diisobutylene (CAS 25167-70-8) — formula C8H16, molecular weight 112.21; category organic chemicals.
| CAS Number | 25167-70-8 |
|---|---|
| Molecular Formula | C8H16 |
| Molecular Weight | 112.21 |
| Melting Point | -93.5 °C |
| Boiling Point | 101.4 °C |
| LogP | 3.7 |
| Applications | Uses: Used in organic synthesis and in antioxidants, lube additives, plasticizers, and rubber chemicals, Also used as a dispersant (co-monomer with maleic anhydride), [HSDB] Used in organic synthesis and to improve paper coatability, [AIHA], Pulp and Paper Processing [Category: Industry], CHEM INT FOR OCTYLPHENOL, OCTYLDIPHENYLAMINE USED AS RUBBER CHEM, TERT-OCTYLAMINE, & ISONONYL ALCOHOL, COMONOMER WITH MALEIC ANHYDRIDE USED AS DISPERSANT, Organic synthesis, motor fuel synthesis, particularly isooctane, peroxide reactions, Alkylation, intermediates, antioxidants, rubber chemicals., Diisobutylene- including 2, 4, 4-trimethyl-1-pentene isomer, 2, -Trimethyl-1-pentene is a component of gasoline., Industry Uses: Intermediate, Flotation agent, Not Known or Reasonably Ascertainable, Fuel agents, Consumer Uses: Fuel agents, Methods of Manufacturing: HEATING THE SULFURIC ACID EXTRACT OF AN ISOBUTYLENE-BUTENE STREAM FROM CATALYTIC CRACKING OF PETROLEUM, Polymerization of isobutene., Formulations, Preparations: GRADES OF PURITY: RESEARCH GRADE: 99.86%, PURE GRADE: 99.39%, TECHNICAL GRADE: 98.7%., Grade: 95%, 99%, research, Consumption Patterns: APPROX 50% AS A CHEM INT FOR OCTYLPHENOL, 17% AS A COMONOMER FOR DISPERSANTS, 3% AS A CHEM INT FOR AMINES, 30% FOR MISC USES, INCLUDING AS A CHEM INT FOR ISONONYL ALCOHOL AND FOR EXPORTS (1974), U.S. Production: 2023: 500, 000, 000 - <1, 000 lb, 2022: 500, 2021: 400, 000 - <550, 2020: 500, (1974) 2.7X10+10 GRAMS, (1975) GREATER THAN 1.36X10+6 GRAMS, U.S. Exports: (1974) 8.2X10+9 G (MISC USES INCL EXPORTS), General Manufacturing Information: Not Known or Reasonably Ascertainable, Petroleum Refineries, Mining (except Oil and Gas) and support activities, 1-Pentene, 4-trimethyl-: ACTIVE, A group of isomers of the formula C8-H16, of which 2, 4-trimethylpentene-1 & 2, 4-trimethylpentene-2 are the most important since they are formed in appreciable amt when isobutene (isobutylene) is polymerized., Diisobutylene |
| Category | Organic Chemicals |
Documented applications: Uses: Used in organic synthesis and in antioxidants, lube additives, plasticizers, and rubber chemicals, Also used as a dispersant (co-monomer with maleic anhydride), [HSDB] Used in organic synthesis and to improve paper coatability, [AIHA], Pulp and Paper Processing [Category: Industry], CHEM INT FOR OCTYLPHENOL, OCTYLDIPHENYLAMINE USED AS RUBBER CHEM, TERT-OCTYLAMINE, & ISONONYL ALCOHOL, COMONOMER WITH MALEIC ANHYDRIDE USED AS DISPERSANT, Organic synthesis, motor fuel synthesis, particularly isooctane, peroxide reactions, Alkylation, intermediates, antioxidants, rubber chemicals., Diisobutylene- including 2, 4, 4-trimethyl-1-pentene isomer, 2, -Trimethyl-1-pentene is a component of gasoline., Industry Uses: Intermediate, Flotation agent, Not Known or Reasonably Ascertainable, Fuel agents, Consumer Uses: Fuel agents, Methods of Manufacturing: HEATING THE SULFURIC ACID EXTRACT OF AN ISOBUTYLENE-BUTENE STREAM FROM CATALYTIC CRACKING OF PETROLEUM, Polymerization of isobutene., Formulations, Preparations: GRADES OF PURITY: RESEARCH GRADE: 99.86%, PURE GRADE: 99.39%, TECHNICAL GRADE: 98.7%., Grade: 95%, 99%, research, Consumption Patterns: APPROX 50% AS A CHEM INT FOR OCTYLPHENOL, 17% AS A COMONOMER FOR DISPERSANTS, 3% AS A CHEM INT FOR AMINES, 30% FOR MISC USES, INCLUDING AS A CHEM INT FOR ISONONYL ALCOHOL AND FOR EXPORTS (1974), U.S. Production: 2023: 500, 000, 000 - <1, 000 lb, 2022: 500, 2021: 400, 000 - <550, 2020: 500, (1974) 2.7X10+10 GRAMS, (1975) GREATER THAN 1.36X10+6 GRAMS, U.S. Exports: (1974) 8.2X10+9 G (MISC USES INCL EXPORTS), General Manufacturing Information: Not Known or Reasonably Ascertainable, Petroleum Refineries, Mining (except Oil and Gas) and support activities, 1-Pentene, 4-trimethyl-: ACTIVE, A group of isomers of the formula C8-H16, of which 2, 4-trimethylpentene-1 & 2, 4-trimethylpentene-2 are the most important since they are formed in appreciable amt when isobutene (isobutylene) is polymerized., Diisobutylene.
diisobutylene is a carbon-based organic compound with CAS registry number 25167-70-8 and molecular formula C8H16 (molecular weight 112.21), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 25167-70-8
Its molecular formula C8H16 comprises 8 C, 16 H atoms.
