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3,5-di-tert-butyl-4-hydroxybenzyl-phosphonic acid diethyl ester NEW
- Min. Order1kg
- Purity99%
- Cas No976-56-7
- Supply Ability100kg
- Update time2025-10-13
China
| Product Name | 3,5-di-tert-butyl-4-hydroxybenzyl-phosphonic acid diethyl ester |
| CAS No | 976-56-7 |
| EC-No | |
| Min. Order | 1kg |
| Purity | 99% |
| Supply Ability | 100kg |
| Release date | 2025/10/13 |
PRODUCT INFORMATION
| Common Name | Diethyl 3,5-di-tert-butyl-4-hydroxybenzyl phosphate | ||
|---|---|---|---|
| CAS Number | 976-56-7 | Molecular Weight | 356.43700 |
| Density | 1.046g/cm3 | Boiling Point | 417ºC at 760mmHg |
| Molecular Formula | C19H33O4P | Melting Point | 122 °C |
| MSDS | N/A | Flash Point | 206ºC |
| Purity | Quantity | Budget | Inquiry |
|---|
Properties
Spectrum
Names
| Name | 3,5-di-tert-butyl-4-hydroxybenzyl-phosphonic acid diethyl ester |
|---|---|
| Synonym | More Synonyms |
Chemical & Physical Properties
| Density | 1.046g/cm3 |
|---|---|
| Boiling Point | 417ºC at 760mmHg |
| Melting Point | 122 °C |
| Molecular Formula | C19H33O4P |
| Molecular Weight | 356.43700 |
| Flash Point | 206ºC |
| Exact Mass | 356.21200 |
| PSA | 65.57000 |
| LogP | 5.75330 |
| Index of Refraction | 1.491 |
MSDS
Diethyl 3,5-Di-tert-butyl-4-hydroxybenzylphosphonate Revision number: 5 SAFETY DATA SHEET Section1. IDENTIFICATION Product name:Diethyl 3,5-Di-tert-butyl-4-hydroxybenzylphosphonate Revision number:5 Section2. HAZARDS IDENTIFICATION GHS classification PHYSICAL HAZARDSNot classified Not classified HEALTH HAZARDS ENVIRONMENTAL HAZARDSNot classified GHS label elements, including precautionary statements Pictograms or hazard symbolsNone No signal word Signal word Hazard statementsNone None Precautionary statements: Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substance/mixture:Substance Components:Diethyl 3,5-Di-tert-butyl-4-hydroxybenzylphosphonate Percent:>98.0%(LC) CAS Number:976-56-7 Synonyms:3,5-Di-tert-butyl-4-hydroxybenzylphosphonic Acid Diethyl Ester Chemical Formula:C19H33O4P Section4. FIRST AID MEASURES Inhalation:Remove victim to fresh air and keep at rest in a position comfortable for breathing. Get medical advice/attention if you feel unwell. Skin contact:Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. If skin irritation or rash occurs: Get medical advice/attention. Eye contact:Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. Ingestion:Get medical advice/attention if you feel unwell. Rinse mouth. Protection of first-aiders:A rescuer should wear personal protective equipment, such as rubber gloves and air- tight goggles. Section5. FIRE-FIGHTING MEASURES Suitable extinguishingDry chemical, foam, water spray, carbon dioxide. media: Specific hazards arising Take care as it may decompose upon combustion or in high temperatures to from the chemical:generate poisonous fume. Diethyl 3,5-Di-tert-butyl-4- hydroxybenzylphosphonate Section5. FIRE-FIGHTING MEASURES Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing method according to the surrounding situation is used. Uninvolved persons should evacuate to a safe place. In case of fire in the surroundings: Remove movable containers if safe to do so. Special protectiveWhen extinguishing fire, be sure to wear personal protective equipment. equipment for firefighters: Section6. ACCIDENTAL RELEASE MEASURES Use personal protective equipment. Keep people away from and upwind of spill/leak. Personal precautions, protective equipment and Entry to non-involved personnel should be controlled around the leakage area by emergency procedures: roping off, etc. Environmental precautions: Prevent product from entering drains. Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it. containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with up: appropriate laws and regulations. Section7. HANDLING AND STORAGE Precautions for safe handling Handling is performed in a well ventilated place. Wear suitable protective equipment. Technical measures: Prevent dispersion of dust. Wash hands and face thoroughly after handling. Use a local exhaust if dust or aerosol will be generated. Advice on safe handling: Avoid contact with skin, eyes and clothing. Conditions for safe storage, including any incompatibilities Storage conditions:Keep container tightly closed. Store in a cool and dark place. Store away from incompatible materials such as oxidizing agents. Packaging material:Comply with laws. Section8. EXPOSURE CONTROLS / PERSONAL PROTECTION Install a closed system or local exhaust as possible so that workers should not be Engineering controls: exposed directly. Also install safety shower and eye bath. Personal protective equipment Respiratory protection: Dust respirator. Follow local and national regulations. Hand protection:Protective gloves. Eye protection:Safety glasses. A face-shield, if the situation requires. Skin and body protection: Protective clothing. Protective boots, if the situation requires. Section9. PHYSICAL AND CHEMICAL PROPERTIES Physical state (20°C):Solid Form:Crystal- Powder White - Almost white Colour: Odour:No data available pH: No