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CAS No.: | 554-61-0 |
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Name: | 2-CARENE |
Article Data: | 19 |
Cas Database | |
Molecular Structure: | |
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Formula: | C10H16 |
Molecular Weight: | 136.237 |
Synonyms: | 2-Carene(7CI,8CI); (?à)-2-Carene;3,7,7-Trimethyl-bicyclo[4.1.0]hept-2-ene; D2-Carene; D4-Carene |
Density: | 0.879g/cm3 |
Melting Point: | 25°C |
Boiling Point: | 167.5°Cat760mmHg |
Flash Point: | 38.3°C |
PSA: | 0.00000 |
LogP: | 2.99870 |
3,7,7-trimethyl-cyclohepta-1,3,5-triene
A
1,1,4-trimethylcycloheptane
B
2-carene
C
1,5,5-trimethylcycloheptene
D
1,4,4-trimethylcycloheptene
E
carane
F
3-carene
Conditions | Yield |
---|---|
With hydrogen; platinum In hexane at 20 - 22℃; Product distribution; various amounts of hydrogen; | A 59% B 0.7% C 27.1% D 9.4% E 1.8% F 1.4% |
Conditions | Yield |
---|---|
In various solvent(s) at 90℃; for 1200h; Product distribution; | A 19 % Chromat. B 60 % Chromat. C 21 % Chromat. |
3-carene
A
1-methyl-4-isopropenylbenzene
B
m-cymene
C
4-methylisopropylbenzene
D
2-carene
E
1,4,4-trimethylcycloheptene
Conditions | Yield |
---|---|
platinum on activated charcoal at 180 - 200℃; Product distribution; Mechanism; sealed tube, incomplete conversion; | A 5 % Chromat. B 15 % Chromat. C 25 % Chromat. D 5 % Chromat. E 20 % Chromat. F 20 % Chromat. |
3-carene
B
3,7,7-trimethyl-cyclohepta-1,3,5-triene
C
2-carene
D
2,6,6-trimethyl-1,3-cycloheptadiene
E
1,5,5-trimethyl-1,3-cycloheptadiene
F
3,6,6-trimethylcycloheptene
Conditions | Yield |
---|---|
platinum on activated charcoal at 200℃; for 3h; Product distribution; sealed tube; other time; other temperature; | A 0.5 % Chromat. B 0.4 % Chromat. C 4.0 % Chromat. D 0.2 % Chromat. E 0.6 % Chromat. F 7.3 % Chromat. |
3-carene
2-carene
Conditions | Yield |
---|---|
With lithium 2-aminoethylamide | |
With ruthenium containing hydrotalcite at 210℃; for 2h; Inert atmosphere; | |
With 2-methylchlorobenzene; sodium In 5,5-dimethyl-1,3-cyclohexadiene for 24h; Solvent; Reflux; |
3-carene
A
2-carene
B
1,5,5-trimethylcycloheptene
C
1,4,4-trimethylcycloheptene
D
3,6,6-trimethylcycloheptene
Conditions | Yield |
---|---|
platinum on activated charcoal at 200℃; for 0.5h; sealed tube; Further byproducts given. Title compound not separated from byproducts; | A 5.9 % Chromat. B 9.1 % Chromat. C 5.3 % Chromat. D 4.9 % Chromat. |
3,7,7-trimethyl-cyclohepta-1,3,5-triene
A
1,1,4-trimethylcycloheptane
B
2-carene
C
1,5,5-trimethylcycloheptene
D
1,4,4-trimethylcycloheptene
Conditions | Yield |
---|---|
With hydrogen; platinum In hexane at 20 - 22℃; Yield given. Further byproducts given. Title compound not separated from byproducts; |
4-hydroxymethyl-2-carene
A
2-carene
B
3,4,7,7-tetramethyl-1,3,5-cycloheptatriene
C
4-methyl-3(10),4-caradiene
D
3-carene
Conditions | Yield |
---|---|
With potassium hydroxide at 250℃; Product distribution; | A 2.6 % Chromat. B 28.6 % Chromat. C 11.9 % Chromat. D 3.5 % Chromat. |
With potassium hydroxide at 250℃; | A 2.6 % Chromat. B 28.6 % Chromat. C 11.9 % Chromat. D 3.5 % Chromat. |
Conditions | Yield |
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at 200 - 400℃; |