About Propylene glycol
Pharmaceutical Secondary Standard; Certified Reference Material Synonym: 1,2-Propanediol, Propylene glycol CAS Number 57-55-6 Linear Formula CH3CH(OH)CH2OH Molecular Weight 76.09 Properties grade certified reference material pharmaceutical secondary standard vapor density 2.62 (vs air) vapor pressure 0.08 mmHg ( 20 C) form neat autoignition temp. 779F expl. lim. 12.5% refractive index n20/D 1.432(lit.) bp 187C(lit.) mp 60C(lit.) density 1.036g/mLat 25C(lit.) format neat pharmacopeia traceability traceable to USP 1576708
FAQs of Propylene glycol:
Q: What are the key physical properties of Propylene glycol?
A: Propylene glycol has a boiling point of 188.2 C, a melting point of -59 C, and a molecular weight of 76.09 grams (g).
Q: What is the molecular formula of Propylene glycol?
A: The molecular formula of Propylene glycol is C3H8O2.
Q: What are the common uses of Propylene glycol?
A: Propylene glycol is widely used as a drug solubilizer in topical, oral, and injectable medications. It also serves as a stabilizer for vitamins and as a water-miscible cosolvent.
Q: How long has Propylene glycol been utilized in various applications?
A: Propylene glycol has been used for over 50 years in a variety of applications.
Q: Is Propylene glycol suitable for pharmaceutical formulations?
A: Yes, Propylene glycol is commonly used in pharmaceutical formulations due to its effectiveness as a drug solubilizer and stabilizer for vitamins.