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Cas Database |
| Name |
2H-Pyran-2,6(3H)-dione,dihydro-4,4-dimethyl- |
EINECS | 223-998-1 |
| CAS No. | 4160-82-1 | Density | 1.102 g/cm3 |
| PSA | 43.37000 | LogP | 0.87620 |
| Solubility | N/A | Melting Point |
124-126 °C(lit.) |
| Formula | C7H10O3 | Boiling Point | 299.5 °C at 760 mmHg |
| Molecular Weight | 142.155 | Flash Point | 104.9 °C |
| Transport Information | N/A | Appearance | White to off-white crystalline powder |
| Safety | 26-37/39-36 | Risk Codes | 36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
Glutaricanhydride, 3,3-dimethyl- (6CI,7CI,8CI);3,3-Dimethylglutaric acid anhydride;3,3-Dimethylglutaric anhydride;4,4-Dimethyldihydropyran-2,6-dione;NSC 2827;b,b-Dimethylglutaric anhydride; |
Article Data | 17 |
2H-Pyran-2,6(3H)-dione,dihydro-4,4-dimethyl- Specification
The CAS register number of 2H-Pyran-2,6(3H)-dione,dihydro-4,4-dimethyl- is 4160-82-1. It also can be called as 3,3-Dimethylglutaric anhydride and the IUPAC name about this chemical is 4,4-dimethyloxane-2,6-dione. The molecular formula about this chemical is C7H10O3 and the molecular weight is 142.15. It belongs to the following product categories which include Anhydride Monomers; Monomers; Polymer Science and so on.
Physical properties about 2H-Pyran-2,6(3H)-dione,dihydro-4,4-dimethyl- are: (1)ACD/LogP: 0.12; (2)ACD/LogD (pH 5.5): 0.12; (3)ACD/LogD (pH 7.4): 0.12; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 27.55; (7)ACD/KOC (pH 7.4): 27.55; (8)#H bond acceptors: 3; (9)Polar Surface Area: 43.37 Å2; (10)Index of Refraction: 1.444; (11)Molar Refractivity: 34.24 cm3; (12)Molar Volume: 128.9 cm3; (13)Polarizability: 13.57x10-24cm3; (14)Surface Tension: 32.4 dyne/cm; (15)Density: 1.102 g/cm3; (16)Flash Point: 104.9 °C; (17)Enthalpy of Vaporization: 53.95 kJ/mol; (18)Boiling Point: 299.5 °C at 760 mmHg; (19)Vapour Pressure: 0.00119 mmHg at 25 °C.
Uses of 2H-Pyran-2,6(3H)-dione,dihydro-4,4-dimethyl-: it can be used to produce 4,4-dimethyl-tetrahydro-pyran-2-one. This reaction will need reagents of ethanol, sodium.
-dione,dihydro-4,4-dimethyl-.jpg)
When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin and it may cause inflammation to the skin or other mucous membranes. It is stable under normal temperature and pressure. If you want to use this chemical, wear suitable protective clothing gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Usually it is not harmful to water, if no official permission, do not put materials into the permission surroundings.
You can still convert the following datas into molecular structure:
(1)SMILES: O=C1OC(=O)CC(C)(C)C1
(2)InChI: InChI=1/C7H10O3/c1-7(2)3-5(8)10-6(9)4-7/h3-4H2,1-2H3
(3)InChIKey: HIJQFTSZBHDYKW-UHFFFAOYAJ
(4)Std. InChI: InChI=1S/C7H10O3/c1-7(2)3-5(8)10-6(9)4-7/h3-4H2,1-2H3
(5)Std. InChIKey: HIJQFTSZBHDYKW-UHFFFAOYSA-N
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