Certificate Of Analysis
Product Name Chlortetracycline hydrochloride,
80%
Product Number 271802
Product Brand ALDRICH
CAS Number 64-72-2
Molecular Formula C22H23ClN2O8 · HCl
Molecular Weight 515.34
 
TEST SPECIFICATION LOT 06705EV RESULTS
APPEARANCE YELLOW TO YELLOW-BROWN, ORANGE-TAN OR GOLD- YELLOW POWDER
MELTING POINT 235 DEGREES CELSIUS DEC
INFRARED SPECTRUM CONFORMS TO STRUCTURE. CONFORMS TO STRUCTURE
UV-VISIBLE SPECTRUM E369=10600
  E268=18600
  E230=17100
ELEMENTAL ANALYSIS CARBON 40.5% - 62.0% CARBON 51.01%
  NITROGEN 4.3% - 6.6% HYDROGEN 4.73%
  NITROGEN 5.30%
OPTICAL ROTATION -236 DEGREES, C = 1, H2O
TITRATION 1.0% H20
SOLUBILITY 5% IN 1M NAOH; CLEAR, YELLOW-BROWN TO AMBER 50MG/ML, 1M NAOH, CLEAR DARK YELLOW-ORANGE
  OR DARK GOLD SOLUTION SOLUTION