The 2,3-O-Isopropylidene-D-ribonic gamma-lactone with cas registry number of 30725-00-9, is also called 2,3-o-isopropylidene-d-ribonic gamma-lactone ; 2,3-o-isopropylidene-d-ribono-1,4-lactone . The 2,3-O-Isopropylidene-D-ribonic gamma-lactone belongs to the following product categories: (1)13C & 2H Sugars; (2)Carbohydrates & Derivatives .

Physical properties of 2,3-O-Isopropylidene-D-ribonic gamma-lactone : (1)ACD/LogP: -0.77; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.77; (4)ACD/LogD (pH 7.4): -0.77; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 9.04; (8)ACD/KOC (pH 7.4): 9.04; (9)#H bond acceptors: 5; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 53.99 Å2; (13)Index of Refraction: 1.468; (14)Molar Refractivity: 41.6 cm³; (15)Molar Volume: 149.5 cm³; (16)Polarizability: 16.49×10^-24cm³; (17)Surface Tension: 35.3 dyne/cm; (18)Enthalpy of Vaporization: 67.36 kJ/mol; (19)Vapour Pressure: 6.81E-06 mmHg at 25°C .

When you are using this chemical, please be cautious about it as the following: 
The 2,3-O-Isopropylidene-D-ribonic gamma-lactone irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.
Besides this, the 2,3-O-Isopropylidene-D-ribonic gamma-lactone is harmful and toxic by inhalation. When use it, avoid contact with skin and eyes and do not breathe vapour.

You can still convert the following datas into molecular structure:(1)SMILES:O=C1O[C@@H]([C@H]2OC(O[C@@H]12)(C)C)CO; (2)InChI:InChI=1/C8H12O5/c1-8(2)12-5-4(3-9)11-7(10)6(5)13-8/h4-6,9H,3H2,1-2H3/t4-,5-,6-/m1/s1; (3)InChIKey:NHHKFJCWLPPNCN-HSUXUTPPBF; (4)Std. InChI:InChI=1S/C8H12O5/c1-8(2)12-5-4(3-9)11-7(10)6(5)13-8/h4-6,9H,3H2,1-2H3/t4-,5-,6-/m1/s1; (5)Std. InChIKey:NHHKFJCWLPPNCN-HSUXUTPPSA-N .