Name: 1,1,1,2-tetrafluoroethane*; R-134a; Dymel 134a
* IUPAC
CAS Number: 811-97-2
Chemical Formula: CH₂F₄ or CH₂FCF₃
Molar Mass: 90.0201928 g
State of Matter: colorless gas
Mass Percent: C 13.342 %; H 2.2393 %; F 84.418 % 

• organic • alkane

• "Refrigerant, propellant for pharmaceuticals; blowing agent for foams." 1

Melting Point:*
-103.3°C 2 = 169.85 K = -153.94°F
Boiling Point:*
-26.08°C 2 = 247.07 K = -14.944°F
Density (g/cm3):
1.2072 at 25°C 2
* - 1 atm pressure

Qualitative:
insoluble:  2
soluble:  2

Double Bonds: 0
Triple Bonds: 0
Sigma Bonds: 6
Pi Bonds: 0
Total: 6
Carboxyl Groups: 0
Hydroxyl Groups: 0
Hybridization: all carbons are sp3

Wikipedia

(1) - The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals, 13th ed.; Budavari, S.; O'Neil, M.J.; Smith, A.; Heckelman, P. E.; Kinneary, J. F., Eds.; Merck & Co.: Whitehouse Station, NJ, 2001; entry 4734.
(2) - Lide, David R. CRC Handbook of Chemistry and Physics, 83rd ed.; CRC Press: Boca Raton, FL, 2002; p 3-157.