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Ivermectin impurity 10. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1135339-49-9. Molecular formula: C48H74O14. Mole weight: 875.11. Catalog: APB1135339499.
Ivermectin impurity 5
Ivermectin impurity 5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 102190-55-6. Molecular formula: C48H72O15. Mole weight: 889.09. Catalog: APB102190556.
28-Oxo Ivermectin B1a (Impurity)
28-Oxo Ivermectin B1a (Impurity). Uses: Designed for use in research and industrial production. Additional or Alternative Names: 5-O-Demethyl-22,23-dihydro-28-oxo-avermectin A1a. Appearance: White to off-white solid. CAS No. 102190-55-6. Molecular formula: C48H72O15. Mole weight: 889.08. Purity: 0.95. IUPACName: (1R,4S,5'S,6R,6'R,8R,10E,12S,13S,14E,16Z,20R,21R,24S)-6'-[(2S)-butan-2-yl]-21,24-dihydroxy-12-[(2R,4S,5S,6S)-5-[(2S,4S,5S,6S)-5-hydroxy-4-methoxy-6-methyloxan-2-yl]oxy-4-methoxy-6-methyloxan-2-yl]oxy-5',11,13,22-tetramethylspiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2,18-dione. Canonical SMILES: CC[C@H](C)[C@@H]1[C@H](CC[C@@]2(O1)C[C@@H]3C[C@H](O2)C/C=C(/[C@H]([C@H](/C=C/C=C/4\C(=O)O[C@H]5[C@@]4([C@@H](C=C([C@H]5O)C)C(=O)O3)O)C)O[C@H]6C[C@@H]([C@H]([C@@H](O6)C)O[C@H]7C[C@@H]([C@H]([C@@H](O7)C)O)OC)OC)\C)C. Product ID: ACM102190556. Alfa Chemistry ISO 9001:2015 Certified.
28-Oxo Ivermectin B1a (Impurity)
28-Oxo Ivermectin B1a is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 102190-55-6. Pack Sizes: 5mg, 50mg. Molecular Formula: C48H72O15. US Biological Life Sciences.
Worldwide
Ivermectin EP Impurity D
Ivermectin EP Impurity D is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: 5-O-demethyl-28-oxo-22,23-dihydroavermectin A1a; 28-oxoH2B1a; 28-Oxo Ivermectin B1a (Impurity); 5-O-Demethyl-22,23-dihydro-28-oxo-avermectin A1a; Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran] Avermectin A1a Deriv. Grade: > 95%. CAS No. 102190-55-6. Molecular formula: C48H72O15. Mole weight: 889.10.
Ivermectin EP Impurity E
Ivermectin EP Impurity E is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: 5-O,12-didemethyl-12-ethyl-22,23-dihydroavermectin A1a; 12-demethyl-12-ethyl-H2B1a. Molecular formula: C49H76O14. Mole weight: 889.13.
Ivermectin EP Impurity F
Ivermectin EP Impurity F is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: 5-O,12-didemethyl-25-de(1-methylpropyl)-12-ethyl-25-(1-methylethyl)-22,23-dihydroavermectin A1a; 12-demethyl-12-ethyl-H2B1b. Molecular formula: C48H74O14. Mole weight: 875.11.
Ivermectin EP Impurity G
Ivermectin EP Impurity G is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: Ivermectin B1 Aglycon; (6R,13S,25R)-5-O-Demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-[(1S)-1-methylpropyl]-milbemycin B; [6R,13S,25R(S)]-5-O-Demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-(1-methylpropyl)-milbemycin B; H2B1a aglycone. Grade: > 95%. CAS No. 73162-95-5. Molecular formula: C34H50O8. Mole weight: 586.77.
Ivermectin EP Impurity H
Ivermectin EP Impurity H is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: Ivermectin B1 Mono-sugar Derivative; 4'-O-De(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-O-demethyl-22,23-dihydro-avermectin A1a; Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran] Avermectin A1a Deriv. Grade: >95%. CAS No. 71837-27-9. Molecular formula: C41H62O11. Mole weight: 730.94.
Ivermectin EP Impurity J
Ivermectin EP Impurity J is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: 2,3-didehydro-5-O-demethyl-25-de(1-methylpropyl)-25-(1-methylethyl)-3,4,22,23-tetrahydroavermectin A1a; Δ2,3H2B1b. Molecular formula: C47H72O14. Mole weight: 861.08.
