide |
| 2,4-Dimethyl-5-oxazolecarboxylic Acid | 2,4-Dimethyl-5-oxazolecarboxylic Acid is a useful synthetic intermediate. It is used as a reagent to synthesize human phosphodiesterases (PDE) 5 inhibitor sildenafil analogs as trypanosomal PDE inhibitors. Group: Biochemicals. Grades: Highly Purified. CAS No. 2510-37-4. Pack Sizes: 250mg, 500mg. Molecular Formula: C6H7NO3. US Biological Life Sciences. | Worldwide |
| 2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl)]-benzaldehyde | 2-Ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl)]-benzaldehyde is an intermediate in the synthesis of Sildenafil (S435000), an orally active selective type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 332374-42-2. Pack Sizes: 50mg, 500mg. Molecular Formula: C14H20N2O4S, Molecular Weight: 312.38. US Biological Life Sciences. | Worldwide |
| 3-[[[5-Aminocarbonyl-1-methyl-3-propyl-1H-pyrazol-4-yl]amino]carbonyl]-4-ethoxy-benzenesulfonyl Dimer | Sildenafil impurity derivative. Group: Biochemicals. Alternative Names: 3,3-Sulfonyl Bis[(4-Ethoxy-3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo-pyrimidin-5-yl)benzene). Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| 3-[[[5-(Aminocarbonyl)-1-methyl-3-propyl-1H-pyrazol-4-yl]amino]carbonyl]-4-propoxybenzene | Intermediate in the preparation of Sildenafil analogues. Group: Biochemicals. Alternative Names: 1-Methyl-4-(2-propoxybenzamido)-3-propylpyrazole-5-carboxamide; 1-Methyl-4-[(2-propoxybenzoyl)amino]-3-propyl-1H-pyrazole-5-carboxamide. Grades: Highly Purified. CAS No. 139756-04-0. Pack Sizes: 100mg. US Biological Life Sciences. | Worldwide |
| 3-[[[5-(Aminocarbonyl)-1-methyl-3-propyl-1H-pyrazol-4-yl]amino]carbonyl]-4-propoxy-benzenesulfonyl Chloride | Intermediate in the preparation of Sildenafil analogues. Group: Biochemicals. Grades: Highly Purified. CAS No. 374776-34-8. Pack Sizes: 50mg. US Biological Life Sciences. | Worldwide |
| 3-(6,7-Dihydro-1-methyl-3-propyl-7-thioxo-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-benzenesulfonyl Chloride | Sildenafil impurity. Group: Biochemicals. Grades: Highly Purified. CAS No. 479074-07-2. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-N-[2-(methylamino)ethyl]-Benzenesulfonamide | 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-N-[2-(methylamino)ethyl]-Benzenesulfonamide is a Sildenafil derivative. Sildenafil is an orally active type 5 cGMP phosphodiesterase inhibitor. Group: Biochemicals. Grades: Highly Purified. CAS No. 466684-88-8. Pack Sizes: 25mg, 100mg. Molecular Formula: C20H28N6O4S, Molecular Weight: 448.54. US Biological Life Sciences. | Worldwide |
| 3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-propoxybenzenesulfonyl Chloride | 3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-propoxybenzenesulfonyl Chloride is an intermediate used in the synthesis of O-Desethyl-O-propyl Methisosildenafil (D289495), which is an analogue of the selective type of 5cGMP phosphodiesterase inhibitor, Sildenafil (S435000). Group: Biochemicals. Grades: Highly Purified. CAS No. 139756-24-4. Pack Sizes: 10mg, 25mg. Molecular Formula: C18H21ClN4O4S, Molecular Weight: 424.9. US Biological Life Sciences. | Worldwide |
| 3-Isobutyl-7-chloro-pyrazolo[4,3-d]pyrimidine | Used in the preparation of Sildenafil Citrate impurity. Group: Biochemicals. Alternative Names: 3-Isobutyl-7-chloro-1H-pyrazolo[4,3-d]pyrimidine. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| 3-Isobutylpyrazolo[4,3-d]pyrimidine | Sildenafil Citrate impurity. Group: Biochemicals. Alternative Names: 3-Isobutyl-1H-pyrazolo[4,3-d]pyrimidine. Grades: Highly Purified. Pack Sizes: 5mg. US Biological Life Sciences. | Worldwide |
| 4-[2-Ethoxy-3- (1-piperazinylsulfonyl) benzoamido]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide | 4-[2-Ethoxy-3- (1-piperazinylsulfonyl) benzoamido]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide is an impurity of Sildenafil. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C21H30N6O5S, Molecular Weight: 478.57. US Biological Life Sciences. | Worldwide |
| 4-[(2-Ethoxybenzoyl)amino]-1-methyl-5-propyl-1H-pyrazole-3-carboxamide | Iso Sildenafil derivative. Intermediate in the preparation of Iso Sildenafil and Iso Viagra. Group: Biochemicals. Alternative Names: 4-(2-Ethoxybenzamido)-1-methyl-5-propyl-1H-pyrazole-3-carboxamide. Grades: Highly Purified. CAS No. 501120-38-3. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
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