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Product
Tadalafil Impurity B One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Group: Pharmaceutical. Alternative Names: (6R,12aS)-6-(1,3-benzodioxal-5yl)-2-methyl-2,3,6,7,12,12a-hexahydropyrazino[1',2':1,6]pyrido[3,4-b]-1,4-dione. CAS No. 951661-82-8. Pack Sizes: 25 mg. Product ID: B2694-482858. Molecular formula: C20H19N3O3. Mole weight: 349.39. Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Tadalafil Impurity D One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Group: Pharmaceutical. Alternative Names: (6bR)-12-(1,3-Benzodioxol-5-yl)-12a-hydroxy-8-methyl-6a,6b,8,9,12,12a-hexahydropyrazino[1,2:1,2]-pyrrolo[3,4-c]quinoline-6,7,10(5H)-trione. CAS No. 951661-81-7. Pack Sizes: 5 mg. Product ID: B2694-482857. Molecular formula: C22H20ClN3O4. Mole weight: 425.88. Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
Tadalafil EP Impurity I One of the impurities of Tadalafil, which is an inhibitor of phosphodiesterase 5 and could be used in the treatment of erectile dysfunction. Group: Pharmaceutical. Alternative Names: Tadalafil Spiro-oxindole Impurity; (8a'R)-6'-(1,3-Benzodioxol-5-yl)-2'-methyl-2',3',8',8a'-tetrahydro-6'H-spiro[indole-3,7'-pyrrolo[1,2-a]pyrazine]-1',2,4'(1H)-trione. CAS No. 1795790-92-9. Pack Sizes: 10 mg. Product ID: B2694-482887. Molecular formula: C22H19N3O5. Mole weight: 405.41. Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
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. Group: Pharmaceutical. Alternative Names: 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. CAS No. 171596-27-3. Pack Sizes: 25 mg. Product ID: B2694-263981. Molecular formula: C22H19N3O4. Mole weight: 389.41. Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
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. Group: Pharmaceutical. Alternative Names: 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. CAS No. 171596-28-4. Pack Sizes: 10 mg. Product ID: B2694-263982. Molecular formula: C22H19N3O4. Mole weight: 389.41. Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
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. Group: Pharmaceutical. Alternative Names: 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. CAS No. 629652-72-8. Pack Sizes: 25 mg. Product ID: B2694-263979. Molecular formula: C22H19N3O4. Mole weight: 389.41. Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London
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). Group: Pharmaceutical. Alternative Names: 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. CAS No. 171752-68-4. Pack Sizes: 1mg;1g;10g. Product ID: NP3312. Molecular formula: C20H19ClN2O4. Mole weight: 386.83. Custom synthesis is available. Send your inquiries for more information. BOC Sciences
London

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