5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene

Modify Date: 2026-07-06 13:11:07

5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene Structure
5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene structure
Common Name 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene
CAS Number 81331-92-2 Molecular Weight 188.30900
Density N/A Boiling Point N/A
Molecular Formula C14H20 Melting Point N/A
MSDS N/A Flash Point N/A

Summary: 5-(2,2,5-Trimethylhex-5-enylidene)cyclopenta-1,3-diene, Chinese name: 5-(2,2,5-三甲基己-5-烯基)-环戊-1,3-二烯, CAS number: 81331-92-2, molecular formula: C14H20, molecular weight: 188.31. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Molecular Formula C14H20
Molecular Weight 188.30900
Exact Mass 188.15700
LogP 4.42130
InChIKey YWPAEQFAWBVXSY-UHFFFAOYSA-N
SMILES C=C(C)CCC(C)(C)C=C1C=CC=C1

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~59%

5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene Structure

5-(2,2,5-trimet...

CAS#:81331-92-2

Learn More
Literature: Stone, Keith J.; Little, R.Daniel Journal of Organic Chemistry, 1984 , vol. 49, # 11 p. 1849 - 1853

~%

5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene Structure

5-(2,2,5-trimet...

CAS#:81331-92-2

Learn More
Literature: Little,R.D.; Carroll,G.L.; Peterson,J.L. Journal of the American Chemical Society, 1983 , vol. 105, p. 928

~%

5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene Structure

5-(2,2,5-trimet...

CAS#:81331-92-2

Learn More
Literature: Little,R.D.; Carroll,G.L.; Peterson,J.L. Journal of the American Chemical Society, 1983 , vol. 105, p. 928

~%

5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene Structure

5-(2,2,5-trimet...

CAS#:81331-92-2

Learn More
Literature: Little,R.D.; Carroll,G.L.; Peterson,J.L. Journal of the American Chemical Society, 1983 , vol. 105, p. 928

~%

5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene Structure

5-(2,2,5-trimet...

CAS#:81331-92-2

Learn More
Literature: Little, R. Daniel; Muller, George W.; Venegas, Manuel G.; Caroll, Gary L.; Bukhari, Ahmed; et al. Tetrahedron, 1981 , vol. 37, # 25 p. 4371 - 4384

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  6

DownStream  0

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

6-(1,1,4-trimethyl-4-pentenyl)fulvalene
6-(1,1,4-Trimethyl-4-pentenyl)fulvene
1,3-Cyclopentadiene,5-(2,2,5-trimethyl-5-hexenylidene)

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the InChIKey of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: InChIKey of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene is YWPAEQFAWBVXSY-UHFFFAOYSA-N.
Q: What is the molecular formula of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: Molecular formula of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene is C14H20.
Q: What is the molecular weight of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: Molecular weight of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene is 188.30900.
Q: What is the English name of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: The English name of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene is 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene.
Q: What is the SMILES notation of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: SMILES notation of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene is C=C(C)CCC(C)(C)C=C1C=CC=C1.
Q: What is the LogP of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: LogP of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene is 4.42130.
Q: What is the CAS number of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: CAS number of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene is 81331-92-2.
Q: What is the Chinese name of 81331-92-2?
A: Chinese name of 81331-92-2 is 81331-92-2.
Q: What English synonyms does 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene have?
A: English synonyms of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene: 6-(1,1,4-trimethyl-4-pentenyl)fulvalene, 6-(1,1,4-Trimethyl-4-pentenyl)fulvene, 1,3-Cyclopentadiene,5-(2,2,5-trimethyl-5-hexenylidene).
Q: What are the upstream materials of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene?
A: Related upstream materials(CAS) of 5-(2,2,5-trimethylhex-5-enylidene)cyclopenta-1,3-diene: 81331-91-1;542-92-7;73059-92-4;781-03-3;81331-90-0;763-32-6.
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