guaifenesin
Guaifenesin is used to try to help with coughing up thick mucous and is sometimes combined with dextromethorphan,an antitussive. It is available as a generic medication and over the counter. Reference standards of Guaifenesin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
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Guaifenesin - API Standards
Catalogue No.:PA 07 17000
Molecular Formula : C10H14O4
Molecular Weight : 198.22
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[catalogue_number] => PA 07 17030
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Catalogue No.:PA 07 17030
Molecular Formula : C20H26O7
Molecular Weight : 378.42
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[pname] => Guaifenesin - Impurity D
[catalogue_number] => PA 07 17040
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[weight] => 304.34
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Catalogue No.:PA 07 17040
Molecular Formula : C17H20O5
Molecular Weight : 304.34
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4-[(2-Methoxyphenoxy)methyl]-1,3-dioxolan-2-one
Catalogue No.:PA 07 17530
Molecular Formula : C11H12O5
Molecular Weight : 224.21
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1-Chloro-3-(2-methoxyphenoxy)-2-propanol
Catalogue No.:PA 07 17510
Molecular Formula : C10H13ClO3
Molecular Weight : 216.66
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Glycerin-1-(4-aminobenzoat)
Catalogue No.:PA 07 17520
Molecular Formula : C10H13NO4
Molecular Weight : 211.21
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[pname] => rac Guaifenesin-d3
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[weight] => 201.23
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Catalogue No.:PA STI 046080
Molecular Formula : C10H11D3O4
Molecular Weight : 201.23
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Catalogue No.:PA STI 046090
Molecular Formula : C10H9D5O4
Molecular Weight : 203.25
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rac Guaifenesin-d5 Cyclic Carbonate
Catalogue No.:PA STI 046100
Molecular Formula : C11H7D5O5
Molecular Weight : 229.24
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[weight] => 184.19
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3-(2-hydroxyphenoxy)propane-1,2-diol
Catalogue No.:PA 07 0171000
Molecular Formula : C9H12O4
Molecular Weight : 184.19
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(4bS,8aR,9R,10S)-3-Methoxy-11-methyl-6,7,8,8a,9,10-hexahydro-5H-9,4b-(epiminoethano)phenanthren-10-ol
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[weight] => 282.29
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Diethyl 2-(2-methoxyphenoxy)malonate
Catalogue No.:PAI 07 017001
Molecular Formula : C14H18O6
Molecular Weight : 282.29
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[pname] => Diethyl Chloromalonate
[catalogue_number] => PAI 07 017002
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[weight] => 194.61
[form] => C7H11ClO4
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Catalogue No.:PAI 07 017002
Molecular Formula : C7H11ClO4
Molecular Weight : 194.61
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3-(2-Methoxyphenoxy) Lactic Acid