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| Product | Description | |
|---|---|---|
| Tadalafil Impurity 38 | Tadalafil Impurity 38. Uses: For analytical and research use. Group: Impurity standards. CAS No. 185750-07-6. Molecular formula: C14H15ClN2O3. Mole weight: 294.74. Catalog: APB185750076. |  |
| Tadalafil Impurity 59 | Tadalafil Impurity 59. Uses: For analytical and research use. Group: Impurity standards. CAS No. 154030-29-2. Molecular formula: C9H6O5. Mole weight: 194.14. Catalog: APB154030292. | |
| Tadalafil Impurity 77 | Tadalafil Impurity 77. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1220393-12-3. Molecular formula: C22H19N3O5. Mole weight: 405.41. Catalog: APB1220393123. | |
| Tryptophan EP Impurity A (Tadalafil Impurity 50) | Tryptophan EP Impurity A (Tadalafil Impurity 50). Uses: For analytical and research use. Group: Impurity standards. CAS No. 132685-02-0. Molecular formula: C24H26N4O4. Mole weight: 434.5. Catalog: APB132685020. | |
| (1R, ?3R)?-1-?(1, ?3-?Benzodioxol-?5-?yl)?-?2, ?3, ?4, ?9-?tetrahydro-1H-pyrido[3, ?4-?b]?indole-?3-?carboxylic Acid Hydrochloride | (1R, ?3R)?-1-?(1, ?3-?Benzodioxol-?5-?yl)?-?2, ?3, ?4, ?9-?tetrahydro-1H-pyrido[3, ?4-?b]?indole-?3-?carboxylic Acid Hydrochloride is an impurity of Tadalafil (T004500) and is a β-?carboline derivative. (1R, ?3R)?-1-?(1, ?3-?Benzodioxol-?5-?yl)?-?2, ?3, ?4, ?9-?tetrahydro-1H-pyrido[3, ?4-?b]?indole-?3-?carboxylic Acid Hydrochloride can be used to produce Tadalafil. Group: Biochemicals. Grades: Highly Purified. CAS No. 474668-76-3. Pack Sizes: 5mg, 10mg. Molecular Formula: C19H16N2O4. HCl. US Biological Life Sciences. |  Worldwide |
| 2-Oxo Tadalafil | An impurity of Tadalafil. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences. | Worldwide |
| (6R,12aS)-N-Desmethyl ent-Tadalafil | (6R,12aS)-N-Desmethyl ent-Tadalafil. Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 5MG. Catalog: APS003709. Format: Neat. Shipping: Room Temperature. | |
| 6R,12S-Tadalafil | One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Synonyms: Tadalafil EP Impurity A; (6R,12aS)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-methylpyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione; (6R-cis)-6-(1,3-benzodioxol-5-yl)-2,3,6,7,12,12a- hexahydro-2-methylpyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione. Grade: > 95%. CAS No. 171596-27-3. Molecular formula: C22H19N3O4. Mole weight: 389.41. |  |
| 6S,12R-Tadalafil | One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Synonyms: Tadalafil EP Impurity C; (6S ,12ar)-Tadalafil; (6S,12aR)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-methylpyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione; (6S-cis)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-methylpyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione. Grade: > 95%. CAS No. 171596-28-4. Molecular formula: C22H19N3O4. Mole weight: 389.41. | |
| 6S,12S-Tadalafil | One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Synonyms: ent-Tadalafil; Tadalafil USP Impurity B; (6S,12aS)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione; L-Tadalafil; L-Tildenafil. Grade: > 95%. CAS No. 629652-72-8. Molecular formula: C22H19N3O4. Mole weight: 389.41. | |
| Methyl (1R,3R)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate | Methyl (1R,3R)-1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate is an impurity of Tadalafil, which is a phosphodiesterase type 5 (PDE5) inhibitor, primarily used to treat erectile dysfunction (ED) and symptoms of benign prostatic hyperplasia (BPH). Synonyms: Tadalafil intermediate; 1H-Pyrido[3,4-b]indole-3-carboxylic acid, 1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-, methyl ester, hydrochloride (1:1), (1R,3R)-; 1H-Pyrido[3,4-b]indole-3-carboxylic acid, 1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-, methyl ester, monohydrochloride, (1R,3R)-; 1H-Pyrido[3,4-b]indole-3-carboxylic acid, 1-(1,3-benzodioxol-5-yl)-2,3,4,9-tetrahydro-, methyl ester, monohydrochloride, (1R-cis)-; Methyl (1R,3R)-1-(2H-1,3-benzodioxol-5-yl)-1H,2H,3H,4H,9H-pyrido[3,4-b]indole-3-carboxylate hydrochloride; (1R,3R)-1,2,3,4-Tetrahydro-1-(3,4-methylenedioxyphenyl)-9H-Pyrido[3,4-B]indole-3-carboxylic acid methyl ester HCl; (1R,3R)-Methyl 1-(benzo[d][1,3]dioxol-5-yl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylate hydrochloride. Grade: 98%. CAS No. 171752-68-4. Molecular formula: C20H19ClN2O4. Mole weight: 386.83. | |
| Tadalafil Spiro-2-keto-1,3-oxazine | Tadalafil Spiro-2-keto-1,3-oxazine. Group: Biochemicals. Alternative Names: Tadalafil Impurity. Grades: Highly Purified. Pack Sizes: 2.5mg. Molecular Formula: C22H19N3O6, Molecular Weight: 421.4. US Biological Life Sciences. | Worldwide |
| Tadalafil Spiro-oxindole | Tadalafil Spiro-oxindole. Group: Biochemicals. Alternative Names: Tadalafil Impurity. Grades: Highly Purified. Pack Sizes: 2.5mg. Molecular Formula: C22H19N3O5, Molecular Weight: 405.4. US Biological Life Sciences. | Worldwide |
| 1,1'-Ethylidenebis[L-tryptophan] | One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Synonyms: USP Tryptophan Related Compound A; 1,1'-Ethylidenebis-(L-tryptophan); EBT. Grade: > 95%. CAS No. 132685-02-0. Molecular formula: C24H26N4O4. Mole weight: 434.50. | |
| 2-Hydroxypropylnortadalafil | One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Synonyms: (6R,12aR)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-(2-hydroxypropyl)-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione. Grade: > 95%. CAS No. 1353020-85-5. Molecular formula: C24H23N3O5. Mole weight: 433.47. | |
| Acetaminotadalafil | One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Synonyms: N-[(6R,12aR)-6-(1,3-Benzodioxol-5-yl)-3,4,6,7,12,12a-hexahydro-1,4-dioxopyrazino[1',2':1,6]pyrido[3,4-b]indol-2(1H)-yl]-acetamide. Grade: 90%. CAS No. 1446144-71-3. Molecular formula: C23H20N4O5. Mole weight: 432.44. | |
| Acetaminotadalafil-d3 | One of the labelled impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Grade: 95% by HPLC; 98% atom D. Molecular formula: C23H17N4O5D3. Mole weight: 435.46. | |
| Aminotadalafil-13C2-d2 | One of the labelled impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Grade: 95% by HPLC; 98% atom D; 98% atom 13C. Molecular formula: C21H16N4O4D2. Mole weight: 394.39. | |
| Chloropretadalafil-13C2-d2 | One of the labelled impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Grade: 95% by HPLC; 98% atom D. Molecular formula: C20[13C]2H17ClN2O5D2. Mole weight: 430.85. | |
| Cyclopentyl Tadalafil-d4 | One of the labelled impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Grade: 95% by HPLC; 98% atom D. Molecular formula: C26H16N3O4D9. Mole weight: 452.56. | |
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