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It is an acid degradation product produced by hydrolysis of the disaccharide unit of avermectin. It is an inhibitor of nematode larval development. It has no paralytic activity. It is an anthelmintic in animal health. Alternative Names: (6R,13S,25R)-22,23-didehydro-5-O-demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-[(1S)-1-methylpropyl]-milbemycin B. Grades: >95% by HPLC. CAS No. 71828-14-3. Molecular formula: C34H48O8. Mole weight: 584.74.
Avermectin b1a ≥95% (HPLC)
Avermectin b1a ≥95% (HPLC). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg, 1g, 2.5g. US Biological Life Sciences.
Worldwide
Avermectin B1a monosaccharide
It is an acid degradation product produced by selective hydrolysis of the terminal saccharide unit of avermectin. It is a potent inhibitor of nematode larval development. It has no paralytic activity. Alternative Names: 4'-O-de(2,6-dideoxy-3-O-methyl-alpha-L-arabino-hexopyranosyl)-5-O-demethyl-avermectin A1a; 5-O-Demethyl-4'-O-de(2,6-dideoxy-3-O-methyl-α-L-glucopyranosyl)avermectin A1a; MSB 1a. Grades: >95% by HPLC. CAS No. 71831-09-9. Molecular formula: C41H60O11. Mole weight: 728.91.
Avermectin B1b
Avermectin B1b is the minor component of the commercially available anthelmintic marketed as Abamectin. It is used broadly against nematodes, ticks, flies, and ants. Alternative Names: Ivermectin EP Impurity B; 5-O-Demethyl-25-de(1-methylpropyl)-25-(1-methylethyl)-avermectin A1a; Doramectin Impurity 2. Grades: ≥95%. CAS No. 65195-56-4. Molecular formula: C47H70O14. Mole weight: 859.05.
Avermectin B1b (Antibiotic C 076B1b)
Avermectin B1b is the minor component (<20%) of the commerically available anthelmintic marketed as Abamectin(R) used to control parasitic nematodes in livestock. Avermectin B1b contains a isopropyl residue in the 24-position. In vitro and in vivo studies have shown this analogue to be active but less potent than the B1a analogue. Group: Biochemicals. Alternative Names: Antibiotic C 076B1b. Grades: Highly Purified. CAS No. 65195-56-4. Pack Sizes: 500ug. US Biological Life Sciences.
Worldwide
Avermectin B2a
Avermectin B2a is produced by the strain of Streptomyces avermitilis. It stimulates nerve cells to release Y-aminobutyric acid (GABA), which blocks the transmission of signals from the central nervous system to the motor nerve. It is not resistant to bacteria and fungi, but has strong activity to nematode parasites such as ancylostoma and Pteria, as well as insects such as flies. Abamectin B1a has the highest activity. Ivermectin obtained by catalytic hydrogenation contains 22 23- dihydroabamectin B1a (above 80%) and 22 23 dioxabamectin B1b (below 20%). Less active than B1a but less toxic. Used as repellent (subcutaneous or oral) for cattle, sheep and pigs, it is also effective against human filariasis. Alternative Names: Ivermectin EP Impurity C; (23S)-5-O-demethyl-23-hydroxy-22,23-dihydro-avermectin A1a. CAS No. 65195-57-5. Molecular formula: C48H74O15. Mole weight: 891.09.
avermitilol synthase
Requires Mg2+. The recombinent enzyme gives avermitilol (85%) plus traces of germacrene A, germacrene B and viridiflorol. The (1S)-hydrogen of farnesyl diphosphate is retained. Group: Enzymes. Enzyme Commission Number: EC 4.2.3.96. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-5260; avermitilol synthase; EC 4.2.3.96. Cat No: EXWM-5260.
Averufin
Averufin is produced by the strain of Asergillus sp. Ames tests showed a weak mutagenic effect. Alternative Names: Averufine; 3,4,5,6-Tetrahydro-7,9,11-trihydroxy-2-methyl-2,6-epoxy-2H-anthra[2,3-b]oxocin-8,13-dione. CAS No. 14016-29-6. Molecular formula: C20H16O7. Mole weight: 368.34.
Avian Eggshell Membrane Collagen
Avian Eggshell Membrane Collagen.
