115-11-7

115-11-7 structure

Name: Isobutylene
Chemical Name: Isobutene
CAS Number: 115-11-7
Molecular Formula: C₄H₈
Molecular Weight: 56.10630
Catalog: Organic raw materials Hydrocarbon compounds and their derivatives Acyclic hydrocarbon
Create Date: 2018-02-05 08:00:00
Modify Date: 2026-07-06 23:38:22

Name	Isobutene
Synonyms	Isobutene (ca. in Toluene) iso-C4H8 asym-dimethylethylene Isobutene (ca. in Isopropyl Ether) 1,1-Dimethylethylene 2-methyl-propen 2-METHYLPROPENE 2-Methyl-1-propene Isobutylene, high purity Isobuten 2-methylprop-1-ene Isopropylidenemethylene ISOBUTYLENE ISO 9001：2015 REACH EINECS 204-066-3 1,1-dimethylethene Isobutene (ca. in Tetrahydrofuran) 2-METHYLPROPENE PRESSURE TIN WITH ML (NET ~G) propene,2-methyl Methylpropene Propene, 2-methyl gamma-Butylene ISOBUTYLENE (IB) Isobutene (ca. in Dichloromethane) 2-Methylpropene-isobutylene Isobutene (ca. in Hexane) 2-Methylpropylene Isobutene, high purity ISOBUTENE 2-METHYLPROPENE CYL. WITH 27 L (NET~14KG ISOBUTYLENE 1-Propene,2-methyl Isobutene (in cylinder without valve) [To use this product chged in cylinder, a valve is required which is sold sately (Product Code:V0030)] Isobutene (in cylinder without valve) SOBUTYLENE 2-methylpropylene Methylpropen 2-Methylpropene, high purity 2-METHYL-1-PROPENE MFCD00008898 Isobutene(MP) 2-methyl-1-propen 1-Propene, 2-methyl Propene,2-methyl unsym-Dimethylethylene 2-METHYLPROPENE, CYLINDER WITH 7 L (NET ~3.) HP-ISOBUTYLENE 2-Methylpropene in THF

Density	0.5879
Boiling Point	−6.9 °C(lit.)
Melting Point	−140 °C
Molecular Formula	C₄H₈
Molecular Weight	56.10630
Flash Point	-80 °C
Exact Mass	56.06260
LogP	1.58240
Vapour density	2 (vs air)
Vapour Pressure	3278 mm Hg ( 37.7 °C)
Index of Refraction	1.3811
Stability	Stable. Highly flammable - readily forms an explosive mixture with air. Incompatible with strong oxidizing agents.
Freezing Point	-140.34℃

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 30,102,1967

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 30,102,1967 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 100 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81854 No. of Facilities: 432 (estimated) No. of Industries: 13 No. of Occupations: 22 No. of Employees: 5502 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81854 No. of Facilities: 942 (estimated) No. of Industries: 17 No. of Occupations: 16 No. of Employees: 7002 (estimated) No. of Female Employees: 982 (estimated)

HS Code	2901233000
Summary	2901233000 2-methylprop-1-ene。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。Lowest tariff:2.0%。General tariff:20.0%