2nd International Standard for Neomycin B

Analyte Name

Framycetin sulfate

CAS Number

28002-70-2

Molecular Formula

C23 H46 N6 O13 . H2 O4 S

Molecular Weight

712.72

Accurate Mass

712.2797

Flash Point

-20.0

SMILES

NC[C@@H]1O[C@H](O[C@H]2[C@@H](O)[C@H](O[C@@H]3[C@@H](O)[C@H](N)C[C@H](N)[C@H]3O[C@H]4O[C@H](CN)[C@@H](O)[C@H](O)[C@H]4N)O[C@@H]2CO)[C@H](N)[C@@H](O)[C@@H]1O.OS(=O)(=O)O

InChI

InChI=1S/C23H46N6O13.H2O4S/c24-2-7-13(32)15(34)10(28)21(37-7)40-18-6(27)1-5(26)12(31)20(18)42-23-17(36)19(9(4-30)39-23)41-22-11(29)16(35)14(33)8(3-25)38-22, 1-5(2,3)4/h5-23,30-36H,1-4,24-29H2, (H2,1,2,3,4)/t5-,6+,7-,8+,9-,10-,11-,12+,13-,14-,15-,16-,17-,18-,19-,20-,21-,22-,23+, /m1./s1

IUPAC

(2R,3S,4R,5R,6R)-5-amino-2-(aminomethyl)-6-[(1R,2R,3S,4R,6S)-4,6-diamino-2-[(2S,3R,4S,5R)-4-[(2R,3R,4R,5S,6S)-3-amino-6-(aminomethyl)-4,5-dihydroxyoxan-2-yl]oxy-3-hydroxy-5-(hydroxymethyl)oxolan-2-yl]oxy-3-hydroxycyclohexyl]oxyoxane-3,4-diol;sulfuric acid

Alternate CAS Number

Free base: 119-04-0; Trisulfate: 4146-30-9

Storage Temperature

Freezer

Shipping Temperature

Room Temperature

Country of Origin

FRANCE

Tariff Code

29419000

Product Type

API

Product Format

Neat

API Family

Neomycin Sulfate

Analytical Method

Monograph only