Ivermectin EP Impurity K
Ivermectin EP Impurity K is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: 3,4-Dihydro Ivermectin (Mixture of Diastereomers) ; 5-O-Demethyl-3,4,22,23-tetrahydro-avermectin A1a; Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran] Avermectin A1a Deriv. Grade: > 95%. CAS No. 74567-01-4. Molecular formula: C48H76O14. Mole weight: 877.13.
Ivermectin Photolytic degradation impurity-2 (aldehyde impurity) is a degradation impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: (2R,2a'Z,4'E,5S,6R,6'S,7'S,8'E,11'R, 15'S, 17a'R,20'R,20a'S)-6-((S)-sec-butyl)-20'-hydroxy-7'-(((2R,4S,5S,6S)-5-(((2S,4S,5S,6S)-5-hydroxy-4-methoxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-4-methoxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-5,6',8',19'-tetramethyl-17'-oxo-2a1',3,4,5,6,6',10',11',14',15',17',17a',20',20a'-tetra decahydro-2'H,7'H-spir[pyran-2,13'-[11,15]methano[1,5]dioxacyclooctadecino[9,8,7-cd]benzofuran]-2'-carbaldehyde.
2,3-Dehydro-3,4-dihydro Ivermectin
2,3-Dehydro-3,4-dihydro Ivermectin is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: Ivermectin EP Impurity I; (4S)-2,3-Didehydro-5-O-demethyl-3,4,22,23-tetrahydroavermectin A1a. Grade: ≥95%. CAS No. 1135339-49-9. Molecular formula: C48H74O14. Mole weight: 875.1.
2,3-Dehydro-3,4-dihydro Ivermectin (Mixture of Diastereomers)
2,3-Dehydro-3,4-dihydro Ivermectin is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 1135339-49-9. Pack Sizes: 10mg, 100mg. Molecular Formula: C48H74O14. US Biological Life Sciences.
Worldwide
3,4-Dihydro Ivermectin (Mixture of Diastereomers)
3,4-Dihydro Ivermectin is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 74567-01-4. Pack Sizes: 1mg. Molecular Formula: C48H76O14. US Biological Life Sciences.
Worldwide
3-O-Demethyl Ivermectin B1a
3-O-Demethyl Ivermectin B1a is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: 3-O-Demethyl Ivermectin H2B1a. CAS No. 431070-70-1. Molecular formula: C47H72O14. Mole weight: 861.10.
4a-hydroxy Ivermectin
4a-hydroxy Ivermectin is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran], Avermectin A1a Deriv. CAS No. 86629-74-5. Molecular formula: C48H74O15. Mole weight: 891.11.
4a-Hydroxy Ivermectin
4a-Hydroxy Ivermectin. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran], avermectin A1a deriv. CAS No. 86629-74-5. Pack Sizes: 1MG. Molecular formula: C48H74O15. Mole weight: 891.09. Catalog: APS86629745. SMILES: CC[C@@H](C)[C@H]1O[C@]2(CC[C@@H]1C)C[C@@H]3C[C@@H](C\C=C(/C)\[C@@H](O[C@H]4C[C@H](OC)[C@@H](O[C@H]5C[C@H](OC)[C@@H](O)[C@H](C)O5)[C@H](C)O4)[C@@H](C)\C=C\C=C/6\CO[C@@H]7[C@H](O)C(=C[C@@H](C(=O)O3)[C@]67O)CO)O2. Format: Neat. Shipping: Room Temperature.
5-O-Demethyl-4'', 5-bis-O-[ (1, 1-dimethylethyl) dimethylsilyl]-22, 23-dihydro-28-oxo-Avermectin A1a is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 102190-51-2. Pack Sizes: 5mg, 25mg. Molecular Formula: C60H100O15Si2. US Biological Life Sciences.
5-O-Demethyl-4'', 5-bis-O-[ (1, 1-dimethylethyl) dimethylsilyl]-22, 23-dihydro-Avermectin A1a is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 82590-57-6. Pack Sizes: 5mg, 25mg. Molecular Formula: C60H102O14Si2. US Biological Life Sciences.
Worldwide
7-O-Methyl ivermectin B1a
7-O-Methyl ivermectin B1a is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Molecular formula: C49H76O14. Mole weight: 889.13.
7-O-Methyl Ivermectin B1a
7-O-Methyl Ivermectin B1a is an impurity of Ivermectin (I940800), which is anthelmintic drug. Related to Ivermectin B1a (I940815). Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 5mg. Molecular Formula: C49H76O14, Molecular Weight: 889.12. US Biological Life Sciences.
