butyl rubber
poly(isobutylene-co-isoprene)
 
Notes:
russian. Used as a food additive [EAFUS]
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CAS Number: 9010-85-9Picture of molecule3D/inchi
Other: 62493-92-9
Molecular Weight: 124.22652000
Formula: C9 H16
NMR Predictor: Predict (works with chrome or firefox)
Category: chewing gum bases and related substances
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: Search
Google Books: Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist: Search
Google Patents: Search
US Patents: Search
EU Patents: Search
Pubchem Patents: Search
PubMed: Search
NCBI: Search
FDA Mainterm (SATF):9010-85-9 ; ISOBUTYLENE-ISOPRENE COPOLYMER
FDA Regulation:
FDA PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION
Subpart G--Gums, Chewing Gum Bases and Related Substances
Sec. 172.615 Chewing gum base.


FDA PART 175 -- INDIRECT FOOD ADDITIVES: ADHESIVES AND COMPONENTS OF COATINGS
Subpart B--Substances for Use Only as Components of Adhesives
Sec. 175.105 Adhesives.


FDA PART 175 -- INDIRECT FOOD ADDITIVES: ADHESIVES AND COMPONENTS OF COATINGS
Subpart B--Substances for Use Only as Components of Adhesives
Sec. 175.125 Pressure-sensitive adhesives.


FDA PART 175 -- INDIRECT FOOD ADDITIVES: ADHESIVES AND COMPONENTS OF COATINGS
Subpart C--Substances for Use as Components of Coatings
Sec. 175.300 Resinous and polymeric coatings.


FDA PART 175 -- INDIRECT FOOD ADDITIVES: ADHESIVES AND COMPONENTS OF COATINGS
Subpart C--Substances for Use as Components of Coatings
Sec. 175.320 Resinous and polymeric coatings for polyolefin films.


FDA PART 176 -- INDIRECT FOOD ADDITIVES: PAPER AND PAPERBOARD COMPONENTS
Subpart B--Substances for Use Only as Components of Paper and Paperboard
Sec. 176.180 Components of paper and paperboard in contact with dry food.


FDA PART 177 -- INDIRECT FOOD ADDITIVES: POLYMERS
Subpart B--Substances for Use as Basic Components of Single and Repeated Use Food Contact
Sec. 177.1010 Acrylic and modified acrylic plastics, semirigid and rigid.


FDA PART 177 -- INDIRECT FOOD ADDITIVES: POLYMERS
Subpart B--Substances for Use as Basic Components of Single and Repeated Use Food Contact
Sec. 177.1210 Closures with sealing gaskets for food containers.


FDA PART 177 -- INDIRECT FOOD ADDITIVES: POLYMERS
Subpart B--Substances for Use as Basic Components of Single and Repeated Use Food Contact Surfaces
Sec. 177.1420 Isobutylene polymers.


FDA PART 177 -- INDIRECT FOOD ADDITIVES: POLYMERS
Subpart C--Substances for Use Only as Components of Articles Intended for Repeated Use
Sec. 177.2600 Rubber articles intended for repeated use.


FDA PART 178 -- INDIRECT FOOD ADDITIVES: ADJUVANTS, PRODUCTION AIDS, AND SANITIZERS
Subpart B--Substances Utilized To Control the Growth of Microorganisms
Sec. 178.1005 Hydrogen peroxide solution.


FDA PART 178 -- INDIRECT FOOD ADDITIVES: ADJUVANTS, PRODUCTION AIDS, AND SANITIZERS
Subpart D--Certain Adjuvants and Production Aids
Sec. 178.3850 Reinforced wax.
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Physical Properties:
Food Chemicals Codex Listed: No
Boiling Point: 34.10 °C. @ 760.00 mm Hg (est)
Vapor Pressure: 549.000000 mmHg @ 25.00 °C. (est)
Flash Point: 32.00 °F. TCC ( 0.00 °C. ) (est)
logP (o/w): 2.413 (est)
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Organoleptic Properties:
 
Odor and/or flavor descriptions from others (if found).
 
 
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Cosmetic Information:
CosIng: cosmetic data
Cosmetic Uses: viscosity controlling agents
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Suppliers:
Exxon Mobil
Butyl Rubber
Odor: characteristic
Use: ExxonMobil Chemical has been at the forefront of technology and innovation in the rubber industry since inventing and patenting butyl rubber in 1937. Today we market high-quality synthetic rubber worldwide and are a global leader in butyl technology, services and products.
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Safety Information:
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
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Safety in Use Information:
Category: chewing gum bases and related substances
Recommendation for butyl rubber usage levels up to:
 not for fragrance use.
 
