2-Methyl2-Butene 99% Powder SAA09989L9271 SAA
4 Inquiries
513-35-9
Industrial Grade
99%
PORT
SAA
25kg
2031-11-08
chemical
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Product Details
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial Reference2-Methyl-2-butene is a highly flammable, volatile, colorless liquid that is soluble in alcohol, ether, and benzene, but poorly soluble in water. It can be used as an intermediate in synthetic rubber, resin, and organic synthesis. The melting point of 2-Methyl-2-butene is -133.77°C, the boiling point is 38.4°C, the relative density is (20/4°C) 0.6623, the refractive index is 1.3874, the flash point is -45°C, it polymerizes when left for a long time, and has an unpleasant odor.Basic Info
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Product Name:
2-Methyl-2-butene
Other Name:2-Butene,2-methyl-;2-Methyl-2-butene;Amylene;Trimethylethylene;β-Isoamylene;3-Methyl-2-butene;1,1,2-Trimethylethylene;Trimethylethene;NSC 74118;2-Methyl-2-butylene
CAS No.:513-35-9
Molecular Formula:C5H10
InChIKeys:InChIKey=BKOOMYPCSUNDGP-UHFFFAOYSA-N
Molecular Weight:70.13290
Exact Mass:70.13
EC Number:208-156-3
UNII:HR68LQ4T3X
NSC Number:74118
UN Number:2460|1108
DSSTox ID:DTXSID8027165
Color/Form:LIQUID AT ROOM TEMPERATURE|Colorless volatile liquid
HScode:2901291000
Categories:
Characteristics-
PSA:
0
XLogP3:1.97250
Appearance:2-methyl-2-butene appears as a clear colorless liquid with a petroleum-like odor. Less dense than water and insoluble in water. Hence floats on water. Vapors heavier than air.
Density:0.66 g/cm3 @ Temp: 15 °C
Melting Point:-133.61 °C
Boiling Point:37.5-38.5 °C
Flash Point:-45ºC
Refractive Index:1.386-1.388
Water Solubility:Insoluble in water; soluble in ethanol, ethyl ether, benzene
Storage Conditions:Flammables area
Vapor Pressure:25.7 psi ( 55 °C)
Vapor Density:2.4 (vs air)
Odor:Disagreeable odor
OH:8.69e-11 cm3/molecule*sec
Henrys Law Constant:Henry's Law constant = 0.110 atm-cu m/mole
Experimental Properties:Polymerizes on long standing|Highly flammable, dangerous fire and explosion risk|Hydroxyl radical rate constant = 8.69X10-11 cu cm/molecule-sec @ 25 °C
Air and Water Reactions:Highly flammable. Insoluble in water.
Reactive Group:Hydrocarbons, Aliphatic Unsaturated
Reactivity Alerts:Highly Flammable
Reactivity Profile:2-METHYL-2-BUTENE may react vigorously with strong oxidizing agents. May react exothermically with reducing agents to release gaseous hydrogen. In the presence of various catalysts (such as acids) or initiators, may undergo exothermic polymerization reactions.
Heat of Vaporization:3.4634X10+7 J/kmol @ 139.39 K
Critical Temperature & Pressure:Critical temperature: 471.00 K; critical pressure: 3.4X10+6 Pa
Hazard IdentificationClassification of the substance or mixture
Flammable liquids, Category 2
Acute toxicity - Category 4, Oral
Aspiration hazard, Category 1
Skin irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
Germ cell mutagenicity, Category 2
Carcinogenicity, Category 2
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H225 Highly flammable liquid and vapour
H302 Harmful if swallowed
H304 May be fatal if swallowed and enters airways
H336 May cause drowsiness or dizziness
H341 Suspected of causing genetic defects
H351 Suspected of causing cancer
H411 Toxic to aquatic life with long lasting effects
Precautionary statement(s) Prevention P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment.
P242 Use non-sparking tools.
P243 Take action to prevent static discharges.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
P203 Obtain, read and follow all safety instructions before use.
P273 Avoid release to the environment.
Response P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse affected areas with water [or shower].
P370+P378 In case of fire: Use ... to extinguish.
P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P331 Do NOT induce vomiting.
P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
P318 IF exposed or concerned, get medical advice.
P391 Collect spillage.
Storage P403+P235 Store in a well-ventilated place. Keep cool.
P405 Store locked up.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
chemical
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Location:
PO BOX 1381 BURGERSFORT BURGERSFORT LIMPOPO
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Payment Terms:
TT against copy of documents,L/C,100% TT in advance
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Average lead Time:
30 days
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Total Annual Revenue:
$1 million-$2.5 million
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Total Employees:
11-50
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Year of Establishment:
2021
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Inquiry History4 Inquiries
Country Product Purchase Quantity Date Posted 
India
2-methyl-2-butane
1 KG May 3, 2025
India
2-Methyl-2-butene
10 KG Jul 14, 2025 
United States
2-Methyl-2-butene Pharmacy Grade
20 MT Nov 17, 2023 
South Korea
2-Methyl-2-butene
50 L Apr 4, 2024 Post an enquiry for this product
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