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3-Methyl-1,2-butadiene_Molecular_structure_CAS_598-25-4)
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3-Methyl-1,2-butadiene

Catalog No. 65960 Name Sigma Aldrich
CAS Number 598-25-4 Website http://www.sigmaaldrich.com
M. F. C5H8 Telephone 1-800-521-8956
M. W. 68.11702 Fax
Purity ≥98.0% (GC) Email
Storage Chembase ID: 151740

SYNONYMS

Title
3-甲基-1,2-丁二烯
IUPAC name
3-methylbuta-1,2-diene
IUPAC Traditional name
3-methyl-1,2-butadiene
Synonyms
1,1-Dimethylallene
1,1-二甲基丙二烯

DATABASE IDS

PubChem SID 24884434
MDL Number MFCD00008896
EC Number 209-926-1
Beilstein Number 1697090
CAS Number 598-25-4

PROPERTIES

Grade purum
Linear Formula (CH3)2C=C=CH2
Purity ≥98.0% (GC)
Boiling Point 40-41 °C(lit.)
Density 0.694 g/mL at 25 °C(lit.)
Flash Point -12 °C
Flash Point 10.4 °F
Melting Point -148 °C(lit.)
Refractive Index n20/D 1.419(lit.)
Refractive Index n20/D 1.420
Vapor Pressure 6.87 psi ( 20 °C)
GHS Pictograms GHS02
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H225-H304-H315-H319-H335
European Hazard Symbols Flammable Flammable (F)
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US)
GHS Precautionary statements P210-P261-P301 + P310-P305 + P351 + P338-P331
RID/ADR UN 3295 3/PG 2
Risk Statements 11-36/37/38-65
Safety Statements 16-26-36-62
Storage Temperature 2-8°C
Hazard Class 3
UN Number 3295
Packing Group 2
German water hazard class 3

DETAILS

Description (English)
Other Notes
Used in the chiral isoprenylation of aldehydes1
Description (简体中文)
Other Notes
用于醛类的手性异戊二烯化1

REFERENCES