Recommendation for butyl rubber flavor usage levels up to:
 not for flavor use.
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Safety References:
Cancer Citations: Search
Toxicology Citations: Search
EPA Substance Registry Services (TSCA): 9010-85-9
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 62703
National Institute of Allergy and Infectious Diseases: Data
 2-methylbuta-1,3-diene; 2-methylprop-1-ene
Chemidplus: 0009010859
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References:
 2-methylbuta-1,3-diene; 2-methylprop-1-ene
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 9010-85-9
Pubchem (cid): 62703
Pubchem (sid): 135020882
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Other Information:
(IUPAC): Atomic Weights of the Elements 2011 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS): View
FDA Indirect Additives used in Food Contact Substances:View
HMDB (The Human Metabolome Database): HMDB32344
FooDB: FDB009640
FDA Listing of Food Additive Status: View
ChemSpider: View
Wikipedia: View
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Potential Blenders and core components note
 
None Found
 
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Potential Uses:
 viscosity controlling agents 
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Occurrence (nature, food, other): note
 not found in nature
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Synonyms:
 butyl rubber
 butyl rubber polymer
isobutylene/isoprene copolymer
2-methyl-1,3-butadiene polymer with 2-methyl-1-propene
2-methylbuta-1,3-diene; 2-methylprop-1-ene
 poly(isobutylene-co-isoprene)
Synonyms   Articles   Notes   Search   Top
Articles:
PubMed: Use of passive samplers in pollution monitoring: A numerical approach for marinas.
PubMed: Testing of glove efficacy against sprayed isocyanate coatings utilizing a reciprocating permeation panel.
PubMed: Understanding factors that influence protective glove use among automotive spray painters.
PubMed: Evaluation of septa quality for automatic SPME-GC-MS trace analysis.
PubMed: A critical assessment of the occurrence and extend of oxygen contamination during anaerobic incubations utilizing commercially available vials.
PubMed: Functional polymer laminates from hyperthermal hydrogen induced cross-linking.
PubMed: Efficiency of butyl rubber sorbent to remove the PAH toxicity.
PubMed: Preparation of protein- and cell-resistant surfaces by hyperthermal hydrogen induced cross-linking of poly(ethylene oxide).
PubMed: Barrierity of hydrogenated butadiene-acrylonitrile rubber and butyl rubber after exposure to organic solvents.
PubMed: Formation of isobutene from 3-hydroxy-3-methylbutyrate by diphosphomevalonate decarboxylase.
PubMed: Highly electrophilic organometallics for carbocationic polymerizations: from anion engineering to new polymer materials.
PubMed: Comprehensive determination of extractables from five different brands of stoppers used for injectable products.
PubMed: Hierarchically macroporous cryogels of polyisobutylene and silica nanoparticles.
PubMed: Comparison of nitrile gloves and nitrile over Nomex gloves.
PubMed: The influence of preservation method and time on the delta13C value of dissolved inorganic carbon in water samples.
PubMed: Evaluation of butyl rubber as sorbent material for the removal of oil and polycyclic aromatic hydrocarbons from seawater.
PubMed: Cell proliferation at 122 degrees C and isotopically heavy CH4 production by a hyperthermophilic methanogen under high-pressure cultivation.
PubMed: Transfer of CO2, N2O and CH4 to butyl rubber (polyisobutylene) septa during storage.
PubMed: Endocrine disruptive effects of chemicals eluted from nitrile-butadiene rubber gloves using reporter gene assay systems.
PubMed: Effects of housing and intake of methionine on the growth and wear of hoof horn and the conformation of the hooves of first-lactation Holstein heifers.
PubMed: Structure elucidation of an artifact discharging from rubber-based vial closures by means of gas chromatography/tandem mass spectrometry.
PubMed: Collection and storage of CO2 for 13C analysis: An application to separate soil CO2 efflux into root- and soil-derived components.
PubMed: An improved approach for accurate quantitation of benzene, toluene, ethylbenzene, xylene, and styrene in blood.
PubMed: A new world of choices.
PubMed: [The spectral study of the surface modified medical rubber].
PubMed: Change in permeation parameters and the decontamination efficacy of three chemical protective gloves after repeated exposures to solvents and thermal decontaminations.
PubMed: Aqueous suspension polymerization of isobutene initiated by 1,2-C6F4[B(C6F5)2]2.
PubMed: The effect of housing and methionine intake on hoof horn hemorrhages in primiparous lactating Holstein cows.
