(redirected from heptafluorobutyryl)
HFBHigh Frequency Bandwidth (band)
HFBHindu Forum of Britain (UK)
HFBHorn-Fed Bowtie (antenna)
HFBHome Furnishings Business (magazine)
HFBHooray for Boobies (Bloodhound Gang album)
HFBHit From Behind
HFBHigh Frequency Bipolar (device)
HFBHybrid Fluidized Bed
HFBHand from Block
HFBHigh Frequency Broadcast
HFBHost Federation-Broker
HFBHeavy Fabrication Business
HFBHome Federal Bank (various locations)
HFBHealth & Fitness Business (trade show)
HFBHappy Freaking Birthday
HFBHealth Fund Board (Oregon)
HfBHouston Food Bank (Houston, TX)
References in periodicals archive ?
Typical retention times for the heptafluorobutyryl derivatives were as follows: 19.
Derivatization of buprenorphine with heptafluorobutyric anhydride results in the formation of the heptafluorobutyryl esters of the parent compound as well as its acid-catalyzed degradation products, 21-cyclopropylmethyl-7-[2-(3,3-dimethyl-l-butenyl)]-6, 14-endo-ethanotetrahydrooripavine (buprenorphine olefin) and 21-cyclopropylmethyl-6,14-endo-ethano-2',3',4',5',7,8-hexahydro-4',4',5', 5'-tetramethylfurano--[2',3':6,7]-normorphide (demethoxybuprenorphine) (Fig.
A GC method involving solid-phase extraction and ECD of the heptafluorobutyryl ester of buprenorphine, and claiming a limit of detection of 0.