N-DEMETHYL ERYTHROMYCIN A

N-DEMETHYL ERYTHROMYCIN A Structure
CAS No.
992-62-1
Chemical Name:
N-DEMETHYL ERYTHROMYCIN A
Synonyms
Erythromycin Imp B;Demethylerythromycin;N-Demethylerithromycyn;3'-Demethylerythromyon;N-Demethyl-erythromycin;Des-N-methylerythromycin;Erythromycin impurity 02;Erythromyon, 3'-demethyl-;N-DEMETHYL ERYTHROMYCIN A;Erythromycin, N-demethyl-
CBNumber:
CB1501579
Molecular Formula:
C36H65NO13
Molecular Weight:
719.9
MOL File:
992-62-1.mol
Modify Date:
2023/6/8 9:02:59

N-DEMETHYL ERYTHROMYCIN A Properties

Melting point 142-144°C
Boiling point 818.1±65.0 °C(Predicted)
Density 1.21±0.1 g/cm3(Predicted)
storage temp. -20°C Freezer
solubility Chloroform (Slightly), Methanol (Slightly)
pka 13.09±0.70(Predicted)
color White to Off-White
CAS DataBase Reference 992-62-1

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P
HS Code  2941500000
NFPA 704
0
2 0

N-DEMETHYL ERYTHROMYCIN A Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

N-Demethyl Erythromycin A (Erythromycin EP Impurity B) is a metabolite of Erythromycin (E649950).

N-DEMETHYL ERYTHROMYCIN A Preparation Products And Raw materials

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Clarithromycin Impurity R (10 mg) (N-desmethyl erythromycin A) DeMethylerythroMycin A, N- N-Demethylerithromycyn N-Desmethyl Erythromycin A N-DEMETHYL ERYTHROMYCIN A Demethylerythromycin Des-N-methylerythromycin N-Demethyl-erythromycin 3'-Demethylerythromyon Erythromyon, 3'-demethyl- Erythromycin EP Impurity B/N-Demethyl Erythromycin A Erythromycin Impurity 16(Erythromycin EP Impurity B) Erythromycin Impurit B:(N-demethylerythromycin A) Clarithromycin EP Impurity R Clarithromycin Impurity 18(Clarithromycin EP Impurity R) N-Demethylerythromycin A CRS Erythromycin, N-demethyl- Erythromycin Imp B Clarithromycin EP Impurity R (N-Desmethyl 6-O-Desmethyl Clarithromycin/ N-Desmethyl Erythromycin A/ Erythromycin EP Impurity B/ Erythromycin Related Compund N) Erythromycin EP Impurity B/ Erythromycin Related Compund N (Clarithromycin EP Impurity R/ N-Desmethyl 6-O-Desmethyl Clarithromycin/ N-Desmethyl Erythromycin A) N-Demethylerythromycin A (D0350000) Clarithromycin Impurity R (N-desmethyl erythromycin A) (1134642) Erythromycin USP Related Compound N Clarithromycin Impurity R (N-desmethyl erythromycin A) Erythromycin Estolate EP Impurity B Erythromycin Ethylsuccinate EP Impurity B Erythromycin Stearate EP Impurity B Erythromycin Lactobionate EP Impurity B Erythromycin impurity 02 (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-Ethyl-7,12,13-trihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-6-(((2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-3,5,7,9,11,13-hexamethyloxacyclotetradecane-2,10-dione (Erythromycin Impurity) Clarithromycin Impurity 18 2-{[4-(3-methoxypyridin-2-yl)butyl]amino}-5-[(6-methylpyridin-3-yl)methyl]pyrimidin-4(3h)-one trihydrochloride Erythromycin impurity B, EvoPure 3″-N-demethylerythromycin A 3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-4-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12,13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(methylamino)-β-D- xylohexopyranosyl]oxy]oxacyclotetradecane-2,10-dione 992-62-1 Various Metabolites and Impurities Metabolites & Impurities