The Maleic anhydride-d₂, with the CAS registry number 33225-51-3, is also known as 2,5-Furandione-3,4-d₂. It belongs to the product categories of Alphabetical Listings; M; Stable Isotopes. Its EINECS number is 203-571-6. This chemical's molecular formula is C₄D₂O₃ and molecular weight is 100.07. What's more, its systematic name is 3,4-dideuteriofuran-2,5-dione. It should be sealed and stored in a cool and dry place. What's more, it should be protected from strong oxidants, acids and bases. It should be ensured that the workshop is well ventilated.

Physical properties of Maleic anhydride-d₂ are: (1)# of Rule of 5 Violations: 0; (2)#H bond acceptors: 3; (3)#H bond donors: 0; (4)#Freely Rotating Bonds: 0; (5)Polar Surface Area: 43.37 Å²; (6)Index of Refraction: 1.515; (7)Molar Refractivity: 19.91 cm³; (8)Molar Volume: 66 cm³; (9)Polarizability: 7.89×10^-24cm³; (10)Surface Tension: 53.7 dyne/cm; (11)Density: 1.515 g/cm³; (12)Flash Point: 103.3 °C; (13)Enthalpy of Vaporization: 43.82 kJ/mol; (14)Boiling Point: 202 °C at 760 mmHg; (15)Vapour Pressure: 0.299 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
It is harmful if swallowed. It can cause burns. It may cause sensitisation by inhalation and skin contact. You should not breathe dust. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, you must seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)SMILES: O=C1OC(=O)C(/[2H])=C1/[2H]
(2)InChI: InChI=1S/C4H2O3/c5-3-1-2-4(6)7-3/h1-2H/i1D,2D
(3)InChIKey: FPYJFEHAWHCUMM-QDNHWIQGSA-N