Avermectin B1

Chemical Information
Abamectin appears as odorless off-white to yellow crystals from methanol. Does not hydrolyze in water at pH 3, 5, 7. Used as an acaricide and insecticide.
| CAS Number | 71751-41-2 |
| PubChem CID | 9920327 |
| IUPAC Name | (1'R,2R,3S,4'S,6S,8'R,10'E,12'S,13'S,14'E,16'E,20'R,21'R,24'S)-2-[(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-3,11',13',22'-tetramethylspiro[2,3-dihydropyran-6,6'-3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene]-2'-one;(1'R,2R,3S,4'S,6S,8'R,10'E,12'S,13'S,14'E,16'E,20'R,21'R,24'S)-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-3,11',13',22'-tetramethyl-2-propan-2-ylspiro[2,3-dihydropyran-6,6'-3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene]-2'-one |
| Molecular Formula | C95H142O28 |
| Molecular Weight | 1732.1 |
| Topological Polar Surface Area | 340 |
| Hydrogen Bond Donor Count | 6 |
| Hydrogen Bond Acceptor Count | 28 |
| Rotatable Bond Count | 15 |
| Heavy Atom Count | 123 |
| Formal Charge | 0 |
| Complexity | 3430 |
| Property | Value |
|---|---|
| Molecular Weight | 1732.1 |
| Hydrogen Bond Donor Count | 6 |
| Hydrogen Bond Acceptor Count | 28 |
| Rotatable Bond Count | 15 |
| Exact Mass | 1731.97211870 |
| Monoisotopic Mass | 1730.96876387 |
| Topological Polar Surface Area | 340 Ų |
| Heavy Atom Count | 123 |
| Formal Charge | 0 |
| Complexity | 3430 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 39 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 6 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 2 |
| Compound Is Canonicalized | Yes |
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