70209-81-3 Avermectin A1a, 5-O-demethyl-25-de(1-methylpropyl)-22,23-dihydro-25-(1-methylethyl)-

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Basic

CAS No. 70209-81-3
Product Name Avermectin A1a, 5-O-demethyl-25-de(1-methylpropyl)-22,23-dihydro-25-(1-methylethyl)-
Synonyms Ivermectin component B(sub 1b); Avermectin H2B1b; (2aE,4E,8E)-(5'S,6S,6'R,7S,11R,13R,15S,17aR,20R,20aR,20bS)-3',4',5',6,6',7,10,11,14,15,17a,20,20a,20b-Tetradecahydro-20,20b-dihydroxy-6'-isopropyl-5',6,8,19-tetramethyl-17-oxospiro(11,15-methano-2H,13H,17H-furo(4,3,2-pq)(2,6)benzodioxacyclooctadecin-13,2'-(2H)pyran)-7-yl 2,6-dideoxy-4-O-(2,6-dideoxy-3-O-methyl-alpha-L-arabino-hexopyranosyl)-3-O-methyl-alpha-L-arabino-hexopyran; (2aE,4E,8E)-(5'S,6S,6'R,7S,11R,13R,15S,17aR,20R,20aR,20bS)-3',4',5',6,6',7,10,11,14,15,17a,20,20a,20b-Tetradecahydro-20,20b-dihydroxy-6'-isopropyl-5',6,8,19-tetramethyl-17-oxospiro(11,15-methano-2H,13H,17H-furo(4,3,2-pq)(2,6)benzodioxacyclooctadecin-13,2'-(2H)pyran)-7-yl 2,6-dideoxy-4-O-(2,6-dideoxy-3-O-methyl-alpha-L-arabino-hexopyranosyl)-3-O-methyl-alpha-L-arabino-hexopyranoside; Ivermectin B1b; UNII-0W28CYI3TU; Avermectin A(sub 1a), 5-O-demethyl-25-de(1-methylpropyl)-22,23-dihydro-25-(1-methylethyl)-; (2aE,4E,5'S,6S,6'R,7S,8E,11R,13R,15S,17aR,20R,20aR,20bS)-20,20b-dihydroxy-5',6,8,19-tetramethyl-6'-(1-methylethyl)-17-oxo-3',4',5',6,6',10,11,14,15,17,17a,20,20a,20b-tetradecahydro-2H,7H-spiro[11,15-methanofuro[4,3,2-pq][2,6]benzodioxacyclooctadecine-13,2'-pyran]-7-yl 2,6-dideoxy-4-O-(2,6-dideoxy-3-O-methyl-α-L-ribo-hexopyranosyl)-3-O-methyl-α-L-arabino-hexopyranoside
Molecular Formula C47H72O14
Molecular Weight 861.0662

Physical property

Density 1.24g/cm3
Boiling point 934.1°C at 760 mmHg
Flash point 267.2°C
Refractive index 1.566