(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione

(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione Suppliers list
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Products Intro: Product Name:Tadalafil Impurity 43
CAS:171489-03-5
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CAS:171489-03-5
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CAS:171489-03-5
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CAS:171489-03-5
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CAS:171489-03-5
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(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione manufacturers

  • Tadalafil Catechol
  • Tadalafil Catechol pictures
  • 2026-03-12
  • CAS:171489-03-5
  • Min. Order: 10mg
  • Purity: 0.98
  • Supply Ability: 10g
(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione Basic information
Product Name:(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione
Synonyms:(6R,12aR)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione;(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione;Tadalafil IMpurity: IMpurity I;Tadalafil IMpurity K;Tadalafil Desmethylene Impurity;Tadalafil Catechol;Pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione, 6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-methyl-, (6R,12aR)-;Tadalafil Impurity 48
CAS:171489-03-5
MF:C21H19N3O4
MW:377.39
EINECS:
Product Categories:Inhibitors, Pharmaceuticals, Intermediates & Fine Chemicals
Mol File:171489-03-5.mol
(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione Structure
(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione Chemical Properties
Melting point >215°C (dec.)
Boiling point 735.3±60.0 °C(Predicted)
density 1.56±0.1 g/cm3(Predicted)
storage temp. Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility DMSO (Sparingly), Methanol (Slightly)
pka9.58±0.10(Predicted)
form Solid
color Off-White to Light Pink
Stability:Hygroscopic
Safety Information
MSDS Information
(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione Usage And Synthesis
Chemical PropertiesOff-White to Pale Pink Solid
UsesTadalafil. A phosphodiesterase 5 inhibitor.
(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione Preparation Products And Raw materials
Tag:(6R,trans)-6-(3,4-dihydroxyphenyl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione(171489-03-5) Related Product Information
N-Ethyl Tadalafil Tadalafil EP impurity E Tadalafil iMpurity D Tadalafil EP IMpurity F ent-Tadalafil tadalafi cis-ent-Tadalafil Tadalafil iMpurity C cis-Tadalafil Tadalafil-d3 Tadalafil KetolactaM Tadalafil iMpurity E Tadalafil EP Impurity Tadalafil EP IMpurity G Tadalafil Spiro-urethane IMpurity BENZHYDRYL 6,6-DIHYDROPENICILLIC ACID 1-OXIDE[TAZOBACTAM INTERMEDIATE] Tadalafil iMpurity I (1S,3S)-1-(1,3-Benzodioxol-5-yl)-2-(2-chloroacetyl)-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxylic Acid Methyl Ester