The Vespiary

The Hive => Chemistry Discourse => Topic started by: comus on August 28, 2003, 09:24:00 PM

Title: Oil based injectable solvent question (hormones)
Post by: comus on August 28, 2003, 09:24:00 PM

What are examples of carbonyl solvents and/or polyhydric alcohols that can be employed to form high concentration solutions of anabolic hormones in an oil based injection.

Title: Usually Propylene Glycol or Glycerol is used...
Post by: slappy on August 28, 2003, 11:51:00 PM

Usually Propylene Glycol or Glycerol is used up to ~40% in (usually sesame or cottonseed) oil based preparations, I believe that these are the "polyhydric alcohols" (an erroneous term) you refer to. I don't know about carbonyl solvents either, but usually 5-10% Benzyl or Ethyl Alcohol,  ~1% Chlorobutanol, or even <1% phenol are used as preservatives, to prevent bacterial growth.

Title: Any information of the use of ethyl oleate or...
Post by: comus on August 29, 2003, 09:11:00 PM

Any information of the use of ethyl oleate or ethyl lactate to increase the solubility of steroid hormones in oil?