The (R)-(+)-Alpha-hydroxy-gamma-butyrolactone with CAS registry number of 56881-90-4 is also known as 2(3H)-Furanone, dihydro-3-hydroxy-, (3R)-. The systematic name is (3R)-3-Hydroxydihydrofuran-2(3H)-one. It belongs to product categories of Small Molecule; Chiral Building Blocks; Simple Alcohols (Chiral); Synthetic Organic Chemistry. In addition, the formula is C₄H₆O₃ and the molecular weight is 102.09. This chemical should be sealed in cool, dry place.

Physical properties about (R)-(+)-Alpha-hydroxy-gamma-butyrolactone are: (1)ACD/LogP: -1.83; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 3; (4)#H bond donors: 1; (5)#Freely Rotating Bonds: 1; (6)Polar Surface Area: 35.53Ų; (7)Index of Refraction: 1.506; (8)Molar Refractivity: 21.77 cm³; (9)Molar Volume: 73.2 cm³; (10)Surface Tension: 56.7 dyne/cm; (11)Density: 1.393 g/cm³; (12)Flash Point: 122.1 °C; (13)Enthalpy of Vaporization: 56.52 kJ/mol; (14)Boiling Point: 249.3 °C at 760 mmHg; (15)Vapour Pressure: 0.00371 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
1. SMILES:O=C1OCC[C@H]1O
2. InChI:InChI=1/C4H6O3/c5-3-1-2-7-4(3)6/h3,5H,1-2H2/t3-/m1/s1
3. InChIKey:FWIBCWKHNZBDLS-GSVOUGTGBQ
4. Std. InChI:InChI=1S/C4H6O3/c5-3-1-2-7-4(3)6/h3,5H,1-2H2/t3-/m1/s1
5. Std. InChIKey:FWIBCWKHNZBDLS-GSVOUGTGSA-N