Worldwide
8-OOH-Ivermectin H2B1a
8-OOH-Ivermectin H2B1a is an impurity of Ivermectin, an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Synonyms: 8-OOH-Ivermectin B1a; Ivermectin 8alpha-Hydroperoxide. CAS No. 2962875-15-4. Molecular formula: C48H74O16. Mole weight: 907.10.
Avermectin B1a
It is produced by the strain of Streptomyces avermitilis. Avermectin B1a is an antiparasitic agent that paralyzes nematodes without causing hypercontraction or flaccid paralysis. It is a macrocyclic lactone that makes up a large component of the anthelimintic Abamectin used to control parasitic nematodes in livestock. It also acts as an insecticide and acaricide. Uses: Active ingredient in some commercial ant bait traps. Synonyms: Ivermectin EP Impurity A; Abamectin B1a; Doramectin Impurity 3. Grade: ≥95%. CAS No. 65195-55-3. Molecular formula: C48H72O14. Mole weight: 873.08.
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. Synonyms: Ivermectin EP Impurity B; 5-O-Demethyl-25-de(1-methylpropyl)-25-(1-methylethyl)-avermectin A1a; Doramectin Impurity 2. Grade: ≥95%. CAS No. 65195-56-4. Molecular formula: C47H70O14. Mole weight: 859.05.
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. Synonyms: 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.
Ivermectin B1 Aglycon
Ivermectin B1 Aglycon is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 73162-95-5. Pack Sizes: 50mg, 500mg. Molecular Formula: C34H50O8. US Biological Life Sciences.
Worldwide
Ivermectin B1 Aglycon
Ivermectin B1 Aglycon. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Milbemycin B, 5-O-demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-[(1S)-1-methylpropyl]-, (6R,13S,25R)-,(6R,13S,25R)-5-O-Demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-[(1S)-1-methylpropyl]-milbemycin B, 22,23-Dihydroavermectin B1a Aglycon, Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran] Milbemycin B Deriv., Ivermectin Imp. G (EP), Ivermectin Aglycone, [6R,13S,25R(S)]-5-O-Demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-(1-methylpropyl)-milbemycin B. CAS No. 73162-95-5. Pack Sizes: 1MG. Molecular formula: C34H50O8. Mole weight: 586.76. Catalog: APS73162955. SMILES: CC[C@H](C)[C@H]1O[C@]2(CC[C@@H]1C)C[C@@H]3C[C@@H](C\C=C(/C)\[C@@H](O)[C@@H](C)\C=C\C=C\4/CO[C@@H]5[C@H](O)C(=C[C@@H](C(=O)O3)[C@]45O)C)O2. Format: Neat. Shipping: Room Temperature.
Ivermectin B1 aglycone
A semi-synthetic product produced by hydrolysing the disaccharide unit of ivermectin. It is a potent inhibitor of nematode larval development, but is devoid of paralytic activity. The aglycone is used as a sensitive probe for the detection of some types of ivermectin resistance. An impurity of Ivermectin. Synonyms: Dihydroavermectin B1 aglycone; (6R,13S,25R)-5-O-Demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-[(1S)-1-methylpropyl]-milbemycin B; [6R,13S,25R(S)]-5-O-Demethyl-28-deoxy-6,28-epoxy-13-hydroxy-25-(1-methylpropyl)-milbemycin B; 22,23-Dihydroavermectin B1a Aglycon; Ivermectin Aglycone; 13-O-De[4-O-(2,6-dideoxy-3-O-methyl-α-L-glucopyranosyl)-2,6-dideoxy-3-O-methyl-α-L-glucopyranosyl]-22,23-dihydro-27-noravermectin A1. Grade: >99% by HPLC. CAS No. 123997-59-1. Molecular formula: C34H50O8. Mole weight: 586.76.
Ivermectin B1 Monosaccharide
Ivermectin B1 Mono-sugar Derivative is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 71837-27-9. Pack Sizes: 50mg, 500mg. Molecular Formula: C41H62O11. US Biological Life Sciences.
Worldwide
Ivermectin monosaccharide
A semi-synthetic product produced by selective hydrolysis of the terminal saccharide unit. It is a potent inhibitor of nematode larval development, but is devoid of paralytic activity. It is a sensitive probe for the detection of some types of ivermectin resistance. An impurity of Ivermectin. Synonyms: Dihydroavermectin B1 monosaccharide; Ivermectin B1 monosaccharide; 4'-O-De(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-O-demethyl-22,23-dihydro-avermectin A1a; 4'-O-De(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)ivermectin B1. Grade: >99% by HPLC. CAS No. 123997-64-8. Molecular formula: C41H62O11. Mole weight: 730.92.
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