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18162-48-6872-50-4Methylene ChloridenaphthaleneTHFTitanium Dioxide
ChemicalBook CAS DataBase List Valdecoxib IMpurity B
1373038-60-8

Valdecoxib IMpurity B synthesis

5synthesis methods
37928-17-9 Synthesis
5-Methyl-3,4-diphenylisoxazole

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

Valdecoxib IMpurity B

1373038-60-8
76 suppliers
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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]

Valdecoxib IMpurity F

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

181695-72-7 Synthesis
Valdecoxib

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

Valdecoxib IMpurity B

1373038-60-8
76 suppliers
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References
Isoxazole, 4,5-dihydro-5-methyl-3,4-diphenyl-5-(1-pyrrolidinyl)-

857259-65-5
0 suppliers
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Valdecoxib IMpurity B

1373038-60-8
76 suppliers
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References
Pyrrolidine, 1-(1-methyl-2-phenylethenyl)-

52201-28-2
1 suppliers
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Valdecoxib IMpurity B

1373038-60-8
76 suppliers
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References
Phenylacetone

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

Valdecoxib IMpurity B

1373038-60-8
76 suppliers
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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]-