Also known as: diisobutylene · 二异丁烯
Category: organic chemicals
The CAS registry number of diisobutylene is 25167-70-8.
Molecular formula C8H16, molecular weight 112.21.
It is also registered under: diisobutylene, 二异丁烯.
Recorded applications: Uses: Used in organic synthesis and in antioxidants, lube additives, plasticizers, and rubber chemicals, Also used as a dispersant (co-monomer with maleic anhydride), [HSDB] Used in organic synthesis and to improve paper coatability, [AIHA], Pulp and Paper Processing [Category: Industry], CHEM INT FOR OCTYLPHENOL, OCTYLDIPHENYLAMINE USED AS RUBBER CHEM, TERT-OCTYLAMINE, & ISONONYL ALCOHOL, COMONOMER WITH MALEIC ANHYDRIDE USED AS DISPERSANT, Organic synthesis, motor fuel synthesis, particularly isooctane, peroxide reactions, Alkylation, intermediates, antioxidants, rubber chemicals., Diisobutylene- including 2, 4, 4-trimethyl-1-pentene isomer, 2, -Trimethyl-1-pentene is a component of gasoline., Industry Uses: Intermediate, Flotation agent, Not Known or Reasonably Ascertainable, Fuel agents, Consumer Uses: Fuel agents, Methods of Manufacturing: HEATING THE SULFURIC ACID EXTRACT OF AN ISOBUTYLENE-BUTENE STREAM FROM CATALYTIC CRACKING OF PETROLEUM, Polymerization of isobutene., Formulations, Preparations: GRADES OF PURITY: RESEARCH GRADE: 99.86%, PURE GRADE: 99.39%, TECHNICAL GRADE: 98.7%., Grade: 95%, 99%, research, Consumption Patterns: APPROX 50% AS A CHEM INT FOR OCTYLPHENOL, 17% AS A COMONOMER FOR DISPERSANTS, 3% AS A CHEM INT FOR AMINES, 30% FOR MISC USES, INCLUDING AS A CHEM INT FOR ISONONYL ALCOHOL AND FOR EXPORTS (1974), U.S. Production: 2023: 500, 000, 000 - <1, 000 lb, 2022: 500, 2021: 400, 000 - <550, 2020: 500, (1974) 2.7X10+10 GRAMS, (1975) GREATER THAN 1.36X10+6 GRAMS, U.S. Exports: (1974) 8.2X10+9 G (MISC USES INCL EXPORTS), General Manufacturing Information: Not Known or Reasonably Ascertainable, Petroleum Refineries, Mining (except Oil and Gas) and support activities, 1-Pentene, 4-trimethyl-: ACTIVE, A group of isomers of the formula C8-H16, of which 2, 4-trimethylpentene-1 & 2, 4-trimethylpentene-2 are the most important since they are formed in appreciable amt when isobutene (isobutylene) is polymerized., Diisobutylene.
Category: Organic Chemicals.
Independent reference data for diisobutylene (CAS 25167-70-8), compiled from public chemistry databases.
| CAS Registry Number | 25167-70-8 |
|---|---|
| PubChem CID | 7868 |
| Molecular formula | C8H16 |
| IUPAC name | 2,4,4-trimethylpent-1-ene |
| UNII (FDA) | N69L73ADVF |
| Molecular Weight | 112.21 |
|---|---|
| XLogP3 | 3.7 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 2 |
| Exact Mass | 112.125200510 |
| Monoisotopic Mass | 112.125200510 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 8 |
| Boiling Point | 101.4 °C |
|---|---|
| Boiling Point | 101 °C |
| Boiling Point | 101.4 °C @760 [mm Hg] |
| Melting Point | -93.5 °C |
| Melting Point | -93 °C |
| Flash Point | -5 °C |
| Flash Point | 23 °F (-5 °C) |
| Density | 0.7150 @ 20 °C/4 °C |
| Density | 0.715 @ 20°C |
| Vapor Density | 3.8 (AIR= 1) |
Diisobutylene; 2,4,4-TRIMETHYL-1-PENTENE; 107-39-1; 2,4,4-Trimethylpent-1-ene; 1-Pentene, 2,4,4-trimethyl-; 2,2,4-Trimethyl-4-pentene; 1-Methyl-1-neopentylethylene; NSC-8701; DTXSID4026765; 2,4,4-trimethylpentene-1; N69L73ADVF; NSC-73942; DTXCID806765; alpha-Diisobutylene; RefChem:908678; 2,4,4,-trimethyl-1-pentene
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|---|
| GHS notification summary | 17.2% (66 / 384) |
| GHS notification summary | 17.2% (66 / 384) |
|---|---|
| Reported hazard statements | H225, H411, H304, H336, H400 (11.6%), H410 (74.2%) |
H225: Highly Flammable liquid and vapor [Danger Flammable liquids]
H411: Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]
diisobutylene · CAS 25167-70-8 · C8H16. UNII N69L73ADVF. Boiling Point: 101.4 °C; Boiling Point: 101 °C; Boiling Point: 101.4 °C @760 [mm Hg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 二异丁烯