(-)-Erythromycin, Eur.Ph., ACROS Organics™


Overview
Brand: Acros Organics

Manufacturer Part Number: 343880250

UNSPSC: 51101500

Code: 29

Additional Details:
Additional Details: CAS Number: 114-07-8 Weight: 0.07500kg


Packaging Glass bottle
Quantity 25g

Product Code. 11926911

Quantity Price
1 £ 112.0 / 25g
EU Stock 1
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Description and Specification

Chemical Identifiers

Chemical Name or Material (-)-Erythromycin
Assay 93.0 to 102.0% (sum of erythromycin A, B and C, on anhydrous substance); 5.0% max. erythromycin B and erythromycin C)
Molecular Formula C37H67NO13
Formula Weight 733.94

Specification

Formula Weight 733.94
Physical Form Powder or Crystals, Slightly Hygroscopic
Color White or slightly yellow or colorless or slightly yellow
Quantity 25g
Specific Rotation Condition − 74.50 (20.00°C c=2,ethanol)
Assay 93.0 to 102.0% (sum of erythromycin A, B and C, on anhydrous substance); 5.0% max. erythromycin B and erythromycin C)
Specific Rotation After 30 min., on anhydrous substance: -71° to -78° (20°C, 589nm) (c=2, C2H5OH)
EINECS Number 204-040-1
Related Substances Passes Test, 3.0% max. (HPLC) any impurity, 7.0% max. (HPLC) total impurities
Thiocyanate 0.3% max.
Infrared Spectrum Authentic (Identification A)
CAS 114-07-8
Sulfated Ash 0.2% max.
RTECS Number KF4375000
Water 6.5% max. (K.F.)
Packaging Glass bottle
Molecular Formula C37H67NO13
Chemical Name or Material (-)-Erythromycin
TSCA TSCA
Documentation

Technical documents