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4-carbethoxyhexafluorobutyryl chloride

 
National Institutes of Health

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2005
2005
The use of fast gas chromatography-mass spectrometry (FGC-MS) was investigated to improve the efficiency of analysis of urine… Expand
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1998
1998
Stable isotope dilution gas chromatographic-mass spectrometric (GC-MS) measurement of tricyclic antidepressants (TCA) is a useful… Expand
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1998
1998
Phenmetrazine is a central nervous system stimulant currently used as an anorectic agent. The drug is abused and is reported to… Expand
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1997
1997
Urinary phenol is analyzed widely to determine benzene exposure in humans. Most methods utilize direct measurements of phenols… Expand
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1995
1995
Deuterium-labeled analogues are available for a variety of drugs, but the amphetamines (amphetamine and methamphetamine) have… Expand
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1995
1995
Ethylene glycol poisoning is a common problem and identification of ethylene glycol in serum is important for both medical and… Expand
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1993
1993
Recently, certain laboratories reported the presence of methamphetamine in several negative urine specimens. We have demonstrated… Expand
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1992
1992
Derivatives of seven commonly used sympathomimetic amines and two "designer amines" were isolated from urine, separated… Expand
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1992
1992
An underivatized methane chemical ionization (CI) assay for measuring amphetamines in urine was evaluated against derivatized… Expand
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1989
1989
An analytical procedure for methamphetamine and amphetamine has been developed using 4-carbethoxyhexafluorobutyryl chloride. This… Expand
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