(2R,2a'E,2a1'S,4'E,5S,6R,6'R,8'E,11'R,15'S,17a'R,20'R,20a'R)-2a1',20'-Dihydroxy-5,6,6',8',19'-pentamethyl-2a1',3,4,5,6,6',7',10',11',14',15',17a',20',20a'-tetradecahydro-2'H,17'H-spiro[pyran-2,13'-[11,15]methano[1,5]dioxacyclooctadecino[9,8,7-cd]benzofuran]-17'-one, 95%

cas: 51596-10-2 — see every product listed under this CAS number, including other names

(2R,2a'E,2a1'S,4'E,5S,6R,6'R,8'E,11'R,15'S,17a'R,20'R,20a'R)-2a1',20'-Dihydroxy-5,6,6',8',19'-pentamethyl-2a1',3,4,5,6,6',7',10',11',14',15',17a',20',20a'-tetradecahydro-2'H,17'H-spiro[pyran-2,13'-[11,15]methano[1,5]dioxacyclooctadecino[9,8,7-cd]benzofuran]-17'-one, 95% (CAS 51596-10-2) is a chemical reagent available from Chemat. Available pack sizes: 10mg. Offered by: Chemat.

• 2D
• 3D

Milbemycin A3 is a milbemycin.

Source: ChEBI

Identity

Molecular formula	C31H44O7
Molecular weight	528.7 g/mol
IUPAC name	(1R,4S,5'S,6R,6'R,8R,10E,13R,14E,16E,20R,21R,24S)-21,24-dihydroxy-5',6',11,13,22-pentamethylspiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2-one
InChIKey	ZLBGSRMUSVULIE-GSMJGMFJSA-N
SMILES	C[C@H]1CC[C@]2(C[C@@H]3C[C@H](O2)C/C=C(/C[C@H](/C=C/C=C/4\CO[C@H]5[C@@]4([C@@H](C=C([C@H]5O)C)C(=O)O3)O)C)\C)O[C@@H]1C

Computed by PubChem (NCBI)

Synonyms: Milbemycin A3, Milbemectin, Emamectin A3, Koromite, Milbeknock, (6R,25R)-5-O-Demethyl-28-deoxy-6,28-epoxy-25-methylmilbemycin B, milbemycin alpha1, mixture of milbemycins A3 and A4, Milbemycin, Milbemycins

Related forms of this compound

(1R,4S,5'S,6R,6'R,8R,10E,13R,14E,16E,20R,21R,24S)-21,24-dihydroxy-5',6',11,13,22-pentamethylspiro[3,7,19-trioxatetracyclo[15.6.1.14,8.020,24]pentacosa-10,14,16,22-tetraene-6,2'-oxane]-2-one C₃₁H₄₄O₇