1204222-85-4

  • Product Name:Dapagliflozin Impurity
  • Molecular Formula:
  • Purity:99%
  • Molecular Weight:424.878
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Product Details;

CasNo: 1204222-85-4

Manufacturer supply top purity Dapagliflozin Impurity 1204222-85-4 with ISO standards

  • Molecular Formula:C21H25ClO7
  • Molecular Weight:424.878
  • Melting Point:>79°C (dec.) 
  • Boiling Point:651.8±55.0 °C(Predicted) 
  • Density:1.409±0.06 g/cm3(Predicted) 

1204222-85-4 Relevant articles

Synthesis of metabolites of dapagliflozin: an SGLT2 inhibitor

Bonige, Kishore Babu,Chavakula, Ramadas,Karumanchi, Kishore,Korupolu, Raghu Babu,Natarajan, Senthil Kumar,Peruri, Badarinadh Gupta

, (2020/02/21)

Abstract: Dapagliflozin is one of the gl...

1204222-85-4 Process route

(5-bromo-2-chlorophenyl)(4-ethyloxyphenyl)methanone
461432-22-4

(5-bromo-2-chlorophenyl)(4-ethyloxyphenyl)methanone

(2S,3R,4R,5S,6R)-2-(4-chloro-3-((4-ethoxyphenyl)(hydroxy)methyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol
1204222-85-4

(2S,3R,4R,5S,6R)-2-(4-chloro-3-((4-ethoxyphenyl)(hydroxy)methyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

Conditions
Conditions Yield
Multi-step reaction with 4 steps
1.1: toluene-4-sulfonic acid / methanol / 24 h / Reflux
2.1: n-butyllithium / tetrahydrofuran; toluene; hexane / 0.5 h / -80 - -75 °C / Inert atmosphere
2.2: 1 h / -80 - -75 °C / Inert atmosphere
2.3: 16 h / 20 - 30 °C / Inert atmosphere
3.1: triethylsilane; boron trifluoride diethyl etherate / dichloromethane / 2 h / -40 - 0 °C
4.1: sodium tetrahydroborate / methanol / 16 h / 20 - 30 °C
With triethylsilane; sodium tetrahydroborate; n-butyllithium; boron trifluoride diethyl etherate; toluene-4-sulfonic acid; In tetrahydrofuran; methanol; hexane; dichloromethane; toluene;
(2-chloro-5-((2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-tetrahydro-2H-pyran-2-yl)phenyl)(ethoxyphenyl)methanone

(2-chloro-5-((2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)-tetrahydro-2H-pyran-2-yl)phenyl)(ethoxyphenyl)methanone

(2S,3R,4R,5S,6R)-2-(4-chloro-3-((4-ethoxyphenyl)(hydroxy)methyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol
1204222-85-4

(2S,3R,4R,5S,6R)-2-(4-chloro-3-((4-ethoxyphenyl)(hydroxy)methyl)phenyl)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol

Conditions
Conditions Yield
With sodium tetrahydroborate; In methanol; at 20 - 30 ℃; for 16h;
85%

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