Home Categories Chemical pesticides 2,3-Dimethyl-2-butene
A3173812

2,3-Dimethyl-2-butene , 98% , 563-79-1

Synonym(s):
Tetramethylethylene

CAS NO.:563-79-1

Empirical Formula: C6H12

Molecular Weight: 84.16

MDL number: MFCD00008897

EINECS: 209-263-8

Update time: 2022-07-08

PRODUCT Properties

Melting point: -75 °C (lit.)
Boiling point: 73 °C (lit.)
Density  0.708 g/mL at 25 °C (lit.)
vapor pressure  215 mm Hg ( 37.7 °C)
refractive index  n20/D 1.412(lit.)
Flash point: 2 °F
storage temp.  2-8°C
solubility  0.071g/l
form  Liquid
Specific Gravity 0.708
color  Clear colorless to slightly yellow
explosive limit 1.2%(V)
Water Solubility  Soluble in water (0.071 g/L)
Sensitive  Air Sensitive
BRN  1361357
Stability: Stable. Highly flammable - readily forms explosive mixtures with air. Note low flash point. Incompatible with strong acids, strong oxidizing agents, peroxy compounds.
CAS DataBase Reference 563-79-1(CAS DataBase Reference)
NIST Chemistry Reference 2-Butene, 2,3-dimethyl-(563-79-1)
EPA Substance Registry System 2-Butene, 2,3-dimethyl- (563-79-1)

Description and Uses

2,3-Dimethyl-2-butene was used in the preparation of thexyl NHC-borane (diMe-Imd-BH2thexyl).

Safety

Symbol(GHS) 
GHS02,GHS08
Signal word  Danger
Hazard statements  H225-H304
Precautionary statements  P210-P301+P310+P331
Hazard Codes  F,Xn,C
Risk Statements  11-65-36/37/38-22-19-40-36/37
Safety Statements  16-33-62-9-36/37/39-26-36/37
RIDADR  UN 3295 3/PG 2
WGK Germany  3
10-23
Autoignition Temperature 754 °F
Hazard Note  Extremely Flammable/Corrosive/Harmful
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29012980

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