theophylline
Bases and related reagents
- A methyl xanthine derivative, Theophylline is used in the treatment of chronic obstructive pulmonary disease (COPD) and asthma .A competitive nonselective phosphodiesterase inhibitor, Theohylline is found naturally in cocoa plant.Reference standards of Theophylline API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
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[pname] => Theophylline
[catalogue_number] => PA 20 25000
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[weight] => 180.16
[form] => C7H8N4O2
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Catalogue No.:PA 20 25000
Molecular Formula : C7H8N4O2
Molecular Weight : 180.16
stdClass Object
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[pname] => Theophylline - Impurity B
[catalogue_number] => PA 20 25020
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Theophylline - Impurity B
Catalogue No.:PA 20 25020
Molecular Formula : C6H6N4O2
Molecular Weight : 166.14
stdClass Object
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[pname] => Theophylline - Impurity D (Hydrochloride Salt)
[catalogue_number] => PA 20 25040
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[weight] => 190.63
[form] => C6H11ClN4O
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Theophylline - Impurity D (Hydrochloride Salt)
Catalogue No.:PA 20 25040
Molecular Formula : C6H11ClN4O
Molecular Weight : 190.63
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[pname] => Theophylline - Impurity F
[catalogue_number] => PA 20 25060
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[chemical_name] =>
[weight] => 224.22
[form] => C9H12N4O3
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Theophylline - Impurity F
Catalogue No.:PA 20 25060
Molecular Formula : C9H12N4O3
Molecular Weight : 224.22
stdClass Object
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[pname] => 1-Methyl Xanthine
[catalogue_number] => PA 20 25510
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Catalogue No.:PA 20 25510
Molecular Formula : C6H6N4O2
Molecular Weight : 166.14
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[pname] => 7-Methyl Xanthine
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Catalogue No.:PA 20 25520
Molecular Formula : C6H6N4O2
Molecular Weight : 166.14
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[pname] => 1-Methyluric Acid
[catalogue_number] => PA 20 25540
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[weight] => 182.14
[form] => C6H6N4O3
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Catalogue No.:PA 20 25540
Molecular Formula : C6H6N4O3
Molecular Weight : 182.14
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[pname] => Theophylline-1,3-15N2,13C
[catalogue_number] => PA STI 082610
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[form] => C613CH8N215N2O2
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Theophylline-1,3-15N2,13C
Catalogue No.:PA STI 082610
Molecular Formula : C613CH8N215N2O2
Molecular Weight : 183.14
stdClass Object
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[pname] => Theophylline-d6
[catalogue_number] => PA STI 082620
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[chemical_name] =>
[weight] => 186.20
[form] => C7H2D6N4O2
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Catalogue No.:PA STI 082620
Molecular Formula : C7H2D6N4O2
Molecular Weight : 186.20
stdClass Object
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[pname] => Theophylline-13C2d6
[catalogue_number] => PA STI 082630
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[weight] => 188.19
[form] => C513C2H2D6N4O2
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Catalogue No.:PA STI 082630
Molecular Formula : C513C2H2D6N4O2
Molecular Weight : 188.19
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[pname] => Theophylline - Impurity D (Freebase)
[catalogue_number] => PA 20 0250040
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[weight] => 154.17
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Theophylline - Impurity D (Freebase)
Catalogue No.:PA 20 0250040
Molecular Formula : C6H10N4O
Molecular Weight : 154.17
stdClass Object
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[pname] => Theophylline - Impurity D (Hydrochloride Monohydrate Salt)
[catalogue_number] => PA 20 0250041
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[weight] => 208.65
[form] => C6H13ClN4O2
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Theophylline - Impurity D (Hydrochloride Monohydrate Salt)
Catalogue No.:PA 20 0250041
Molecular Formula : C6H13ClN4O2
Molecular Weight : 208.65
stdClass Object
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[pname] => 7-(2-Aminoethyl)theophylline
[catalogue_number] => PA 20 0251011
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[chemical_name] =>
[weight] => 223.24
[form] => C9H13N5O2
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7-(2-Aminoethyl)theophylline
Catalogue No.:PA 20 0251011
Molecular Formula : C9H13N5O2
Molecular Weight : 223.24
stdClass Object
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[pname] => 7-(2-((3,4-Dihydroxyphenethyl)amino)ethyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione Hydrochloride
[catalogue_number] => PA 20 0251012
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[weight] => 395.84
[form] => C17H22ClN5O4
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7-(2-((3,4-Dihydroxyphenethyl)amino)ethyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione Hydrochloride
Catalogue No.:PA 20 0251012
Molecular Formula : C17H22ClN5O4
Molecular Weight : 395.84
stdClass Object
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[catalogue_number] => PA 20 0251014
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[weight] => 312.39
[form] => C8H5Br2ClO
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1-(3,5-Dibromo-2-chlorophenyl)ethan-1-one
Catalogue No.:PA 20 0251014
Molecular Formula : C8H5Br2ClO
Molecular Weight : 312.39
stdClass Object
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[form] => C8H10N4O3
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7-(Hydroxymethyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 20 0251015
Molecular Formula : C8H10N4O3
Molecular Weight : 210.19