CA, FL & NJ
Avibactam
Avibactam is a novel investigational non-beta-lactam beta-lactamase inhibitor that is being developed for possible use in combination with ceftaroline in the U.S. Avibactam does not have any intrinsic antibacterial activity in its own right, but appears to be capable of inhibiting beta-lactamase enzymes that belong to molecular classes A and C.Avibactam is useful for Antibiotics. Uses: Beta-lactamase inhibitors. Alternative Names: Sulfuric acid mono[(1R,2S,5R)-2-(aminocarbonyl)-7-oxo-1,6-diazabicyclo[3.2.1]oct-6-yl] ester; Avibactam free acid; [(2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl] hydrogen sulfate. Grades: >98%. CAS No. 1192500-31-4. Molecular formula: C7H11N3O6S. Mole weight: 265.24.
Avibactam-[13C5] sodium salt
Avibactam-[13C5] sodium salt is the labelled analogue of Avibactam sodium salt. Avibactam Sodium Salt, a novel β-lactamase inhibitor with a non-lactam structural. In combination with ceftazidime, Avibactam is a new drug to treat complicated urinary tract and complicated intra-abdominal Infections caused by antibiotic resistant-pathogens. Alternative Names: [13C5]-Avibactam sodium salt; Avibactam-13C5 Sodium Salt. Molecular formula: C2[13C]5H10N3NaO6S. Mole weight: 292.19.
Avibactam free acid
Avibactam (NXL-104) free acid is a covalent and reversible non-β-lactam β-lactamase inhibitor which inhibits β-lactamase TEM-1 and CTX-M-15 with IC50s of 8 nM and 5 nM, respectively[1]. Uses: Scientific research. Category: Signaling pathways. Alternative Names: NXL-104 free acid. CAS No. 1192500-31-4. Pack Sizes: 10 mM * 1 mL in DMSO; 5 mg; 10 mg; 50 mg; 100 mg. Product ID: HY-14879.
Avibactam Impurity 13
Avibactam Impurity 13. Uses: For analytical and research use. CAS No. 2243810-78-6. Molecular formula: C6H13N3O5S. Mole weight: 239.25. Catalog: APB2243810786.
Avibactam Impurity 2
Avibactam Impurity 2. Uses: For analytical and research use. CAS No. 2064219-25-4. Molecular formula: C7H11N3O6S. Mole weight: 265.24. Catalog: APB2064219254.
Avibactam Impurity 25
Avibactam Impurity 25. Uses: For analytical and research use. Alternative Names: Avibactam Impurity 25. Molecular formula: C15H27NO6S. Mole weight: 349.44. Catalog: APB02734.
Avibactam Impurity 27
Avibactam Impurity 27. Uses: For analytical and research use. Alternative Names: (2S,5R)-ethyl 5-((benzyloxy)amino)piperidine-2-carboxylate oxalate. CAS No. 1416134-48-9. Molecular formula: C17H24N2O7. Mole weight: 368.38. Catalog: APB1416134489.
Avibactam Impurity 28
Avibactam Impurity 28. Uses: For analytical and research use. Alternative Names: (2S,5R)-6-(benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxamide. CAS No. 1192651-49-2. Molecular formula: C14H17N3O3. Mole weight: 275.3. Catalog: APB1192651492.
Avibactam Impurity 29
Avibactam Impurity 29. Uses: For analytical and research use. Alternative Names: tetrabutylammonium (2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl sulfate. CAS No. 1192651-80-1. Molecular formula: C23H46N4O6S. Mole weight: 506.7. Catalog: APB1192651801.
Avibactam Impurity (2S,5S-A8) (Avibactam Impurity 18). Uses: For analytical and research use. Molecular formula: C13H19N3O2. Mole weight: 249.31. Catalog: APB06718.
Avibactam Impurity 30
Avibactam Impurity 30. Uses: For analytical and research use. Alternative Names: sodium (2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl sulfate. CAS No. 1192491-61-4. Molecular formula: C7H10N3NaO6S. Mole weight: 287.23. Catalog: APB1192491614.
Avibactam Impurity 31
Avibactam Impurity 31. Uses: For analytical and research use. Alternative Names: (2R,5R)-ethyl 5-((benzyloxy)amino)piperidine-2-carboxylate oxalate. Molecular formula: C17H24N2O7. Mole weight: 368.38. Catalog: APB02733.