PubMed: Puncture resistance and stiffness of nitrile and latex dental examination gloves.
PubMed: The anaerobic degradation of endosulfan by indigenous microorganisms from low-oxygen soils and sediments.
PubMed: A simple and sensitive method for the determination of hydroxylamine in fresh-water samples using hypochlorite followed by gas chromatography.
PubMed: Laryngeal mask airway insertion by anesthetists and nonanesthetists wearing unconventional protective gear: a prospective, randomized, crossover study in humans.
PubMed: Determination of conditions for the production scale sterilization of prefilled syringes.
PubMed: Determination of the moisture content of bromobutyl rubber stoppers as a function of processing: implications for the stability of lyophilized products.
PubMed: A deoxygenation system for measuring protein phosphorescence.
PubMed: [Identification of migrants from nitrile-butadiene rubber gloves].
PubMed: Prevention of latex allergy among health care workers: evaluation of the extractable latex protein content in different types of medical gloves.
PubMed: How health care organizations can establish and conduct a program for a latex-safe environment.
PubMed: NTP Toxicology and Carcinogenesis Studies of Isobutene (CAS No. 115-11-7) in F344/N Rats and B6C3F1 Mice (Inhalation Studies).
PubMed: Isolation and identification of some unknown substances in disposable nitrile-butadiene rubber gloves used for food handling.
PubMed: A rapid and precise technique for measuring delta(13)C-CO(2) and delta(18)O-CO(2) ratios at ambient CO(2) concentrations for biological applications and the influence of container type and storage time on the sample isotope ratios.
PubMed: Hock injuries in cattle kept in straw yards or cubicles with rubber mats or mattresses.
PubMed: A comparative analysis of glove permeation resistance to paint stripping formulations.
PubMed: [Migrants from disposable gloves and residual acrylonitrile].
PubMed: Proposal for a method for testing resistance of clothing and gloves to penetration by pesticides.
PubMed: A biological loss of endosulfan and related chlorinated organic compounds from aqueous systems in the presence and absence of oxygen.
PubMed: Human physiologic factors in respiratory uptake of 1,3-butadiene.
PubMed: The use of 3M porous polymer extraction discs in assessing protective clothing chemical permeation.
PubMed: Occupational exposure to butadiene, isoprene and chloroprene.
PubMed: A novel method of assessing the effectiveness of protective gloves--results from a pilot study.
PubMed: Permeation of substituted silanes and siloxanes through selected gloves and protective clothing.
PubMed: Chemical protective clothing; a study into the ability of staff to perform lifesaving procedures.
PubMed: Sample vial influences on the accuracy and precision of carbon and oxygen isotope ratio analysis in continuous flow mass spectrometric applications
PubMed: Stability of ceftazidime in a viscous eye drop formulation.
PubMed: Glove resistance to permeation by a 7.5% hydrogen peroxide sterilizing and disinfecting solution.
PubMed: Load-displacement behavior in a distal radial fracture model. The effect of simulated healing on motion.
PubMed: Quantification of surface defects on chemically protective gloves following their use in agriculture.
PubMed: Pharmaceutical container/closure integrity. II: The relationship between microbial ingress and helium leak rates in rubber-stoppered glass vials.
PubMed: Pharmaceutical container/closure integrity. I: Mass spectrometry-based helium leak rate detection for rubber-stoppered glass vials.
PubMed: Isoprene: background and issues.
PubMed: Sarin: guidelines on the management of victims of a nerve gas attack.
PubMed: Glutaraldehyde permeation: choosing the proper glove.
PubMed: Progress in Cleveland Clinic-Nimbus total artificial heart development.
PubMed: Effect of type of container, storage temperature and humidity on the biological activity of freeze-dried alkaline phosphatase.
PubMed: Nitrile butyl rubber glove permeation of pesticide formulations containing 2,4-D-amine, DDT, DEET, and Diazinon.
PubMed: A study on reference standard for cytotoxicity assay of biomaterials.
PubMed: Modeling the temperature dependence of N-methylpyrrolidone permeation through butyl- and natural-rubber gloves.
PubMed: Antibacterial activity of multilayer silver-copper surface films on catheter material.
PubMed: Whole-body exposures to a phosphoric acids aerosol: II. Food/water/weight effects in wild rodent and avian species.
PubMed: Whole body exposures to a phosphoric acids aerosol: I. Spontaneous activity effects in wild rodent and avian species.
PubMed: The use and handling of acrylic bone cement in Danish orthopaedic departments.
PubMed: Permeation resistance of glove materials to agricultural pesticides.
