Rubber Anti aging agent 2246
2,2'-methylenebis(6-tert-butyl-4-methyl-phenol)
CAS: 119-47-1
Molecular Formula: C23H32O2
Rubber Anti aging agent 2246 - Names and Identifiers
| Name | 2,2'-methylenebis(6-tert-butyl-4-methyl-phenol) |
| Synonyms | MPB AO-2246 RALOX 46 2,2'-bis IONOL(R) 46 AURORA KA-487 Antioxidant2246 Antioxidant 2246 benzo[k]fluoranthene LABOTEST-BB LT00159284 Methylenebisbutylcresol Rubber Anti aging agent 2246 2,2'-bis(6-t-butyl-p-cresyl)-methan 2,2-Methylenebis(6-tert-butyl-p-cresol) 2,2'-Methylenebis-(6-tert-butyl-p-cresol) 6,6-di-tert-butyl-2,2-methylenedi-p-cresol 2,2'-Methylene-di(4-methyl-6-tert-butylphenol) 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) 2,2'-Methylenebis(6-tert-butyl-4-methylphenol) 2,2-Methylene-bis(4-methyl-6-tert-butylphenol) 2,2'-methylenebis(6-tert-butyl-4-methyl-phenol) 2,2'-Metylene-bis(4-methyl-6-tert-butyl phenol) 2,2'-methanediylbis(6-tert-butyl-4-methylphenol) 2,2'-methylene-bis(4-methyl-6-tert-butyl phenol) BIS(3-TERT-BUTYL-2-HYDROXY-5-METHYLPHENYL)METHANE BIS-(3-TERT-BUTYL-2-HYDROXY-5-METHYLPHENYL)-METHAN |
| CAS | 119-47-1 |
| EINECS | 204-327-1 |
| InChI | InChI=1/C20H12/c1-2-6-15-12-19-17-10-4-8-13-7-3-9-16(20(13)17)18(19)11-14(15)5-1/h1-12H |
| InChIKey | KGRVJHAUYBGFFP-UHFFFAOYSA-N |
Rubber Anti aging agent 2246 - Physico-chemical Properties
| Molecular Formula | C23H32O2 |
| Molar Mass | 340.5 |
| Density | 1.04g/cm3 |
| Melting Point | 123-127°C(lit.) |
| Boling Point | 187℃ |
| Flash Point | 195°C(383°F) |
| Water Solubility | 7μg/L at 20℃ |
| Solubility | 0.007mg/l practically insoluble |
| Appearance | White to yellow to brown powder |
| Color | White to Off-White |
| pKa | 11.32±0.48(Predicted) |
| PH | 4-7 (H2O, 20℃)(aqueous suspension) |
| Storage Condition | Store below +30°C. |
| Refractive Index | 1.4480 (estimate) |
| MDL | MFCD00043641 |
| Physical and Chemical Properties | Pure white powder, long-term exposure to air slightly yellow-pink. Slight phenol odor. |
| Use | General phenolic antioxidant, widely used in natural rubber, synthetic rubber, latex, other synthetic materials and petroleum products as antioxidants, the general dosage of 0.10-1.5%. This product is a very widely used phenolic antioxidant, suitable for a variety of plastics, ABS,AS, natural rubber. Antioxidant 2246 is a universal strong bisphenol antioxidant, widely used in natural rubber, synthetic rubber, polyethylene, polypropylene, polyoxymethylene, ABS resin, polyether chloride, polyurethane and other synthetic materials. Antioxidant 2246 has high thermal stability, good anti-Oxygen effect, no pollution, no coloring, no frost spraying, good oil solubility, non-volatile loss, no effect on rubber vulcanization and plasticity, the role of non-unstable latex and less consumption and other characteristics |
Rubber Anti aging agent 2246 - Risk and Safety
| Risk Codes | R36 - Irritating to the eyes R62 - Possible risk of impaired fertility R53 - May cause long-term adverse effects in the aquatic environment |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S60 - This material and its container must be disposed of as hazardous waste. S36/37 - Wear suitable protective clothing and gloves. |
| WGK Germany | 1 |
| RTECS | PA3500000 |
| TSCA | Yes |
| HS Code | 29072900 |
| Toxicity | LD50 orally in Rabbit: 4880 mg/kg LD50 dermal Rabbit > 2000 mg/kg |
Rubber Anti aging agent 2246 - Upstream Downstream Industry
| Raw Materials | Formaldehyde tert-Butanol Isobutene |
Rubber Anti aging agent 2246 - Reference Information
| LogP | 6.25 at 20℃ |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| physical properties | ▼ ▲ light transmittance of white powder 425nm ≥ 96% 450nm ≥ 98% volatile matter ≤ 0.5% ash ≤ 0.1% melting point 120-133 ℃ bulk density 548-646g/L relative density 1.04-1.08 weight loss temperature ≥ 270 ℃ |
| application | antioxidant 2246 is a widely used high-efficiency non-polluting antioxidant. it is widely used in synthetic resin, synthetic rubber and natural rubber. it has excellent thermal and oxygen aging resistance, and its products do not change color and cream. |
| use | universal phenolic antioxidant is widely used in natural rubber, synthetic rubber, latex, other synthetic materials and petroleum products as antioxidant, with a general dosage of 0.10-1.5%. This product is a widely used phenolic antioxidant, suitable for a variety of plastics, ABS,AS, natural rubber. Antioxidant 2246 is a general-purpose strong bisphenol antioxidant, which is widely used in natural rubber, various synthetic rubber, polyethylene, polypropylene, polyoxymethylene, ABS resin, chlorinated polyether, polyurethane and other synthetic materials. Antioxidant 2246 has the characteristics of high thermal stability, good antioxidant effect, no pollution, no coloring, no frost spraying, good oil solubility, non-volatile loss, no effect on rubber vulcanization and plasticity, no stability to latex and low dosage |
| spontaneous combustion temperature | 350°C |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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Raw Materials for Rubber Anti aging agent 2246