Avibactam Impurity 32
Avibactam Impurity 32. Uses: For analytical and research use. Alternative Names: (2S,5S)-ethyl 5-((benzyloxy)amino)piperidine-2-carboxylate oxalate. Molecular formula: C17H24N2O7. Mole weight: 368.38. Catalog: APB02732.
Avibactam Impurity 33
Avibactam Impurity 33. Uses: For analytical and research use. Alternative Names: (2R,5S)-ethyl 5-((benzyloxy)amino)piperidine-2-carboxylate oxalate. Molecular formula: C17H24N2O7. Mole weight: 368.38. Catalog: APB02731.
Avibactam Impurity 34
Avibactam Impurity 34. Uses: For analytical and research use. Alternative Names: (2R,5S)-5-((benzyloxy)amino)piperidine-2-carboxamide. Molecular formula: C13H19N3O2. Mole weight: 249.31. Catalog: APB02730.
Avibactam Impurity 35
Avibactam Impurity 35. Uses: For analytical and research use. Alternative Names: tetrabutylammonium (2R,5S)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl sulfate. Molecular formula: C23H46N4O6S. Mole weight: 506.7. Catalog: APB02729.
Avibactam Impurity 36
Avibactam Impurity 36. Uses: For analytical and research use. Alternative Names: sodium (2S,5R)-5-((benzyloxy)amino)piperidine-2-carboxylate. CAS No. 2122800-38-6. Molecular formula: C13H17N2NaO3. Mole weight: 272.28. Catalog: APB2122800386.
Avibactam Impurity 38
Avibactam Impurity 38. Uses: For analytical and research use. Alternative Names: (S,Z)-ethyl 5-((benzyloxy)imino)-6-bromo-2-((tert-butoxycarbonyl)amino)hexanoate. CAS No. 2241730-86-7. Molecular formula: C20H29BrN2O5. Mole weight: 457.36. Catalog: APB2241730867.
Avibactam Impurity 39
Avibactam Impurity 39. Uses: For analytical and research use. Alternative Names: (2S,5R)-ethyl 5-((benzyloxy)amino)piperidine-2-carboxylate. Molecular formula: C15H22N2O3. Mole weight: 278.35. Catalog: APB02728.
Avibactam Impurity 4
Avibactam Impurity 4. Uses: For analytical and research use. CAS No. 1383814-72-9. Molecular formula: C14H17N3O3. Mole weight: 275.31. Catalog: APB1383814729.
Avibactam Impurity 40
Avibactam Impurity 40. Uses: For analytical and research use. Alternative Names: (R,E)-ethyl 5-((benzyloxy)imino)piperidine-2-carboxylate. CAS No. 2089462-89-3. Molecular formula: C15H20N2O3. Mole weight: 276.33. Catalog: APB2089462893.
Avibactam Impurity 41
Avibactam Impurity 41. Uses: For analytical and research use. Alternative Names: sodium (2S,5R)-7-oxo-6-(sulfonatooxy)-1,6-diazabicyclo[3.2.1]octane-2-carboxylate. Molecular formula: C7H8N2Na2O7S. Mole weight: 310.19. Catalog: APB02727.
Avibactam Impurity 42
Avibactam Impurity 42. Uses: For analytical and research use. Alternative Names: (2S,5S)-5-((benzyloxy)amino)piperidine-2-carboxamide. CAS No. 2381525-12-6. Molecular formula: C13H19N3O2. Mole weight: 249.31. Catalog: APB2381525126.
Avibactam Impurity 43
Avibactam Impurity 43. Uses: For analytical and research use. Alternative Names: (2R,5R)-5-((benzyloxy)amino)piperidine-2-carboxamide. Molecular formula: C13H19N3O2. Mole weight: 249.31. Catalog: APB02726.
Avibactam Impurity 44
Avibactam Impurity 44. Uses: For analytical and research use. Alternative Names: tetrabutylammonium (2S,5S)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl sulfate. CAS No. 2064219-22-1. Molecular formula: C23H46N4O6S. Mole weight: 506.7. Catalog: APB2064219221.
Avibactam Impurity 45
Avibactam Impurity 45. Uses: For analytical and research use. Alternative Names: tetrabutylammonium (2R,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl sulfate. CAS No. 2064219-20-9. Molecular formula: C23H46N4O6S. Mole weight: 506.7. Catalog: APB2064219209.