PubMed: Comparative evaluation of permeation testing of protective gloves to solvents: in vitro in permeation cells versus in vivo in guinea pigs.
PubMed: Glove permeation by semiconductor processing mixtures containing glycol-ether derivatives.
PubMed: The effects of stopper drying on moisture levels of Haemophilus influenzae conjugate vaccine.
PubMed: Moisture transfer from stopper to product and resulting stability implications.
PubMed: Protective gloves of polymeric materials. Experimental permeation testing and clinical study of side effects.
PubMed: Interaction of rubber closures with powders for parenteral administration.
PubMed: A test method for the evaluation of protective glove materials used in agricultural pesticide operations.
PubMed: Selection and testing of a glove combination for use with the U.S. Coast Guard's chemical response suit.
PubMed: Ventricular assist device volume compensation using a two phase fluid.
PubMed: Gas chromatographic analysis and storage of gas samples from the middle ear.
PubMed: Headspace determination of evolved carbon dioxide in a biodegradability screening test.
PubMed: Pesticide glove permeation analysis: comparison of the ASTM F739 test method with an automated flow-through reverse-phase liquid chromatography procedure.
PubMed: An automated in vitro dermal absorption procedure: I. Permeation of (14)C-labelled N,N-diethyl-m-toluamide through human skin and effects of short-wave ultraviolet radiation on permeation.
PubMed: Percutaneous absorption of 3 organic solvents in the guinea pig (IV). Effect of protective gloves.
PubMed: Characteristics of Doppler blood-velocity waveforms in a cardiovascular in vitro model. I. The model and the influence of pulse rate.
PubMed: Glutaraldehyde: its uptake by sporing and non-sporing bacteria, rubber, plastic and an endoscope.
PubMed: Development of compliance chamber diaphragms with reduced permeability.
PubMed: Effects of inhalation of red phosphorus/butyl rubber combustion products on aveolar macrophage responses in rats.
PubMed: Evaluation of glove material resistance to ethylene glycol dimethyl ether permeation.
PubMed: Skin protection against methylmethacrylate.
PubMed: The permeation of multi-component liquids through new and pre-exposed glove materials.
PubMed: A mortality study of employees at a synthetic rubber manufacturing plant.
PubMed: Stability of BCG vaccines.
PubMed: [Acid and alkaline phosphatase activity of blood neutrophils in the workers in a synthetic rubber plant].
PubMed: Permeation of eleven protective garment materials by four organic solvents.
PubMed: Contact dermatitis to methyl methacrylate.
PubMed: Surgical rubber gloves impervious to methylmethacrylate monomer.
PubMed: Glass and rubber closure effects on the pH of water I. A preliminary investigation.
PubMed: Moxalactam disodium compatibility with intramuscular and intravenous diluents.
PubMed: [Working conditions and the health status of workers in butyl rubber manufacture].
PubMed: Resistance of protective clothing materials to permeation by solvent "splash"1.
PubMed: A simple apparatus for measuring the Eh of anaerobic media.
PubMed: Neurotoxicity of methyl chloride.
PubMed: Use of a composite Biomer-butyl rubber/Biomer material to prevent transdiaphragmatic water permeation during long-term, electrically-actuated left ventricular assist device (LVAD) pumping.
PubMed: Time-dependent failure of a polyolefin rubber candidate material for blood pump applications.
PubMed: The permeability of protective clothing materials to benzene vapor.
PubMed: Use of a composite biomer/butyl rubber/biomer material to prevent transdiaphragmatic water permeation during long-term, electrically-actuated left ventricular assist device (LVAD) pumping.
PubMed: [Comparative evaluation of methods of determining the toxicity of rubber products in experiments with animals and cell cultures].
PubMed: Landfill disposal systems.
PubMed: [Butyl rubber stoppers for sealing blood substitutes and injection solutions].
PubMed: [Gas-liquid chromatographic method of studying the migration into cheese of the volatile components of coatings based on aqueous polymer dispersions].
PubMed: [Effect of the type of butyl rubber on the toxicological properties of stoppers].
PubMed: Butyl rubber stoppers increase the shelf life of prereduced, anaerobically sterilized media.
PubMed: Interference by butyl rubber stoppers in GLC analysis for theophylline.
PubMed: A serum bottle modification of the Hungate technique for cultivating obligate anaerobes.
PubMed: [The effect of sulfuric acid and ethyl alcohol on the eye in butyl rubber production and methods of prevention].
PubMed: Suitability of butyl rubber stoppers for closing anaerobic roll culture tubes.
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