Oxytocin CAS: 50-56-6

White crystalline powder, hygroscopic, soluble in water. Used as a contraceptive (uterotonic)


product description

AppearanceWhite or almost white powder
DissolubilityVery soluble in water. It dissolves in diluteSolutions of acetic acid and of ethanol (96%)
HPLCRetention time conforms to that of reference
Water (KF)≤5.0%
Related substances(by HPLC)Individual ≤1.5%Together ≤5.0%
Amino acidsAsp 0.90~1.10Glu 0.90~1.10Pro 0.90~1.10Gly 0.90~1.10Leu 0.90~1.10Ile 0.90~1.10Tyr 0.70~1.05Half-Cys 1.40~2.10
Acetic acid (by HPLC)6%-10%
Bacterial endotoxin<300 IU/mg
Total bacterial count≤100 CFU/g
Assay (by HPLC)93.0%~102.0%
ActivityPotency≥480 IU/mg
ConclusionIt conforms to EP 8.0 and USP 37.
StorageProtection to light, at a temperature of 2 °C to 8 °C.

 Package: 10G/bag; 1KG/bag .

 Storage: Protection to light, at a temperature of 2 °C to 8 °C. Avoid to moisture.