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Type:Impurity Reference Standard
API NAME:Buprenorphine
Total Products: 20
Inv. Status:

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Buprenorphine EP Impurity A
CAT No: CL-BPRP-001 CAS No: 457071-73-7 Mol Wt: 467.7 Mol F: C29H41NO4 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6R,7R,7aR,12bS)-3-(but-3-en-1-yl)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol
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Buprenorphine EP Impurity B
CAT No: CL-BPRP-002 CAS No: 78715-23-8 Mol Wt: 413.6 Mol F: C25H35NO4 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6R,7R,7aR,12bS)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol
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Buprenorphine EP Impurity C
CAT No: CL-BPRP-003 CAS No: 16614-60-1 Mol Wt: 452.6 Mol F: C27H36N2O4 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6R,7R,7aR,12bS)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7,9-dimethoxy-1,2,5,6,7,7a-hexahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline-3(4H)-carbonitrile
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Buprenorphine EP Impurity D
CAT No: CL-BPRP-004 CAS No: 16524-65-5 Mol Wt: 481.7 Mol F: C30H43NO4 Inv Status: Custom Synthesis
Chemical Name: (S)-2-((4R,4aS,6R,7R,7aR,12bS)-3-(cyclopropylmethyl)-7,9-dimethoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-6-yl)-3,3-dimethylbutan-2-ol
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Buprenorphine EP Impurity E
CAT No: CL-BPRP-005 CAS No: 130668-48-3 Mol Wt: 453.6 Mol F: C28H39NO4 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6R,7R,7aR,12bS)-3-(cyclopropylmethyl)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline-7,9-diol
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Buprenorphine EP Impurity F
CAT No: CL-BPRP-006 CAS No: 97203-04-8 Mol Wt: 449.6 Mol F: C29H39NO3 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6R,7R,7aR,12bS)-3-(cyclopropylmethyl)-6-(3,3-dimethylbut-1-en-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol
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Buprenorphine EP Impurity G
CAT No: CL-BPRP-007 CAS No: NA Mol Wt: 933.3 Mol F: C58H80N2O8 Inv Status: Custom Synthesis
Chemical Name: (4R,4'R,5S,5'S,7R,7'R,8R,8'R,9R,9'R,17S,17'S)-3,3'-bis(cyclopropylmethyl)-7,7'-bis((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-8,8'-dimethoxy-2,2',3,3',4,4',6,6',7,7',8,8',9,9',18,18',19,19',20,20'-icosahydro-1H,1'H-[13,13'-bi(4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline)]-12,12'-diol
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Buprenorphine EP Impurity H
CAT No: CL-BPRP-008 CAS No: 90387-35-2 Mol Wt: 469.7 Mol F: C29H43NO4 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6R,7R,7aR,12bS)-3-butyl-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol
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Buprenorphine EP Impurity I
CAT No: CL-BPRP-009 CAS No: 89663-73-0 Mol Wt: 435.6 Mol F: C28H37NO3 Inv Status: Custom Synthesis
Chemical Name: (4bS,8R,8aS,9aR,12aR,12bR)-7-(cyclopropylmethyl)-10,10,11,11-tetramethyl-6,7,8,9,9a,10,11,12b-octahydro-5H-8a,12a-ethano-4,8-methanobenzofuro[3,2-e]furo[2,3-g]isoquinolin-1-ol
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Buprenorphine EP Impurity J
CAT No: CL-BPRP-010 CAS No: 155203-05-7 Mol Wt: 465.6 Mol F: C29H39NO4 Inv Status: Custom Synthesis
Chemical Name: (4R,4aR,7R,7aR,12bS,14R)-3-(cyclopropylmethyl)-14-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,7,7a-hexahydro-7,4a-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol
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Buprenorphine N-Oxide
CAT No: CL-BPRP-011 CAS No: NA Mol Wt: 483.6 Mol F: C29H41NO5 Inv Status: Custom Synthesis
Chemical Name: (3R,4R,4aS,6R,7R,7aR,12bS)-3-(cyclopropylmethyl)-9-hydroxy-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline 3-oxide
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10-Oxo Buprenorphine
CAT No: CL-BPRP-012 CAS No: 1044710-08-8 Mol Wt: 481.6 Mol F: C29H39NO5 Inv Status: Custom Synthesis
Chemical Name: (4S,4aS,6R,7R,7aR,12bS)-3-(cyclopropylmethyl)-9-hydroxy-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-13-one
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Hydroxy Buprenorphine
CAT No: CL-BPRP-014 CAS No: NA Mol Wt: 483.6 Mol F: C29H41NO5 Inv Status: Custom Synthesis
Chemical Name: 3-(cyclopropylmethyl)-6-(2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline-9,13-diol
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Hydroxy Norbuprenorphine
CAT No: CL-BPRP-015 CAS No: NA Mol Wt: 429.6 Mol F: C25H35NO5 Inv Status: Custom Synthesis
Chemical Name: (4S,4aS,6R,7R,7aR,12bS)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinoline-9,13-diol
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3-O-Methyl Norbuprenorphine
CAT No: CL-BPRP-016 CAS No: 16614-59-8 Mol Wt: 427.6 Mol F: C26H37NO4 Inv Status: Custom Synthesis
Chemical Name: (S)-2-((4R,4aS,6R,7R,7aR,12bS)-7,9-dimethoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-6-yl)-3,3-dimethylbutan-2-ol
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Buprenorphine Beta-D-Glucuronide
CAT No: CL-BPRP-017 CAS No: 101224-22-0 Mol Wt: 643.8 Mol F: C35H49NO10 Inv Status: Custom Synthesis
Chemical Name: (2S,3S,4S,5R,6S)-6-(((4R,4aS,6R,7R,7aR,12bS)-3-(cyclopropylmethyl)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-yl)oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid
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Buprenorphine Oxo Impurity
CAT No: CL-BPRP-018 CAS No: NA Mol Wt: 481.6 Mol F: C29H39NO5 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6R,7R,7aR,12bS)-3-(cyclopropylmethyl)-9-hydroxy-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-3,4,5,6,7,7a-hexahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-2(1H)-one
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N-Methyl Norbuprenorphine 3-Methyl Ether
CAT No: CL-BPRP-019 CAS No: 16196-70-6 Mol Wt: 441.6 Mol F: C27H39NO4 Inv Status: Custom Synthesis
Chemical Name: (S)-2-((4R,4aS,6R,7R,7aR,12bS)-7,9-dimethoxy-3-methyl-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-6-yl)-3,3-dimethylbutan-2-ol
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Norbuprenorphine 3-Beta-D-Glucuronide
CAT No: CL-BPRP-020 CAS No: 469887-29-4 Mol Wt: 589.7 Mol F: C31H43NO10 Inv Status: Custom Synthesis
Chemical Name: (2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-(((4R,4aS,6R,7R,7aR,12bS)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-yl)oxy)tetrahydro-2H-pyran-2-carboxylic acid
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7-(S)-Buprenorphine
CAT No: CL-BPRP-021 CAS No: 152610-73-6 Mol Wt: 467.7 Mol F: C29H41NO4 Inv Status: Custom Synthesis
Chemical Name: (4R,4aS,6S,7R,7aR,12bS)-3-(cyclopropylmethyl)-6-((S)-2-hydroxy-3,3-dimethylbutan-2-yl)-7-methoxy-1,2,3,4,5,6,7,7a-octahydro-4a,7-ethano-4,12-methanobenzofuro[3,2-e]isoquinolin-9-ol

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