Propylene Glycol

C₃H₈O₂

IUPAC: Propane-1,2-diol

CAS: 57-55-6

Tổng quan

Propylene glycol is a viscous, nearly odorless liquid used as a humectant in food, pharmaceutical excipient, and antifreeze. It is GRAS (generally recognized as safe).

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Hydrogen H 8 1,0080
Carbon C 3 12,0110
Oxygen O 2 15,9990

Thành phần nguyên tố

H
Hydrogen ×8
10,6%
C
Carbon ×3
47,4%
O
Oxygen ×2
42,1%

Công dụng

  • • Food humectant
  • • Pharmaceutical excipient
  • • E-cigarette liquid
  • • Antifreeze (non-toxic)

Sự thật thú vị

  • ✦ Used as the base liquid in most e-cigarettes and vape devices

Structure

SMILES

CC(CO)O

Tính chất

Loại
organic
Trạng thái
liquid
Khối lượng mol
76,09 g/mol
Mật độ
1,0360 g/cm³
Điểm nóng chảy
-59,0 °C
Điểm sôi
188,2 °C
Độ hòa tan
miscible

Molecular Descriptors

Exact Mass
76,0524
XLogP
-0,9
TPSA
40,5 Ų
H-Bond Donors
2
H-Bond Acceptors
2
Rotatable Bonds
1
Heavy Atoms
5
Complexity
20,0

Hợp chất liên quan

Caffeine

C₈H₁₀N₄O₂

Coumarin

C₉H₆O₂

Acetone

(CH₃)₂CO

Acrylic Acid

C₃H₄O₂

Cysteine

C₃H₇NO₂S

DDT

C₁₄H₉Cl₅

Alanine

C₃H₇NO₂

Diazepam

C₁₆H₁₃ClN₂O

Dichloromethane

CH₂Cl₂

Butane

C₄H₁₀

Frequently Asked Questions

What is Propylene Glycol?
Propylene Glycol (C₃H₈O₂) is a organic compound with the IUPAC name Propane-1,2-diol.
What is the molecular weight of Propylene Glycol?
Propylene Glycol has a molar mass of 76.09 g/mol.
What state is Propylene Glycol at room temperature?
Propylene Glycol is a liquid at room temperature.
Is Propylene Glycol organic or inorganic?
Propylene Glycol is classified as an organic compound.
What elements make up Propylene Glycol?
Propylene Glycol (C₃H₈O₂) is composed of Hydrogen (H), Carbon (C), Oxygen (O).