ChemicalBook > CAS DataBase List > 2,2,3-TRIMETHYLBUTANE

2,2,3-TRIMETHYLBUTANE

Product Name
2,2,3-TRIMETHYLBUTANE
CAS No.
464-06-2
Chemical Name
2,2,3-TRIMETHYLBUTANE
Synonyms
Triptan;TRIPTANE;PENTAMETHYLETHANE;TRIMETHYLBUTANE 2,2,3;2,3,3-TRIMETHYLBUTANE;2,2,3-TRIMETHYLBUTANE;2,2,3-trimethyl-butan;butane,2,2,3-trimethyl-;isopropyltrimethylmethane;2,2,3-Trimethylbutane >
CBNumber
CB7260494
Molecular Formula
C7H16
Formula Weight
100.2
MOL File
464-06-2.mol
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2,2,3-TRIMETHYLBUTANE Property

Melting point:
−25 °C(lit.)
Boiling point:
80.9 °C(lit.)
Density 
0.69 g/mL at 25 °C(lit.)
vapor pressure 
3.37 psi ( 37.7 °C)
refractive index 
n20/D 1.389(lit.)
Flash point:
20 °F
form 
Liquid
color 
Clear colorless
explosive limit
~7%
Water Solubility 
4.38mg/L at 25℃
BRN 
1730756
Dielectric constant
1.9(20℃)
LogP
3.59
CAS DataBase Reference
464-06-2(CAS DataBase Reference)
EPA Substance Registry System
2,2,3-Trimethylbutane (464-06-2)
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Safety

Hazard Codes 
F,Xn,N
Risk Statements 
11-38-50/53-65-67
Safety Statements 
9-16-29-33-60-61-62
RIDADR 
UN 1206 3/PG 2
WGK Germany 
1
Autoignition Temperature
842 °F
HazardClass 
3.1
PackingGroup 
II
HS Code 
29011000
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H225Highly Flammable liquid and vapour

H304May be fatal if swallowed and enters airways

H315Causes skin irritation

H336May cause drowsiness or dizziness

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233Keep container tightly closed.

P273Avoid release to the environment.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P331Do NOT induce vomiting.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
132187
Product name
2,2,3-Trimethylbutane
Purity
≥99%
Packaging
5g
Price
$91.8
Updated
2024/03/01
TCI Chemical
Product number
T0711
Product name
2,2,3-Trimethylbutane
Purity
>96.0%(GC)
Packaging
5mL
Price
$85
Updated
2024/03/01
TCI Chemical
Product number
T0711
Product name
2,2,3-Trimethylbutane
Purity
>96.0%(GC)
Packaging
25mL
Price
$255
Updated
2024/03/01
Alfa Aesar
Product number
B20205
Product name
2,2,3-Trimethylbutane
Purity
98%
Packaging
1g
Price
$25.65
Updated
2024/03/01
Alfa Aesar
Product number
B20205
Product name
2,2,3-Trimethylbutane
Purity
98%
Packaging
5g
Price
$79.65
Updated
2024/03/01
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2,2,3-TRIMETHYLBUTANE Chemical Properties,Usage,Production

Description

2,2,3-Trimethylbutane (i.e., triptane) is a potential gasoline octane booster with a research octane number (RON) of 112. it is also used as a fuel additive and in comparative rate of thermal decomposition (CRTD) single-pulse surge tube studies[1-2].

Chemical Properties

Colorless liquid. Soluble in alcohol; insoluble in water.

Uses

Organic synthesis, aviation fuel.

Preparation

2,2,3-Trimethylbutane (triptane) selectively forms from dimethyl ether at low temperatures on acid zeolites[3].
We report herein the first selective catalytic conversion of DME to triptane on halide-free catalysts, specifically on crystalline solid acids, at much lower reaction temperatures (453–493 K) and higher DME pressures (60–250 kPa) than in established methanol/DME to hydrocarbon processes. Low temperatures avoid intervening skeletal isomerization and b-scission of triptyl chains or their precursors. These processes would otherwise occur before the methylation events that form the C7 chains containing the triptane backbone, which desorb irreversibly as triptane.

Synthesis Reference(s)

Tetrahedron Letters, 21, p. 3151, 1980 DOI: 10.1016/S0040-4039(00)77432-6

Hazard

Flammable, moderate fire risk.

References

[1] NOUR ATEF. Chemical kinetic study of triptane (2,2,3-trimethylbutane) as an anti-knock additive[J]. Combustion and Flame, 2019. DOI:10.1016/j.combustflame.2019.09.006.
[2] TSANG W. Comparative rate single-pulse shock tube studies on the thermal decomposition of cyclohexene, 2,2,3-trimethylbutane, isopropyl bromide, and ethylcyclobutane[J]. International Journal of Chemical Kinetics, 1970. DOI:10.1002/kin.550020406.
[3] JOHN?H. AHN; Enrique I Prof; Burcin Temel Dr. Selective Homologation Routes to 2,2,3-Trimethylbutane on Solid Acids?[J]. Angewandte Chemie International Edition, 2009. DOI:10.1002/anie.200900541.

2,2,3-TRIMETHYLBUTANE Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 2,2,3-TRIMETHYLBUTANE manufacturers

Career Henan Chemical Co
Product
2,2,3-TRIMETHYLBUTANE 464-06-2
Price
US $0.10/KG
Min. Order
1KG
Purity
95%-99%
Supply Ability
1kg; 100kg; 1000kg
Release date
2019-12-24

464-06-2, 2,2,3-TRIMETHYLBUTANERelated Search:


  • 2,2,3-TRIMETHYLBUTANE
  • 2,3,3-TRIMETHYLBUTANE
  • PENTAMETHYLETHANE
  • TRIPTANE
  • 2,2,3-trimethyl-butan
  • butane,2,2,3-trimethyl-
  • isopropyltrimethylmethane
  • trimethylbutane(non-specificname)
  • Triptan
  • TRIMETHYLBUTANE 2,2,3
  • 2,2,3-TRIMETHYLBUTANE, 99+%
  • 2,2,3-TRIMETHYLBUTANE 95+%
  • Pentamethylethane, Triptane
  • 2,2,3-Trimethylbutane,Pentamethylethane, Triptane
  • 2,2,3-Trimethylbutane, pure, 99%
  • 2,2,3-TriMethylbutane, 99%, pure
  • 2,2,3-Trimethylbutane &gt
  • 464-06-2
  • 464062
  • CH3CCH32CHCH32
  • CH32CHCCH33
  • Organic Building Blocks
  • Building Blocks
  • Acyclic
  • Alkanes