Introduction：Basic information about CAS 26741-53-7|2,4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis[2,4-bis(1,1-dimethylethyl), including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis[2,4-bis(1,1-dimethylethyl)phenoxy]- |
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| CAS Number | 26741-53-7 | Molecular Weight | 604.694 |
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| Density | / | Boiling Point | 555.8±50.0 °C at 760 mmHg |
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| Molecular Formula | C33H50O6P2 | Melting Point | 160-178ºC |
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| MSDS | / | Flash Point | 363.9±30.4 °C |
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Names
| Name | Antioxidant 24 |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Boiling Point | 555.8±50.0 °C at 760 mmHg |
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| Melting Point | 160-178ºC |
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| Molecular Formula | C33H50O6P2 |
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| Molecular Weight | 604.694 |
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| Flash Point | 363.9±30.4 °C |
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| Exact Mass | 604.308289 |
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| PSA | 82.56000 |
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| LogP | 11.76 |
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| Vapour Pressure | 0.0±1.4 mmHg at 25°C |
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| InChIKey | AIBRSVLEQRWAEG-UHFFFAOYSA-N |
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| SMILES | CC(C)(C)c1ccc(OP2OCC3(CO2)COP(Oc2ccc(C(C)(C)C)cc2C(C)(C)C)OC3)c(C(C)(C)C)c1 |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- TG7400000
- CHEMICAL NAME :
- Phosphorous acid, cyclic neopentanetetrayl bis(2,4-di-tert-butylphenyl)ester
- CAS REGISTRY NUMBER :
- 26741-53-7
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 6
- MOLECULAR FORMULA :
- C33-H50-O6-P2
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5580 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-1287-0706
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >2 gm/m3
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-1287-0706
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- >200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-1287-0706 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - E0783 No. of Facilities: 66 (estimated) No. of Industries: 4 No. of Occupations: 8 No. of Employees: 3046 (estimated) No. of Female Employees: 2303 (estimated)
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Safety Information
Synonyms
| THP-24 |
| EINECS 247-952-5 |
| 3,9-Bis[2,4-bis(2-methyl-2-propanyl)phenoxy]-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane |
| 2,4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis[2,4-bis(1,1-dimethylethyl)phenoxy]- |
| Alkanox-P-24 |
| bis(2,4-Di-tert-butylphenyl)pentaerythritol diphosphite |
| 3,9-Bis(2,4-di-tert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane |
| ADK Stab PEP 24 |
| Antioxidant AT-626 |
| mark pep 24 |
| Ultranox 626 |
