Gonadorelin Acetate CAS NO 34973-08-5

Gonadorelin Acetate
CAS NO 34973-08-5
purity  :98% min  

1 Assay(ByAnhydrous,AceticAcid-free) 95.0～102.0% 98.5% 
2 Appearance White to Off-white powder Complies 
3 Solubility Soluble in water and in a 1% glacial acetic acid  Complies 
4 Identity (by HPLC) The retention is same with the reference substance Complies 
5 Identity (by TLC) The principal spot corresponds in position and size to the reference substance Complies 
6 Appearance of Solution 10mg/ml solution is clear and not more intensely colored than reference solution  Complies 
7 Specific Optical Rotation  -54.0～-66.0°(c=1,1%HAc) -62.8° 
8 Absorbance (by UV) 0.55~0.61 (c=0.1mg/ml H2O, λmax=278nm  0.57 
9 Amino Acid Composition Ser:0.7～1.05 Glu:0.95～1.05 Pro:0.95～1.05 Gly:1.90～2.10 Leu:0.90～1.10 Tyr:0.7~1.05 His:0.95~1.05 Arg:0.95~1.05 Trp: Presnt  0.93 0.98 1.02 2.01 0.95 1.01 0.99 1.00 Present  
10 Related Substance (By HPLC) Total Impurities (%)≤5.0% Largest Single Impurity (%)≤ 2.0%  1.5% 0.6%  
11 Ac