Avibactam Impurity 46
Avibactam Impurity 46. Uses: For analytical and research use. Alternative Names: sodium (2S,5R)-2-cyano-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl sulfate. CAS No. 1804915-68-1. Molecular formula: C7H8N3NaO5S. Mole weight: 269.21. Catalog: APB1804915681.
Avibactam Impurity 47
Avibactam Impurity 47. Uses: For analytical and research use. Alternative Names: (2S,5R)-methyl 5-((benzyloxy)amino)piperidine-2-carboxylate. Molecular formula: C14H20N2O3. Mole weight: 264.32. Catalog: APB02725.
Avibactam Impurity 48
Avibactam Impurity 48. Uses: For analytical and research use. Molecular formula: C15H20N2O3. Mole weight: 276.34. Catalog: APB06724.
Avibactam Impurity 49
Avibactam Impurity 49. Uses: For analytical and research use. CAS No. 1416134-73-0. Molecular formula: C14H20N2O3. Mole weight: 264.33. Catalog: APB1416134730.
Avibactam Impurity 51
Avibactam Impurity 51. Uses: For analytical and research use. CAS No. 1383814-64-9. Molecular formula: C7H11N3O3. Mole weight: 185.18. Catalog: APB1383814649.
Avibactam Impurity 52
Avibactam Impurity 52. Uses: For analytical and research use. Molecular formula: C7H11N3O9S2. Mole weight: 345.3. Catalog: APB06734.
Avibactam Impurity 53
Avibactam Impurity 53. Uses: For analytical and research use. CAS No. 2770477-67-1. Molecular formula: C9H16N3NaO7S. Mole weight: 333.29. Catalog: APB2770477671.
Avibactam Impurity 53
Avibactam Impurity 53. Uses: For analytical and research use. Alternative Names: (2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl methyl sulfate. Molecular formula: C8H13N3O6S. Mole weight: 279.27. Catalog: APB02721.
Avibactam Impurity 54
Avibactam Impurity 54. Uses: For analytical and research use. Alternative Names: (2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl ethyl sulfate. Molecular formula: C9H15N3O6S. Mole weight: 293.3. Catalog: APB02719.
Avibactam Impurity 55
Avibactam Impurity 55. Uses: For analytical and research use. Alternative Names: (2S,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl isopropyl sulfate. Molecular formula: C10H17N3O6S. Mole weight: 307.32. Catalog: APB02718.
Avibactam Impurity 56
Avibactam Impurity 56. Uses: For analytical and research use. Alternative Names: (S,Z)-1-tert-butyl 2-ethyl 5-((tert-butoxycarbonyl)imino)piperidine-1,2-dicarboxylate. Molecular formula: C18H30N2O6. Mole weight: 370.44. Catalog: APB02717.
Avibactam Impurity 57
Avibactam Impurity 57. Uses: For analytical and research use. Alternative Names: sodium ((3R,6S)-6-(sulfonatocarbamoyl)piperidin-3-yl)amino sulfate. Molecular formula: C6H11N3Na2O8S2. Mole weight: 363.28. Catalog: APB02715.
Avibactam Impurity 58
Avibactam Impurity 58. Uses: For analytical and research use. Alternative Names: N-((9H-fluoren-9-yl)methyl)-N-ethylethanamine. Molecular formula: C18H21N. Mole weight: 251.37. Catalog: APB02716.
Avibactam Impurity 59
Avibactam Impurity 59. Uses: For analytical and research use. Alternative Names: (6R,8aS)-6-((benzyloxy)amino)tetrahydroimidazo[1,5-a]pyridine-1,3(2H,5H)-dione. Molecular formula: C14H17N3O3. Mole weight: 275.3. Catalog: APB02714.
Avibactam Impurity 6
Avibactam Impurity 6. Uses: For analytical and research use. CAS No. 1174020-25-7. Molecular formula: C14H16N2O4. Mole weight: 276.29. Catalog: APB1174020257.
Avibactam Impurity 6
An impurity of Avibactam, a non-β lactam β-lactamase inhibitor that inactivates some β-lactamases. Alternative Names: (2S,5R)-6-(benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxamide; (1R,2S,5R)-7-Oxo-6-(phenylmethoxy)-1,6-diazabicyclo[3.2.1]octane-2-carboxamide. Grades: >95%. CAS No. 1192651-49-2. Molecular formula: C14H17N3O3. Mole weight: 275.31.
