Molecular Formula: C₁₈H₁₉NO₃

Chemical Name
(-)-oripavine
(5α)-6,7,8,14-tetradehydro-4,5-epoxy-6-methoxy-17-methylmorphinan-3-ol
4,5α-epoxy-6-methoxy-17-methyl-morphina-6,8(14)-dien-3-ol
4,5α-epoxy-6-methoxy-17-methyl-morphina-6,8-dien-3-ol
Oripavin
oripavine

Molecular Formula: C₂₉H₄₁NO₄

Chemical Name
(2S)-2-[(-)-(5R,6R,7R,14S)-9α-cyclopropylmethyl-4,5-epoxy-6,14-ethano-3-hydroxy-6-methoxymorphinan-7-yl]-3,3-dimethylbutan
17-(cyclopropylmethyl)-α-(1,1-dimethylethyl)-4,5-epoxy-18,19-dihydro-3-hydroxy-6-methoxy-α-methyl-6,14-ethenomorphinan-7-m
21-cyclopropyl-7α-((S)-1-hydroxy-1,2,2-trimethylpropyl)-6,14-endoethano-6,7,8,14-tetrahydrooripavine
BPR
buprenorphine
TEMGESIC
[3H]-Buprenorphine

Molecular Formula: C₃₄H₄₉NO₅

Chemical Name
Buprenorphine pivalate

Molecular Formula: C₂₁H₂₃NO₃

Chemical Name
N-(cyclopropylmethyl)nororipavine
N-(cyclopropylmethyl)northebaine
N-methylcyclopropyl nororipavine

Molecular Formula: C₂₄H₂₇NO₅

Chemical Name
17-(cyclopropylmethyl)-3-[(ethoxycarbonyl)oxy]nororipavine

Molecular Formula: C₂₅H₂₉NO₄

Chemical Name
1-[(5α,7α)-17-(cyclopropylmethyl)-4,5-epoxy-3-hydroxy-6-methoxy-6,14-ethenomorphinan-7-yl]ethanone
7α-acetyl-17-(cyclopropylmethyl)-6,14-endo(etheno)tetrahydronororipavine

Molecular Formula: C₂₅H₃₁NO₄

Chemical Name
1-[(5α,7α)-17-(cyclopropylmethyl)-4,5-epoxy-3-hydroxy-6-methoxy-6,14-ethanomorphinan-7-yl]ethanone
7α-acetyl-17-(cyclopropylmethyl)-6,14-endo(ethano)tetrahydronororipavine

Molecular Formula: C₂₈H₃₃NO₆

Chemical Name
1-[(5α,7α)-17-(cyclopropylmethyl)-4,5-epoxy-3-[(ethoxycarbonyl)oxy]-6-methoxy-6,14-ethenomorphinan-7-yl]ethanone
7α-acetyl-17-(cyclopropylmethyl)-3-[(ethoxycarbonyl)oxy]-6,14-endo(etheno)tetrahydronororipavine

Molecular Formula: C₂₈H₃₅NO₆

Chemical Name
1-[(5α,7α)-17-(cyclopropylmethyl)-4,5-epoxy-3-[(ethoxycarbonyl)oxy]-18,19-dihydro-6-methoxy-6,14-ethenomorphinan-7-yl]etha
7α-acetyl-17-(cyclopropylmethyl)-3-[(ethoxycarbonyl)oxy]-6,14-endo(ethano)tetrahydronororipavine

Molecular Formula: C₃₂H₄₅NO₆

Chemical Name
(2S)-2-[(-)-(5R,6R,7R,14S)-9R-cyclopropylmethyl-4,5-epoxy-6,14-ethano-3-[(ethoxycarbonyl)oxy]-6-methoxymorphinan-7-yl]-3,3

Molecular Formula: C₂₂H₂₆BrNO₃

Chemical Name
N-(cyclopropylmethyl)oripavine ammonium bromide

Molecular Formula: C₂₂H₂₆BrNO₃

Chemical Name
(S)-N-(cyclopropylmethyl)oripavine ammonium bromide

Molecular Formula: C₂₂H₂₆BrNO₃

Chemical Name
(R)-N-(cyclopropylmethyl)oripavine ammonium bromide

Molecular Formula: C₂₀H₂₃NO₄

Chemical Name
17-(cyclopropylmethyl)-4,5α-epoxy-3,14-dihydroxymorphinan-6-one
Naltrexone
NTRX
NTX
[3H]-Naltrexone
[Cy5]-Naltrexone

Molecular Formula: C₂₁H₂₅NO₄

Chemical Name
17-cyclobutylmethyl-4,5α-epoxy-3,14-dihydroxy-17-methyl-6-oxomorphin
17-cyclobutylmethyl-4,5α-epoxy-3,14-dihydroxymorphinan-6-one
6-ketonalbuphine
N-(CBM)-noroxymorphone
N-(cyclobutylmethyl)-noroxymorphone
nalbuphone

Molecular Formula: C₁₉H₂₁NO₃

Chemical Name
(-)-thebaine
(5α)-6,7,8,14-tetradehydro-4,5-epoxy-3,6-dimethoxy-17-methylmorphinan
thebain
Thebaine
therbaine

Molecular Formula: C₂₀H₂₁NO₄

Chemical Name
3-acetoxy-4,5α-epoxy-6-methoxy-17-methyl-morphina-6,8(14)-diene
3-O-acetyl oripavine
O-acetyl-oripavine
Oripavin-3-acetat

Molecular Formula: C₂₁H₂₇NO₄

Chemical Name
(+)-nalbuphine
(-)-17-(cyclobutylmethyl)-4,5α-epoxymorphinan-3,6α,14-triol
17-(cyclobutylmethyl)-4,5α-epoxymorphinane-3,6α-14-triol
nalbufine
nalbuphine
α-nalbuphine

Molecular Formula: C₂₁H₂₆BrNO₄

Chemical Name
(S)-N-(cyclopropylmethyl)-noroxymorphone methyl bromide
(S)-N-methylnaltrexone
(S)-N-Methylnaltrexone bromide
S-MNTX

Molecular Formula: C₂₁H₂₆BrNO₄

Chemical Name
(R)-N-methylnaltrexone
(R)-N-Methylnaltrexone bromide
methylnaltrexone bromide
morphinanium, 17R, 17-(cyclopropylmethyl)-4,5-epoxy-3,14-dihydroxy-17- methyl-6-oxo-,salt, (5α)-(9Cl)
R-MNTX