ChemicalBook CAS DataBase List Valdecoxib IMpurity B

Valdecoxib IMpurity B synthesis

5synthesis methods

Product Name:Valdecoxib IMpurity B
CAS Number:1373038-60-8
Molecular formula:C32H25N3O6S2
Molecular Weight:611.69

37928-17-9 Synthesis

37928-17-9
310 suppliers
$7.00/1g

1373038-60-8
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Yield:-

Steps:

Multi-step reaction with 2 steps
1.1: chlorosulfonic acid / dichloromethane / 0 °C / Reflux
1.2: 1 h / 25 - 35 °C
2.1: pyridine / 9 h / 110 - 115 °C

References:

Reddy, Anumula Raghupathi;Goverdhan, Gilla;Sampath, Aalla;Mukkanti, Khagga;Reddy, Padi Pratap;Bandichhor, Rakeshwar [Synthetic Communications,2012,vol. 42,# 5,p. 639 - 649]

509074-26-4
114 suppliers
$15.00/250mg

181695-72-7 Synthesis

181695-72-7
354 suppliers
$5.00/100mg

1373038-60-8
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References

Isoxazole, 4,5-dihydro-5-methyl-3,4-diphenyl-5-(1-pyrrolidinyl)-

857259-65-5
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1373038-60-8
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References

Pyrrolidine, 1-(1-methyl-2-phenylethenyl)-

52201-28-2
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1373038-60-8
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References

103-79-7
0 suppliers
$28.00/10mg

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References

Valdecoxib IMpurity B Related Search:

3-methyl -4,5-diphenyl-4,5-didydro-isoxazole 4-(4-chlorophenyl)-5-methyl-3-phenylisoxazole N-((4-(5-Methyl-3-phenylisoxazol-4-yl)phenyl)sulfonyl)acetaMide 4-(5-methyl-4-phenylisoxazol-3-yl)benzenesulfonamide BenzenesulfonaMide, 3-[4-[4-(aMinosulfonyl)phenyl]-5-Methyl-3-isoxazolyl]-

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Valdecoxib IMpurity B synthesis

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