Avibactam Impurity 60
Avibactam Impurity 60. Uses: For analytical and research use. Alternative Names: (2S,5R)-(9H-fluoren-9-yl)methyl 5-((benzyloxy)amino)-2-carbamoylpiperidine-1-carboxylate. Molecular formula: C28H29N3O4. Mole weight: 471.55. Catalog: APB02713.
Avibactam Impurity 61
Avibactam Impurity 61. Uses: For analytical and research use. Alternative Names: (2S,5R)-(9H-fluoren-9-yl)methyl 5-((((9H-fluoren-9-yl)methoxy)carbonyl)(benzyloxy)amino)-2-carbamoylpiperidine-1-carboxylate. Molecular formula: C43H39N3O6. Mole weight: 693.79. Catalog: APB02712.
Avibactam Impurity 62
Avibactam Impurity 62. Uses: For analytical and research use. Alternative Names: (2S,5R)-(9H-fluoren-9-yl)methyl 5-(N-(benzyloxy)-1H-imidazole-1-carboxamido)-2-carbamoylpiperidine-1-carboxylate. Molecular formula: C32H31N5O5. Mole weight: 565.62. Catalog: APB02709.
Avibactam Impurity 63
Avibactam Impurity 63. Uses: For analytical and research use. Alternative Names: (2S,5R)-6-hydroxy-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxamide. Molecular formula: C7H11N3O3. Mole weight: 185.18. Catalog: APB02710.
Avibactam Impurity 64
Avibactam Impurity 64. Uses: For analytical and research use. Alternative Names: (2S,5R)-5-(hydroxyamino)piperidine-2-carboxamide. Molecular formula: C6H13N3O2. Mole weight: 159.19. Catalog: APB02711.
Avibactam Impurity 65
Avibactam Impurity 65. Uses: For analytical and research use. Alternative Names: (2S,5R)-6-(benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxylic acid. Molecular formula: C14H16N2O4. Mole weight: 276.29. Catalog: APB02707.
Avibactam Impurity 66
Avibactam Impurity 66. Uses: For analytical and research use. Alternative Names: (R,Z)-ethyl 5-((benzyloxy)imino)piperidine-2-carboxylate. Molecular formula: C15H20N2O3. Mole weight: 276.33. Catalog: APB02708.
Avibactam Impurity 67
Avibactam Impurity 67. Uses: For analytical and research use. Alternative Names: (S,Z)-ethyl 5-((benzyloxy)imino)piperidine-2-carboxylate. Molecular formula: C15H20N2O3. Mole weight: 276.33. Catalog: APB02706.
Avibactam Impurity 68
Avibactam Impurity 68. Uses: For analytical and research use. Alternative Names: (2S,5R)-(9H-fluoren-9-yl)methyl 5-((((9H-fluoren-9-yl)methoxy)carbonyl)(benzyloxy)amino)-2-carbamoylpiperidine-1-carboxylate. Molecular formula: C43H39N3O6. Mole weight: 693.79. Catalog: APB02705.
Avibactam Impurity 69
Avibactam Impurity 69. Uses: For analytical and research use. Alternative Names: Avibactam Impurity 69. Molecular formula: C15H27NO6S. Mole weight: 349.44. Catalog: APB02703.
Avibactam Impurity 7
Avibactam Impurity 7. Uses: For analytical and research use. CAS No. 396731-20-7. Molecular formula: C7H12N3NaO6S. Mole weight: 289.24. Catalog: APB396731207.
Avibactam Impurity 70
Avibactam Impurity 70. Uses: For analytical and research use. Alternative Names: sodium ((3R,6S)-6-carbamoyl-1-sulfonatopiperidin-3-yl)amino sulfate. Molecular formula: C6H11N3Na2O8S2. Mole weight: 363.28. Catalog: APB02704.
Avibactam Impurity 71
Avibactam Impurity 71. Uses: For analytical and research use. Alternative Names: (S)-ethyl 5-((benzyloxy)imino)piperidine-2-carboxylate. Molecular formula: C15H20N2O3. Mole weight: 276.33. Catalog: APB02701.
Avibactam Impurity 72
Avibactam Impurity 72. Uses: For analytical and research use. Alternative Names: (2S,5R)-9H-fluoren-9-yl 5-((benzyloxy)amino)-2-carbamoylpiperidine-1-carboxylate. Molecular formula: C27H27N3O4. Mole weight: 457.52. Catalog: APB02702.