Lanthanum-2,2,6,6-tetramethyl-3,5-heptanedionate - Names and Identifiers
Name | Lanthanum-2,2,6,6-tetramethyl-3,5-heptanedionate
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Synonyms | PB(TMHD)2 Resolve-al la RESOLVE-AL(TM) LA [Lanthanum(III) thd] Tris(dipivaloylmethanato)lanthanum Lanthanum, tris(dipivaloylmethanato)- lanthanum(III) tris(tetramethylheptanedionate) Lanthanum-2,2,6,6-tetramethyl-3,5-heptanedionate Lanthanum 2,2,6,6-tetramethyl-3,5-heptanedionate TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)LANTHANUM Lanthanum tris(2,2,6,6-tetramethyl-3,5-heptanedionate) Lanthanum, tris(2,2,6,6-tetramethyl-3,5-heptanedionato)- Tris-(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthan(III) lanthanum(iii) tris(2,2,6,6-tetramethyl-3,5-heptanedionate TRIS(2,2,6,6-TETRAMETHYL-3,5-HEPTANEDIONATO)LANTHANUM(III) Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthanum (III) tris-(2,2,6,6-Tetramethyl-3,5-heptanedionato)lanthanum (III) La(tmhd)3, Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthanum Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)lanthanum (III), (La(TMHD)3) Lanthanum, tris(2,2,6,6-tetramethyl-3,5-heptanedionato-O,O')-, (OC-6-11)-
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CAS | 14319-13-2
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InChI | InChI=1/3C11H21O2.La/c3*1-10(2,3)8(12)7-9(13)11(4,5)6;/h3*7,12-13H,1-6H3 |
Lanthanum-2,2,6,6-tetramethyl-3,5-heptanedionate - Physico-chemical Properties
Molecular Formula | C33H57LaO6
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Molar Mass | 688.72 |
Melting Point | 128-131 °C |
Boling Point | 370°C |
Flash Point | 370°C |
Appearance | Powder |
Color | white |
Storage Condition | Room Temprature |
Sensitive | 4: no reaction with water under neutral conditions |
MDL | MFCD00010466 |
Physical and Chemical Properties | Melting Point 128-131°C boiling point 370°C flash point 370°C sensitive hydro pic
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Lanthanum-2,2,6,6-tetramethyl-3,5-heptanedionate - Risk and Safety
Hazard Symbols | T - Toxic

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Risk Codes | R62 - Possible risk of impaired fertility
R61 - May cause harm to the unborn child
R36/37/38 - Irritating to eyes, respiratory system and skin.
R33 - Danger of cumulative effects
R20/22 - Harmful by inhalation and if swallowed.
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Safety Description | S53 - Avoid exposure - obtain special instructions before use.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
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WGK Germany | 3 |
TSCA | No |
Lanthanum-2,2,6,6-tetramethyl-3,5-heptanedionate - Introduction
Lithium 2,2, 6,6-tetramethyl -3,5-heptanedionate (LiTHD) is an organolithium compound with the following properties:
1. Appearance: White crystalline solid.
2. solubility: soluble in general organic solvents, such as ethanol, ether, etc.
3. Stability: It is relatively stable under dry conditions, but it is easy to be affected with moisture and react with moisture in the air.
4. Thermal stability: It has high thermal stability and can maintain activity at high temperatures.
The main uses of lithium 2,2, 6,6-tetramethyl -3,5-heptanedionate include the following:
1. Lithium battery electrolyte additive: As a source of lithium in the electrolyte, it improves the performance and cycle life of lithium batteries.
2. Catalyst: As a catalyst in the reaction of synthesizing organic compounds, it can promote the reaction rate.
3. Polymer additives: used to improve the performance of polymer materials, such as increasing thermal stability, improving weather resistance, etc.
4. Photoelectric materials: used for the preparation of dye-sensitized solar cells and other optoelectronic devices.
There are two main methods for the preparation of lithium 2,2, 6,6-tetramethyl -3,5-heptanedionate:
1. It is generated by the reaction of lithium elemental substance and 2,2,6,6-tetramethyl -3,5-heptanedione.
2. it is generated by the reaction of 2,2,6,6-tetramethyl -3,5-heptanedione and lithium compounds (such as lithium hydride, lithium chloride, etc.).
For safety information, lithium 2,2, 6,6-tetramethyl -3,5-heptanedionate has the following precautions:
1. toxicity: 2,2,6,6-tetramethyl -3,5-heptanedionic acid lithium has certain toxicity, should avoid contact with skin and inhalation.
2. non-flammable: non-flammable substances at room temperature, but may decompose to produce harmful substances when heated.
3. storage note: should be stored in a cool, dry, well-ventilated place, away from fire and incompatible substances.
When using lithium 2,2, 6,6-tetramethyl -3,5-heptanedionate, follow safety procedures and wear appropriate protective equipment to ensure safe use.
Last Update:2024-04-10 22:41:03