data available Melting point/freezing point:122°C No data available Boiling point/range: Flash point:No data available Flammability or explosive limits: No data available Lower: Upper:No data available No data available Relative density: Solubility(ies): No data available [Water] [Other solvents] Methanol Soluble: Diethyl 3,5-Di-tert-butyl-4- hydroxybenzylphosphonate Section10. STABILITY AND REACTIVITY Chemical stability:Stable under proper conditions. Possibility of hazardous No special reactivity has been reported. reactions: Incompatible materials: Oxidizing agents Hazardous decomposition Carbon monoxide, Carbon dioxide, Phosphorus oxides products: Section11. TOXICOLOGICAL INFORMATION No data available Acute Toxicity: Skin corrosion/irritation: No data available No data available Serious eye damage/irritation: Germ cell mutagenicity: No data available Carcinogenicity: No data available IARC = NTP =No data available No data available Reproductive toxicity: Section12. ECOLOGICAL INFORMATION Ecotoxicity: Fish:No data available Crustacea:No data available Algae:No data available Persistence / degradability: No data available BioaccumulativeNo data available potential(BCF): Mobility in soil Log Pow:No data available Soil adsorption (Koc):No data available Henry's LawNo data available constant(PaM3/mol): Section13. DISPOSAL CONSIDERATIONS Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system. Observe all federal, state and local regulations when disposing of the substance. Section14. TRANSPORT INFORMATION Hazards Class:Does not correspond to the classification standard of the United Nations UN-No:Not listed Section15. REGULATORY INFORMATION Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002 and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport, loading and unloading were prescribed. Diethyl 3,5-Di-tert-butyl-4- hydroxybenzylphosphonate SECTION 16 - ADDITIONAL INFORMATION N/A |
Safety Information
| Hazard Codes | Xi: Irritant; |
|---|
Synthetic Route
Previous 1/3 Next 2,6-Di-tert-but... CAS#:128-39-2 ~%  Diethyl 3,5-di-... CAS#:976-56-7 |
| Literature: US5618963 A1, ; |
 Phenol,2,6-bis(... CAS#:87-97-8  Triethyl phosphite CAS#:122-52-1 ~91% Diethyl 3,5-di-... CAS#:976-56-7 |
| Literature: Mukmeneva, N. A.; Cherkasova, O. A.; Kadyrova, V. Kh. J. Gen. Chem. USSR (Engl. Transl.), 1992 , vol. 62, # 2.2 p. 468 - 469,380 - 381 |
![4-[(diethylamino)methyl]-2,6-bis(1,1-dimethylethyl)phenol structure](https://image.chemsrc.com/caspic/358/794-53-6.png) 4-[(diethylamin... CAS#:794-53-6  Diethyl phosphite CAS#:762-04-9 ~94% Diethyl 3,5-di-... CAS#:976-56-7  Diethylamine CAS#:109-89-7 |
| Literature: Ovchinnikov, V. V.; Cherkasova,, O. A.; Mukmeneva, N. A.; Luakumovich, A. G.; Pudovik, A. N. J. Gen. Chem. USSR (Engl. Transl.), 1981 , vol. 51, # 5 p. 999 - 1002,834 - 837 |
Precursor & DownStream
| Precursor 8 | Previous 1/2 Next |
|---|---|
| |
| DownStream 1 | |
| |
CAS#:2455-14-3Synonyms
| Phosphonic acid,[[3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl]methyl]-,diethyl ester |
| Diethyl ((3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)methyl)phosphonate |
| diethyl(3,5-di-tert-butyl-4-hydroxybenzyl)phosphonate |
| EINECS 213-551-9 |
| diethyl (3,5-di-tert-butyl-4-hydroxyphenyl)methanephosphonate |
| MFCD00227871 |
| diethyl 4-hydroxy-3,5-di-tert-butylbenzylphosphonate |
| O,O-diethyl (3,5-ditert-butyl-4-hydroxybenzyl)phosphonate |
| 4-Hydroxy-3.5-di-tert.-butyl-phenyl-methan-phosphonsaeurediethylester |
Company Profile
Our company is a high-tech enterprise specializing in chemical raw materials such as electronic materials, optoelectronic materials, semiconductor materials, UV monomers, silane catalysts, cosmetic raw materials, etc. The company integrates research and development, production, customized synthesis, and sales, and is committed to providing customers with high-quality chemical product solutions.
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Company Profile Introduction
Our company is a high-tech enterprise specializing in chemical raw materials such as electronic materials, optoelectronic materials, semiconductor materials, UV monomers, silane catalysts, cosmetic raw materials, etc. The company integrates research and development, production, customized synthesis, and sales, and is committed to providing customers with high-quality chemical product solutions. With our agile custom synthesis capabilities and responsive supply chain system, our products have gained widespread adoption across Asian markets including Japan, South Korea, Singapore, and Malaysia, while also expanding deeply into Europe and the Americas. We have forged long-term strategic partnerships with numerous leading global enterprises in the sector. "Driving value through technology and earning trust through service" is our core mission. Looking ahead, we will continue to focus on technological breakthroughs and green innovation in new materials, collaborating with partners to build a high-quality industrial ecosystem and provide globally competitive solutions with greater foresight.
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