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syntin

Structure via PubChem · Public domain (PubChem)

EntityQ408418· pop 13· linked from 11 articles

Syntin is a hydrocarbon with the molecular formula C10H16 used as a rocket fuel. It is a mixture of four stereoisomers (see below). It has a density of 0.851 g/mL, and a boiling point of 158 °C. Due to the presence of three strained cyclopropane rings, the molecule has a highly positive enthalpy of formation: ΔfH°(l)= 133 kJ/mol (980 kJ/kg, the average value for the isomeric mixture), bringing additional energy into the combustion process. It has advantages over the traditional hydrocarbon fuels, such as RP-1, due to higher density, lower viscosity and higher specific heat of oxidation.

In the Vinony graph

Within Vinony's link graph, syntin is referenced by 11 other articles, and connects out to chemical formula, Russia and Soviet Union.

Vinony files it under Chembox image size set, Cyclopropanes and Hydrocarbons.

Its subject is documented across 12 Wikipedia language editions.

Chemical data

Formula
C10H16
Molecular weight
136.23 g/mol
IUPAC name
1,2-dicyclopropyl-1-methylcyclopropane
SMILES
CC1(CC1C2CC2)C3CC3
InChIKey
GTKAAVZEFUFXDD-UHFFFAOYSA-N
XLogP
3.7
Polar surface area
0 Ų
H-bond donors
0
H-bond acceptors
0
Formal charge
0

via PubChem

Wikidata facts

Has part
hydrogen
Mass
136.125201
Show 3 more facts
chemical formula
C₁₀H₁₆
canonical SMILES
CC1(CC1C2CC2)C3CC3
Commons category
Syntin
Sources (2)

via Wikidata · CC0

~2 min read

Encyclopedic overview

4 sections
Contents
  • Stereoisomers
  • See also
  • References
  • Literature

Syntin is a hydrocarbon with the molecular formula C10H16 used as a rocket fuel. It is a mixture of four stereoisomers (see below). It has a density of 0.851 g/mL, and a boiling point of 158 °C. Due to the presence of three strained cyclopropane rings, the molecule has a highly positive enthalpy of formation: ΔfH°(l)= 133 kJ/mol (980 kJ/kg, the average value for the isomeric mixture), bringing additional energy into the combustion process. It has advantages over the traditional hydrocarbon fuels, such as RP-1, due to higher density, lower viscosity and higher specific heat of oxidation.

Syntin was used in the Soviet Union and later Russia as fuel for the Soyuz-U2 rocket from 1982 until 1995.

Excerpted from Wikipedia’s “syntin” article, available under the CC BY-SA 4.0 licence.

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